I. Conventional Total Station Measurement Accessories
The vast majority of our clients use total stations to measure various steel structures (various ship sections, steel structural components, etc.) and manage their size and shape. This requires the use of targets for station transfer and measurement accessories to collect bevel point data. For some measurement points that cannot be directly seen, hidden rod measurement is necessary. Therefore, conventional measurement accessories such as rotating targets, hidden rods, and reflectors are mainstream products in the steel structure industry.
Our company's conventional measurement accessories have over ten years of production history, a large customer base in China, and accumulated sales of thousands of sets. Their design and quality have been continuously improved, making them well-tested products. The company implements a strict accessory quality inspection system. The RY series rotating targets and HPP series hidden rod products, in particular, undergo professional and rigorous quality inspection to ensure they meet accuracy requirements. The RY series rotating targets and HPP series hidden rods enjoy a 1-year warranty.
Conventional measurement accessories are shown in the table below:
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Product Name
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Image
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Model
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Description
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Magnetic Rotating Reflector Target
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RY50 Standard Model
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Abbreviated as rotating target.
The reflective surface of the rotating target can rotate 360° around a center, suitable for use as a transfer station for a coordinate system. The RY50 is used for total station (10-50 meters) transfer station measurement.
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 |
RY90 Enlarged Model
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The RY90 has an enlarged reflective surface, suitable for long-distance (50-90 meters) transfer station measurement.
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 |
RY150 Extra-Large Model
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The RY150 is used for digital shipyard targets and is suitable for large-scale control measurement benchmark points.
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Precision Two-Point Target
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HPP150 Standard Model
HPP200 Extended Model
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Also known as a hidden rod.
In actual measurement, some points may be obscured by obstacles, forming hidden points. When measuring hidden points, the tip of the target rod is aligned with the hidden point. The target rod does not need to be perpendicular to the hidden point. The coordinates of the hidden point are calculated directly from the distance between the two targets on the target rod and their coordinate values. This function is included in the IN-CHECK measurement software.
The HPP150 is the standard model;
The HPP200 is the extended model.
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Precision Two-Point Target
(Hydraulic Reinforced Model)
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HPP150-P
HPP200-P
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The hydraulic reinforced precision two-point target uses a hydraulically pneumatic universal joint, which improves the universal fastening capability of the hidden rod and extends its service life.
The HPP150-P is the reinforced model;
The HPP200-P is the reinforced and extended model.
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Corner Target Bevel Jig
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LC45 Standard Model
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The corner target can reproduce measurement points located on the bevel or weld hole. The corner target is magnetic and can be attached to the bevel. The length of the corner target can be customized according to the plate thickness.
The LC45 corner target is used for conventional plate thickness bevel compensation; it has thickness.
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RR20 Thick Plate Model
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The RR20 corner target is used for thicker plate bevel compensation. It is very thin and non-magnetic and needs to be used with a magnetic block. A set contains 5 pieces.
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Magnetic Angle Fixture
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MS1
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Provides three angles: 45°, 60°, and 90°. Used with a half-reflector, it can flexibly obtain a good reflector incident angle.
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Half-Reflector
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HT50
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Also known as a half-reflector.
Half-reflector targets are widely used in various ship section measurements, including section precision control, general assembly, and ship assembly. It is the most frequently used reflective medium in shipyards, providing a stable and reliable reflective interface.
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Magnetic Tripod Fixer
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KUS2
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Used to fix the tripod, preventing tripod slippage and instrument falls. It is especially suitable for high-altitude operations by departments, reducing various vibrations and increasing the reliability of measurement data.
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Sokkia Industrial Measurement Data Collector
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S350
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Shipyard working environments are harsh, requiring a special S350 high-performance industrial handheld computer. It can be used to install the IN-CHECK precision measurement software and has a high dust and waterproof rating, with a service life of 5-8 years.
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II. Special Total Station Measurement Accessories
After completing conventional total station measurements, our clients often have more specific measurement requirements, such as:
1. Establishing a control network for large-scale total station measurement operations;
2. Tracking and measuring dynamic objects to obtain their deformation and movement trajectories using total station measurement;
3. Total station measurement operations in confined spaces where personnel cannot stand for extended periods;
4. Measurement operations requiring aiming at very high or low angles;
5. Completing total station measurement work by one person.
In these situations, we need to use specialized accessories to accomplish these challenging measurement tasks. The following introduces the types, models, and uses of these accessories, ensuring our clients are well-prepared.
If you encounter other special scenarios during your total station measurements that require us to customize special accessories, please feel free to contact us for design and customization.
1. Commonly Used Accessories for Control Network Establishment
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Product Name
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Image
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Model
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Description
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RY50 Rotating Target
Fixed Fixture
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ROYAL-F
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Used for setting up temporary control networks. It is welded to embedded iron or fixed to the cement floor with expansion screws, serving as a fixture for RY50. Custom production is available according to actual needs.
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Digital Dry Dock
Target Protection Cover
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RY150 Protection Cover
(Customizable)
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Set up around the dry dock as benchmark points for the digital dry dock. Waterproof, sunproof, and prevents human damage to benchmark points.
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Digital Target Upright
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LZ-1.5m
LZ-1.8m
(Customizable)
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Used as a ground upright fixture for the digital benchmark control network. It can be stably fixed to the ground with expansion screws, offering good stability and convenient sightlines.
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Steel Plate Fixing Fixture
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GB2
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Two pieces as a set, used as a simple fixture for setting up digital targets on the ground.
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360° Prism
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ATP2
