302 304H Stainless Steel Spring Wire 2.00-5.00mm Cold Drawn Bright Surface Rod for Industrial Applications
ZHENGDE Stainless Steel Spring Wire and Spring Steel Wire Rod are essential components widely used in machinery applications and daily life. These products function by storing energy through deformation to absorb vibration, mitigate impact, and control mechanical movement.
2.00mm to 5.00mm range
302, 304H stainless steel grades
Cold drawn process with bright surface finish
- High elastic limit and yield strength for optimal spring performance
- Superior tensile strength ensuring durability under load
- Excellent fatigue resistance for long-term reliability
- Good creep and relaxation resistance maintaining consistent performance
- Adequate plasticity for spring forming and sufficient impact energy absorption
| GB | ASTM | JIS | DIN | NF | BS | OCT | ISO |
|---|---|---|---|---|---|---|---|
| 65 | 1065 | Ck67 | XC65 | 060A67 | 65 | TypeDC,SC | |
| 70 | 1070 | XC70 | 070A72 | 70 | TypeDC,SC | ||
| 85 | 1086 | SUP3 | Ck85 | XC85 | 060A86 | 85 | TypeDC,SC |
| 65Mn | 1066 | 080A67 | 65Γ | ||||
| 55Si2Mn | 9255 | 54SiCr6 | 56Si7 | Z51A58 | 55C2 | 56SiCr7 | |
| 55Si2MnB | |||||||
| 55SiMnVB | |||||||
| 60Si2Mn | 9260 | SUP6,SUP7 | 60SiCr7 | 60Si7 | Z51A60 | 60C2 | 61SiCr7 |
| 60Si2MnA | 60C2A | ||||||
| 60Si2CrA | 9254 | SUP12 | 60C2XA | 55SiCr63 | |||
| 60Si2CrVA | 60C2XΦA | ||||||
| 55CrMnA | 5155 | SUP9 | 55Cr3 | 55Cr3 | 525A58 | 55Cr3 | |
| 60CrMnA | 51605 | SUP9A | 525A60 | ||||
| 60CrMnBA | 51B60 | SUP11A | 55XΓP | 60CrB3 | |||
| 60CrMnMoA | 4161 | SUP13A | 60CrMo4 | 705A60 | 60CrMo33 | ||
| 50CrVA | 6150 | SUP10A | 50CrV4 | 51CrV4 | 735A51 | 50CrΦA | 51CrV4 |
| 30W4Cr2VA |
Strict production and inspection following international standards
Market-based pricing with competitive discounts
Secure payment processing and fund protection
Comprehensive customer problem resolution
Shandong Zhengde Metal Manufacturing Co., Ltd. operates multiple production bases with over 100 production lines, 4 certified laboratories, and extensive export experience to 50+ countries worldwide.
We are a direct factory with over 30 years of production experience, supported by professional technical and sales teams.
Stock items ship immediately; custom production typically completes within 10-15 days.
T/T, 100% L/C at sight, Cash, and Western Union are all supported.
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