





This custom welded sheet metal arm bracket is manufactured by Rongzhou. It is a swing arm support assembly with welded positioning pins, processed by laser cutting, drilling and TIG argon arc welding. We accept OEM custom fabrication based on your drawings and samples.
✓ Solid TIG fusion weld fixes positioning pin firmly
✓ Swing arm structure for rotating and guiding movement
✓ Precision laser cutting and drilling for mounting holes
✓ Non-standard geometry fully customized to your design
✓ Multiple metal materials and surface treatments optional

TIG fusion weld delivers reliable pin connection.

Laser cut and drilled holes for accurate assembly.

Balanced arm structure for steady rotation.

Adjust outline and pin position as required.

Surface finishes protect parts in harsh environments.

Weld and dimension checked before shipment.

✦ Our skilled operators perform TIG fusion welding for pin-to-plate sheet metal assemblies.
✦ We finish laser cutting, drilling, welding and finishing within our own workshop.
✦ Our engineering team reviews drawings to optimize weld layout and bracket structure.
✦ Standard inspection workflow verifies weld integrity and key dimensions before shipment.
✦ Flexible production capacity adapts to different industrial project schedules.

✦ Source custom welded swing arm brackets from Rongzhou as your one-stop metal fabricator.
✦ Tailored arm geometry and pin positions match your rotating mechanism perfectly.
✦ Consistent TIG welding quality reduces loosening risk during repeated swing movement.
✦ We provide clear pricing and stable production scheduling for your custom metal orders.
✦ We strictly keep all your design information confidential.

Q: What is a welded sheet metal arm bracket with positioning pin?
A: It is a swing arm support part where positioning pins are fused onto the plate by TIG welding.
Q: What are the merits of TIG fusion welding for this arm bracket?
A: TIG fusion welding creates strong, stable joints that resist loosening under repeated swing motion.
Q: Can this arm bracket integrate other sheet metal machining processes?
A: Yes, Rongzhou can combine TIG welding with cutting, drilling and other metal fabrication services.
Q: Why choose Rongzhou for custom welded sheet metal arm bracket projects?
A: Rongzhou is a full-service metal fabricator with in-house forming, welding and quality inspection.
Q: Can you adjust weld details to meet our mechanical load requirements?
A: Yes, our welders adjust welding parameters and seam styles to fit your project specifications.
Q: What quality checks do you carry out for these welded arm brackets?
A: We inspect weld firmness, surface condition and critical dimensions of every bracket.
| Product Name | Welded Sheet Metal Arm Bracket |
| Core Craft | Laser Cutting, Drilling, TIG Argon Arc Fusion Welding, etc. |
| Weld Feature | Visible fusion weld bead for positioning pin, customizable |
| Available Material | Stainless Steel, Carbon Steel, Aluminum Alloy, customizable |
| Wall Thickness | Customized according to drawings |
| Surface Treatment | Brushed, Polished, Powder Coating, Anodizing, customizable |
| Function | Swing Arm Support, Rotating Positioning, Motion Guide Assembly |
| Custom Basis | Customized by customer 2D / 3D drawings or samples |
| Inspection | Weld appearance check, dimension verification |
| Order Type | Custom industrial metal fabrication orders |







Select stainless steel, carbon steel or aluminum alloy

Modify arm outline, hole layout and pin position

Adjust TIG weld style and weld strength requirement

Pick surface treatment for corrosion resistance

Change arm length, thickness and pin dimension