Long Extension Spring
Specifications
tension spring, extension spring, expansion spring,1. ISO9001: 2000
2. imported materials
3. fully-automatic production
extension spring widely used in automotive interior, industrial machinery, apparatus equipment, toys, automatic washing machines and various types of spring tension regulator, this spring general circular section steel, tin phosphorus copper production. , displayed φ0.2 mm-φ12.0 mm range, to meet every customer's different requirements. We can create any for you to meet your needs Rally spring.
We are specialized in all kinds of tension spring
1. wire diameter of tension spring: 0.2mm~3.2mm
2. material of tension spring: carbon steel, alloy spring steel, music wire steel, and stainless steel, iron, plated steel, alloy steel, bronzed, red bronze, phosphor copper, and beryllium copper, etc.
3. surface treatment: black oxide, Zinc/Nickel/Chrome plating, power coating, oiled to prevent rust, passivate, etc
4. good quality, good hardness and long service life
5. these tension spring is made by CNC spring’s machines
6. OEM/ODM order is welcome
7. tension spring is usually made from samples or technical drawing, using your choice of material and to your custom configuration
8. with different shape for tension spring ends, just as cross center hook / cross loopsc, extended machine hooks, standard machine hooks, reduced ends with swivel hooks, threaded inserts – draw bars, expanded hooks, rectangular ends, teardrop-shaped ends, v-hooks,
9. we have passed ISO9001:2008 and SGS certifacition
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