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Enables long-distance measurement (over 300 meters) within a 360-degree range. Used for mobile measurement and in situations with poor visibility or high/low terrain where manual adjustment of the measurement target orientation is impossible.
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2. Commonly Used Fixtures for Measurement in Confined Spaces
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Product Name
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Image
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Model
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Description
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Total Station Dedicated Base
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JZ300
JZ500
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During the inspection process, when a tripod cannot be set up for certain special components, this fixture can achieve the function of base fixation to complete the measurement work.
The fixed rod length has two specifications: 300 mm and 500 mm.
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Confined Space Total Station Bracket
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TRIP3
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For instrument setup in confined spaces and non-horizontal planes. It can be fixed using magnetic force and adjust the leg length according to the ground inclination angle.
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Wooden Tripod for Total Station
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Three specifications:
Sokkia
Leica
Short Tripod
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Used for conventional ground setup of total stations. The wooden structure offers good stability, water resistance, wear resistance, and easy maintenance.
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Magnetic Base for Total Station Measurement
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M-TRIP1
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This fixture replaces the total station tripod and is used with the total station. The bottom has three strong magnetic bases, allowing for use in narrow and complex conditions within the ship's hull.
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3. High-Altitude Measurement
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Product Name
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Image
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Model
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Description
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Sokkia Bent Eyepiece
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DE27
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Commonly used for Sokkia SET\FX\NET series total stations, used for aiming at high-altitude targets, and can be switched with conventional eyepieces.
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Sokkia Bent Eyepiece
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DE30
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Commonly used for Sokkia IX series total stations, used for aiming at high-altitude targets, and can be switched with conventional eyepieces.
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Leica Bent Eyepiece
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GFZ3
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Commonly used for Leica TS series total stations, used for aiming at high-altitude targets, and can be switched with conventional eyepieces.
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4. Track Measurement Fixtures
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Product Name
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Image
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Model
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Description
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Track Inspection Trolley
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TIV-75
TIV-100
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Used to detect Track geometric status, including planarity, straightness, parallelism, and levelness. The track inspection trolley has two track specifications:
1. TIV-75 model: Adjustable track width, adjustment range 75mm-100mm;
2. TIV-100 model: Adjustable track width, adjustment range 100mm-135mm.
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Sokkia 360° Prism
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ATP2
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Used for real-time tracking measurement of the trolley's travel path by the total station. Single-person measurement enables the instrument to quickly track the prism, and data is collected using a measurement data collector.
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5. Total Station Single-Person Measurement System
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Product Name
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Image
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Model
|
Description
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Field Computer
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SHC6000
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An industrial computer used to control the IX series total station for measurement; it applies the processing speed of an indoor computer directly to the control management and unlimited communication of field operations, while allowing users to customize and create highly efficient workflows.
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Single-Person Measurement Remote Control System
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RC-PR5
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A Class 1 Bluetooth wireless communication module with a communication distance of up to 600m, connectable to total stations with Bluetooth functionality; the RC-PR5 remote control system can control the instrument to quickly complete prism searching; the built-in direction sensor of the automatic version of the total station always maintains detection of the moving prism, allowing the instrument to rotate and aim at the prism using the shortest path.
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Measuring Rod
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M-TRIP1
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Used for centering and placing the prism, allowing for adjustment of the prism height.
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III. Total Station Measurement Hole Fixtures
To measure a hole with a total station to obtain the coordinates of the hole center, the method of obtaining the hole center coordinates from three points on the measured circle in the IN-CHECK software can be used. For some special holes with standard apertures, hole fixtures can also be used directly for measurement. The following introduces hole measurement fixtures:
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Product Name
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Image
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Model
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Description
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Hole Base
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KD20-0.1
KD20-0.3
KD24-0.1
KD24-0.3
KD30-0.1
KD30-0.3
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The fixture diameter is 20mm, 24mm, and 30mm, which are several common component aperture sizes. Combined with the photogrammetry system, it can be customized according to actual needs in the steel structure field. (Other sizes can also be customized)
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45° Hole Target
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KM45
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The center of the fixture is the center of the cross target. This fixture is a general-purpose model and is used with different sizes of aperture bases. (Other sizes can also be customized)
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10° Hole Target
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KM10
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The center of the fixture is the center of the cross target. This fixture is a general-purpose model and is used with different sizes of aperture bases. (Other sizes can also be customized)
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IV. Total Station Accessories
1. Equipment Communication Accessories
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Product Name
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Image
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Model
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Description
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Sokkia DOC129 Data Cable
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DOC129
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Suitable for connecting Sokkia SETX full series, NET05X total stations, serial port COM/USB
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Sokkia DOC210 Data Cable
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DOC210
