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| Categories | Custom Metal Fabrication |
|---|---|
| Supply Ability: | 5,000 units/month |
| Applicable Species: | river crabs, hairy crabs, etc. |
| Brand Name: | custom |
| Payment Terms: | T/T, |
| Materials: | stainless steel, aluminium, etc. |
| Fabrication Services: | OEM/ODM custom metal fabrication |
| Place of Origin: | china |
| Measuring Ranges: | 5″/5.25″/6″/7″ |
| MOQ: | 100 pieces |
| Application: | marine fisheries |
| Process: | laser cutting, bending, etc. |
| Delivery Time: | within 20 working days |
| Packaging Details: | bubble wrap + cardboard box |
| Name: | custom metal crab measuring caliper |
| Surface Treatment: | wire drawing, polishing, etc. |
| Company Info. |
| Guangzhou Lanxinwang Technology Co.,Ltd |
| Verified Supplier |
| View Contact Details |
| Product List |
Custom Wire Drawing Aluminium Crab Measuring Calipers for Seafood Sorting
This crab measuring caliper is specifically designed for the rapid assessment of crab size and is suitable for use in fishing operations, fisheries management and seafood processing. Precision-machined from sheet metal, the product features a robust and durable construction with clear measurement markings, enabling users to quickly determine whether crabs meet regulatory size requirements, thereby enhancing inspection efficiency and accuracy.
| Material Types | Carbon Steel / Stainless Steel / Aluminium / Iron, etc. |
| Fabrication Method | Laser Cutting / Metal Bending / Tube Bending / Stamping / Machining / Welding / Riveting, etc. |
| Surface Treatment | Wire Drawing / Surface Grinding / Polishing / Electroplating / Anodising / Powder Coating / Baking Finish / High-temperature Coating / Sand Blasting / Enamelling / Pickling & Passivation, etc. |
| Cutting Precision | ±0.1 mm (±0.004 in) |
| Bending Range | 0.3-10 mm (0.012 - 0.394 in) |
| Pressure Tonnage Range | 35T - 150T |
| Pipe Bending Diameter Range | 6-200 mm (0.236 - 7.87 in) |
| Acceptable Drawing Formats | PDF / DWG / DXF / STEP (.step/.stp) / IGES (.iges/.igs) / SolidWorks files (.sldprt/.sldasm) |
| Production Support | Prototype to Mass Production |
Uses
Crab measuring tools are widely used in commercial fishing, recreational angling, aquaculture and fisheries regulation to verify whether the width of a crab's carapace meets legal catch standards. Through rapid measurement and size comparison, they effectively assist users in complying with local fisheries regulations, thereby promoting sustainable fishing and resource conservation.
One-Stop Sheet Metal Solutions, From Concept to Production

FAQ
Q1: Can you develop complex structures or multi-component product
sets?
A1: Yes. We provide integrated design and production for functional
components including hooks, brackets and connectors, with full
one-stop support.
Q2: Can the dimensions of the crab measuring ruler be customized to
meet regulatory requirements in different regions?
A2: Yes. We can customize various measurement specifications, scale
markings, and structural designs to meet the needs of the target
market.
Q3: What materials are available for this type of crab measuring
tool?
A3: Common materials include aluminum alloy, stainless steel, and
carbon steel, etc.
Q4: What factors should be considered when selecting sheet metal
materials?
A4: Strength, corrosion resistance, formability, the operating
environment, and cost should all be taken into account to achieve
optimal product performance and cost-effectiveness.
Q5: How does the bending radius affect the quality of sheet metal
fabrication?
A5: A proper bending radius helps prevent material cracking,
improves dimensional accuracy, and ensures consistent forming
quality.
Q6: How can deformation during sheet metal welding be minimized?
A6: By optimizing weld design, controlling the welding sequence,
and using specialized fixtures, welding deformation can be
effectively reduced and assembly accuracy improved.
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