Changzhou Liyu spring Co., Ltd
| Material | Stainless Steel / Carbon Steel / Music Wire / Alloy Steel |
| Free Height | Customized |
| Rotation Direction | Left Hand / Right Hand |
| OEM/ODM | Available |
| End Treatment | Ground / Cut / Bent |
| Surface Treatment | Zinc Plating / Nickel Plating / Black Oxide / Passivation |
| Packaging Details | Standard export packaging |
| Payment Terms | L/C,T/T |
| Leg Style / End Type | Straight Leg / Offset Leg / Hook Leg |
| Manufacturing Process | CNC Spring Coiling / Automatic Winding |
| Application | Automotive / Medical / s / Industrial |
| Spring Type | Torsion Spring |
| Certification | ISO14001；ISO13485；IATF16949 |
| Brand Name | Liyu |
| Model Number | Torsion Spring |
| Place of Origin | China |
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Product Specification
| Material | Stainless Steel / Carbon Steel / Music Wire / Alloy Steel | Free Height | Customized |
| Rotation Direction | Left Hand / Right Hand | OEM/ODM | Available |
| End Treatment | Ground / Cut / Bent | Surface Treatment | Zinc Plating / Nickel Plating / Black Oxide / Passivation |
| Packaging Details | Standard export packaging | Payment Terms | L/C,T/T |
| Leg Style / End Type | Straight Leg / Offset Leg / Hook Leg | Manufacturing Process | CNC Spring Coiling / Automatic Winding |
| Application | Automotive / Medical / s / Industrial | Spring Type | Torsion Spring |
| Certification | ISO14001；ISO13485；IATF16949 | Brand Name | Liyu |
| Model Number | Torsion Spring | Place of Origin | China |
| High Light | electrolytic torsion coil spring ，Stainless Steel torsion coil spring ，electrolytic single torsion spring | ||
Our stainless steel torsion springs offer excellent corrosion resistance, strength, and durability for demanding environments. They are widely used in automotive components, medical equipment, s, machinery, and precision devices. Manufactured with high-quality stainless steel materials, our springs provide stable torque performance and long service life. We offer customized wire diameters, coil sizes, leg designs, and surface treatments according to customer requirements.
Parameter index of torsion spring
| To customize the torsion spring, you need to provide the following necessary parameter information: | ||
| Wire diameter d: mm | (Note: the diameter of the spring wire) |
|
| Outer diameter D2: mm | (Note: the diameter of the outer circle of the spring) | |
| Expanded length L0: mm | (Description: the expanded length of the spring) | |
| Number of laps Tum: lap | (Note: the total number of turns of the spring) | |
| Angle Deg: ° | (Note: the original angle between the twisted feet) | |
| For customized torsion springs, you also need to provide the following technical requirements: | ||
| turn around: | (Description: Left-handed Right-handed) | |
| Material requirements: | (Such as: stainless steel wire SUS, carbon steel wire SWC, piano wire SWP, copper wire... etc.) | |
| Surface treatment: | (Explanation: blackening/galvanizing/nickel plating/chrome plating/baking paint/powder spraying/electrophoresis/shot peening/dacromet/electrolytic polishing...etc.) | |
| Strength requirements: | (Note: Elastic performance, other technical requirements, etc.) | |
Spring end characteristics
| Characteristic | Parameter |
|---|---|
|
Two ends structure |
Straight closing |
| Short hook closing | |
| Hinge closing | |
| Straight twist closing | |
| Curved closing | |
| Double twist closing | |
|
Surface treatment |
Blackening |
| Shot Peening | |
| Apply anti-rust oil | |
| Zinc plating | |
| Polishing | |
| Electrolytic polishing | |
| Nickel plating | |
| Dacromet | |
| Teflon spray | |
|
Materials |
Carbon spring steel wire SWC |
| Piano wire SWPB | |
| Stainless steel wire SUS301, SUS302, SUS304, SUS316, SUS631 | |
| 65Mn | |
| 82B | |
| 55CrSi (SWOSC-V) | |
| Nickel-plated wire, galvanized wire | |
| Copper wire, phosphor copper wire, beryllium copper wire | |
| Square wire, flat wire, semicircular wire | |
| Alloy material wire | |
| Other special specifications steel wire | |
| Wire diameter specifications | 0.1~6mm |
Company Details
Business Type:
Manufacturer
Year Established:
1994
Total Annual:
5000000-10000000
Employee Number:
50~100
Ecer Certification：
Verified Supplier
Changzhou Liyu spring Co., Ltd., founded in 1994, is located in Jincheng Town Industrial Park, Jintan District, Changzhou City, with convenient transportation.The company specializes in producing compression spring, tension spring, torsion spring, scroll spring, spring contact finger, spring clamp... Changzhou Liyu spring Co., Ltd., founded in 1994, is located in Jincheng Town Industrial Park, Jintan District, Changzhou City, with convenient transportation.The company specializes in producing compression spring, tension spring, torsion spring, scroll spring, spring contact finger, spring clamp...
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