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Suitable for connecting Sokkia CX/FX series, NET1005, NET05/1AXⅡ total stations, serial COM/USB
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Sokkia DOC27 Data Cable
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DOC27
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Suitable for Sokkia SET50 series total stations, serial COM/USB
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Total Station External Bluetooth Module
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BT578
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Used for connecting an external Bluetooth module to a total station, enabling data communication with a data collector.
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WIFI Transmission Module
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USR-TCP
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A converter that transmits wired audio signals via WIFI, with a communication distance of 10m and a battery life of 8h.
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2. Power System Accessories
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Product Name
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Image
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Model
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Description
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Domestically Produced FX Series Total Station Battery
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BDC58
BDC70
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Universal battery for Sokkia CX/FX/NET series total stations. Note that imported batteries of this model have been discontinued; only domestically produced batteries are currently available.
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Domestically Produced FX Series Total Station Battery Charger
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CDC68
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Sokkia BDC58/BDC70 battery charger. Note that imported chargers of this model have been discontinued; only domestically produced chargers are currently available.
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Domestically Produced SET Series Total Station Battery
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BDC46
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Suitable for Sokkia SET series total stations. Imported batteries of this model have long been discontinued; only domestically produced products are currently available.
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Domestically Produced SET Series Total Station Battery Charger
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CDC70
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Suitable for Sokkia BDC46 battery charger.
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Original Imported FX Series Total Station Battery
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BDC72
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Universal battery for Sokkia CX/FX/NET series total stations. 5986 mAh, 8.3V.
Domestically produced versions of this product are also available.
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Original Imported FX Series Total Station Battery Charger
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CDC77
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Sokkia BDC72 battery charger.
Domestically produced versions of this product are also available.
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Original Imported TS Series Total Station Battery
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GEB221
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Suitable for Leica TS series total stations. Domestically produced versions of this product are also available.
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3. Instrument Cases
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Product Name
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Image
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Model
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Description
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Leica Total Station Case
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TS02/06/09/11
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Used for storing Leica TS series total stations; original import, sturdy and durable.
Domestically produced products in this series are also available.
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Sokkia SET Series Instrument Case
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SET1X/2X
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Used for storing Sokkia SET series total stations; original import, sturdy and durable.
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Sokkia FX Series Instrument Case
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FX101/102
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Used for storing Sokkia FX series total stations; original import.
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5. Total Station Measurement Dedicated Reflectors
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Product Name
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Image
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Model
|
Description
|
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Imported Diffuse Reflectors
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RS10N: 10*10, 441 pieces/sheet
RS15N: 15*15, 196 pieces/sheet
RS20N: 20*20, 100 pieces/sheet
RS20H: 10*20, 200 pieces/sheet
RS30N: 30*30, 49 pieces/sheet
RS30H: 15*30, 98 pieces/sheet
RS50N: 50*50, 16 pieces/sheet
RS50H: 25*50, 32 pieces/sheet
RS90N: 90*90, 4 pieces/sheet
RS90H: 45*90, 8 pieces/sheet
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Imported reflectors use the diffuse reflection principle, ensuring good measurement stability. They can be used to make various reflector targets and tooling. Their characteristics are:
1. Suitable for use with all Sokkia total stations, especially the NET series, ensuring measurement accuracy.
2. Wear-resistant, repeated use does not affect measurement.
3. Especially ensures high accuracy of measurement for the NET series.
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Domestically Produced Diffuse Reflectors
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RS10N: 10*10, 441 pieces/sheet
RS15N: 15*15, 196 pieces/sheet
RS20N: 20*20, 100 pieces/sheet
RS20H: 10*20, 200 pieces/sheet
RS30N: 30*30, 49 pieces/sheet
RS30H: 15*30, 98 pieces/sheet
RS50N: 50*50, 16 pieces/sheet
RS50H: 25*50, 32 pieces/sheet
RS90N: 90*90, 4 pieces/sheet
RS90H: 45*90, 8 pieces/sheet
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Domestically produced diffuse reflectors, with measurement stability superior to domestically produced fish-scale reflectors. They can be used to make various reflector targets and tooling.
Their characteristics are: Wear-resistant, repeated use does not affect measurement.
It is not recommended to use these domestically produced diffuse reflectors with NET series total stations.
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Domestically Produced Fish-Scale Reflectors
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RS15N: 15*15, 120 pieces/sheet
RS20N: 20*20, 100 pieces/sheet
RS30N: 30*30, 36 pieces/sheet
RS30H: 15*30, 72 pieces/sheet
RS50N: 50*50, 16 pieces/sheet
RS50H: 25*50, 32 pieces/sheet
RS150N: 150*150, 1 piece/sheet
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Domestically produced reflectors are made of micro-prism reflective material, offering a long measurement distance, high cost-effectiveness, water and sun resistance. They are pre-attached to segments, reducing the frequency of lift use and manual point placement, improving production safety.
For single use, to prevent surface wear.
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6. Inspection and Assembly Tooling
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Product Name
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Image
|
Model
|
Description
|
|
High-Pole Plumb Bob
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HWD-1
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Used to measure the planarity and straightness of high-altitude structures of components or segments. No need for personnel to climb onto segments or components. Reduces workload and greatly improves work safety.
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Laser Rangefinder Fixed Adjustment Base
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RFB150
|
Place the laser rangefinder in the slot, adjust the position and angle of the emitted light beam to measure the distance between components. Eliminates measurement errors caused by shaking during hand-held operation, improving the accuracy of measurements exceeding 10 meters with a ruler.
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Automatic Self-Leveling Laser Emitter
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ROYAL-T
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Used with a laser rangefinder base for hole area measurement.
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Center Finding Tool
|

