| Specifications of 305 Stainless Spring Steel Wire: |
| Grade | 301,302,305,304N, 304L,316,316L,317,317L,631,420 |
| Standard | ASTM A313 |
| Diameter Range | 0.60 mm to 6. mm (0.023 to 0.236) |
| Surface | Bright or Matt finish |
| Features | High flexibility, Low maintenance, Longer service life |
| Hardness | Half Hard, 3/4 Hard, Hard, Full hard etc. |
| TYPE OF 305 Stainless Spring Steel Wire: |
| EQUIVALENT GRADES OF 305 Stainless Spring Steel Wire: |
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| 302 | 1.4303 | S30500 | SUS305 | 305S19 | 12KH18N12S | Z8CN18-12 | X5CrNi18-12 |
| CHEMICAL COMPOSITION OF 305 Stainless Spring Steel Wire: |
| Grade | C | Mn | Si | S | Cu | Fe | Ni | Cr |
| 305 | 0.12 max | 2.00max | 1.0 max | 0.030max | - | Bal | 8-10max | 17.00-19.00 |
| 305 Stainless Spring Steel Wire Mechanical Properties |
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min |
| 305 | 550 | 210 | 20 |
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