|Place of Origin:||Guangdong,China|
|Brand Name:||Xulong spring|
|Certification:||ISO 9001:2008 TS 16949,ROHS|
|Minimum Order Quantity:||1pc|
|Delivery Time:||Up to quantity|
|Payment Terms:||T/T , Western Union,Paypal|
|Supply Ability:||10 000pcs per month|
|Surface treatment||Black electrophoresis|
|Hook type||Swivel Hooks|
Our extension springs are available with different end configurations to facilitate the attachment to components being acted upon. End configurations that we offer include full loop,machine hook,coned end with swivel hook or bolt,crossover hook and custom shaped hook.
Using CNC spring coiling machines, we can produce custom extension springs with wire diameters from 0.08mm to 35mm in the way of cold wounding and hot wounding.
Our tech dep can design springs to have initial tensions according to the load requirement of your applications. We will also validate spring designs before manufacturing, and secondary processes such as color-coding, plating, peen shooting and heat-treating are must for extension springs to make sure high quality.
Applications for extension springs include automotive interiors and exteriors, garage door assemblies, appliances,furniture,engineer machines,washing devices, motor,farm machinery as well as thousands of other uses. XULONG’s extension springs come in a wide array of sizes, from small medical devices to off-road machinery brake springs and marine container.
XULONG SPRING’S Key features:
1. wire diameter:0.08-60mm
2. Material:stainless steel(SUS 301/SUS304/SUS316),carbon steel,music wire,alloy steel,spring steel,cold drawn steel,phosphorous bronze,SWPA/SWPB etc
3. Spring pitch changeable
4. Finish:peen shooting,oiled,powder coating,zinc plating,nickel coating,chrome coated etc
5. Heat treatment:tempering,stress relieving
6. Certification:ISO 9001:2008 TS 16949
7. Spring Package:PE bags,cartons,pallets
8. Application:appliance,automotive,mould,machinery,elevator,office equipment,shock absorber,lamps and lanterns,toy,telecommunication,lawn/garden,high speed rail,textiles etc