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CMT130
|
This tool is used to accurately locate the center of the thickened plate of the gantry crane's inclined tie beam. After finding the center, an inspection line is drawn on the outside. Applicable to circular holes of 130~490mm.
Install this tool on the circular convex platform. Align the scales of the four legs to a unified scale, that is, the tool is concentric with the circular convex platform. The extended legs can rotate around the center, and these legs also have scales. The top has a scriber that can draw the required dimensional lines.
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VII. Photogrammetry Supporting Tools
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Product Name
|
Image
|
Model
|
Description
|
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Single Point Marker
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IT3
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Diameter 3mm, 494 per sheet
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Single Point Marker
|

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IT6
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Diameter 6mm, 176 per sheet
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Single Point Marker
|

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IT9
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Diameter 9mm, 126 per sheet
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Single Point Marker
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IT12
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Diameter 12mm, 96 per sheet
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Single Point Marker
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IT15
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Diameter 15mm, 77 per sheet
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Single Point Marker
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IT20
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Diameter 20mm, 54 per sheet
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Coded Marker Set
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CT3-A
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Diameter 3mm, numbered 1-480
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Coded Marker Set
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CT6-A
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Diameter 6mm, numbered 1-480
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Coded Marker Set
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CT12-A
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Diameter 12mm, numbered 1-480
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Coded Marker Set
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CT20-A
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Diameter 20mm, numbered 1-480
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Magnetic Coded Marker
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MCT3
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Diameter 3mm, can be numbered 1-480
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Magnetic Coded Marker
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MCT6
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Diameter 6mm, can be numbered 1-480
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Magnetic Coded Marker
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MCT12
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Diameter 12mm, can be numbered 1-480
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Magnetic Coded Marker
|
 
