High‑Strength Carbon Steel Custom Torsion Springs, OEM Stamped Hardware Custom‑Made Torsion Spring Fittings
Processing Technology:
Spring coiling, end stamping‑bending, quenching heat‑treatment, deburring, black‑oxide finishing, zinc‑plating, powder‑coating
Sample Lead Time:
3‑7 Working Days
Production Lead Time:
25‑30 Working Days
Mass Production Lead Time:
25‑30 Working Days
Drawing Format:
PDF, CAD, DWG, STEP, IGES, JPG, Hand‑drawn Sketch
Place of Origin:
Dongguan, Guangdong, China
Color:
Black oxide, zinc‑plated silver, multi‑colour powder‑coated, customized appearance
Packing:
Anti‑static PE bag, export carton, fumigation‑free wooden pallet for bulk sea shipment
Delivery time:
3‑7‑day sample‑making, 25‑30‑day bulk‑order delivery
Materials:
High‑tension carbon‑steel spring wire