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MCT20
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Diameter 20mm, can be numbered 1-480
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Hole Measurement Base
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PG-HB20-0.1
PG-HB20-0.3
PG-HB24-0.1
PG-HB24-0.3
PG-HB30-0.1
PG-HB30-0.3
|
Used for hole group detection of certain special components in the photogrammetry system. The tool diameter is 20mm, 24mm, and 30mm, which are the common component hole sizes. Customized production is available according to the actual situation. (Other sizes can also be customized)
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Hole Measurement Target
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|
PG-HT10
|
Used for hole group detection of certain special components in the photogrammetry system. The center of the tool is a retroreflective single-point marker. This tool is a general-purpose model and is used with different size hole bases. (Other sizes can also be customized)
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Alignment Measurement Target
|

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PG-LT10
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Dedicated to the detection of strong structural points on components during photogrammetry. (Other sizes can also be customized)
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Edge and Corner Measurement Target
|

|
PG-LCT10
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During measurement, many plate edges have bevels, and there are many spatial points, such as through-welded holes. At this time, a corner target can be used for measurement. It is magnetic. Changing the length of the two corner sides makes it easier to measure the theoretical line of the bevel; it is a detachable combination tool itself, which provides convenience for corner measurement. (Other sizes can also be customized)
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Conversion Base Set
|

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TRB-24
(PG-HB24-0.1
PG-HT10
KMD24-0.1
KM45)
|
For the unified coordinate system of photogrammetry and total station measurement in large components; the base has a strong magnet, and the distance between the centers of the two circular holes is a standard length, which can be used for the composite work of measurement results. (Other sizes can also be customized)
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VIII. Special Tools for Current Piping Systems
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Product Name
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Image
|
Model
|
Description
|
|
First Generation Hole Target
|

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HOT1
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For flange hole center coordinate detection, the tool is inserted into the flange hole at the bottom, fixed using a spring sheet, and can be used with a camera to measure flanges of different diameters. (Other sizes can also be customized)
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Second Generation Hole Target
|

|
HOT2
|
For flange hole center coordinate detection, the tool uses front and rear bolt fastening, the front end is the data measurement surface, and the rear end cone fixes the target, which can be applied to hole diameter measurement of 10~30mm.
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Pipe Mouth Measurement Tool
|

|
PIT1
|
For measuring the pipe mouth of sleeve and pipe butt joint forms, the front end is the data measurement surface, and the inside has a magnet to fix it to the pipe mouth.
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Stainless Steel Pipe Mouth Measurement Tool
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|
PIT2
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For measuring the pipe mouth of stainless steel sleeves and pipe butt joint forms, the front end is the data measurement surface, and the inside has bolts to fix it to the pipe mouth.
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Marking Point Tool
|

|
MAP1
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A tool for measuring the marking points of pipes, the front end is the data measurement surface, and the bottom has a magnet that can be adsorbed at any position.
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|
Pipe Bracket Tool
|

|
PBAT2
|
Pipe production auxiliary tool, the bracket height can be adjusted, and the bracket head can be replaced according to different models.
|
|
Pipe Production Auxiliary Tool
|

|
“Clever Hands”
FPOR2
|
According to the design drawings, the relative positional relationship of the flange space can be accurately adjusted, and various forms of pipe diameters such as straight pipes, single bends, double bends, and non-planar double bends can be produced.
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IX. Outfit Inspection Tools
Tools needed during pipe processing and inspection.
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Product Name
|
Image
|
Model
|
Description
|
|
Pipe Center Measurement Tool
|

|
GD2-8
GD5-9
|
For the detection of special flange inner and outer diameter sizes; the target is placed in the center, and after fixing, it can be measured with a total station. There are two specifications: GD2-8 (can measure the flange pipe center of 200mm-800mm), GD5-9 (can measure the flange pipe center of 500mm-900mm)
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|
Magnetic Square Tool
|

|
ZJ-800
|
The base has a slight magnet and can be fixed directly to meet the specifications for single-person operation:
Scale 800×45×6
Magnetic base 500×50×25
|
|
Magnetic Backstop Tool
|

|
KC-2M
|
One end has a switch-type magnetic fixing seat, which meets the requirements of single-person operation, and the straightness accuracy reaches 0.5mm
Specifications: 2000×35×45
|
|
Irregular Right Angle Ruler
|

|
SS-1S
|
Rest the irregular right angle ruler jig against the pipe to easily adjust the verticality of the flange installation.
Dimensions: 370mm×280mm×3mm
|
|
Leica
Laser Rangefinder
|

|
D2
|
Auxiliary jig solves the flange depth length, measurement accuracy within 1.5mm, measurement range 0~100m
|
|
Siderbao
Digital Level
|

|
0.8m
1.22m
1.83m
|
Original German import quality, 10-year lifespan.
Accuracy Grade:
±0.05° at 0° and 90°;
±0.2° at 1°-89°.
Available in three different length specifications;
Self-calibration is possible to ensure high accuracy.
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X. Collimation Telescope Attachment Jigs
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Product Name
|
Image
|
Model
|
Description
|
|
Illuminated Target
|

|
Custom Machining
|
Machined parts, high precision
Crosshair: 0.5mm thick
Outer Diameter: 57.28mm
Material: Carbon Steel
Coefficient of thermal expansion: 1.2×10-5
Note: The accuracy of this jig is not affected; the measurement accuracy is mainly determined by the accuracy of the telescope main unit.
Use: Hole centering reference point
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|
Single Target Sleeve
|

|
Custom Machining
|
Machined parts, high precision
Height: 120mm
Outer Diameter: 80mm
Inner Diameter: 57.3mm
Material: Carbon Steel
Coefficient of thermal expansion: 1.2×10-5
Mainly used for: measuring the head and tail points
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|
Double Target Sleeve
|

|
Custom Machining
|
Machined parts, high precision
Height: 120mm
Outer Diameter: 80mm
Inner Diameter: 57.3mm
Material: Carbon Steel
Coefficient of thermal expansion: 1.2×10-5
Mainly used for: measuring the head and tail points
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|
Target Sleeve Bracket
|

|
Custom Machining
|
Machined parts, high precision
Material: Carbon Steel
Coefficient of thermal expansion: 1.2×10-5
Mainly used for: Adjustable bracket can meet the measurement requirements of different apertures
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