Topone Stainless Steel Spring Wire Product Range:
| AISI,ASTM | JIS | EN | Spring Wire | Forming Wire | EPQ Wire | CHQ Wire | Weaving Wire | Anealed Wire | Flat Wire |
| 201,S20100 | SUS201 | 1.4372 | √ | √ | √ | √ | √ | √ | |
| 202,S20200 | SUS202 | 1.4373 | √ | √ | √ | ||||
| 301,S30100 | SUS301 | 1.4310 | √ | √ | √ | ||||
| 302,S30200 | SUS302 | 1.4300 | √ | √ | √ | ||||
| 302HQ | SUS302HQ | 1.4567 | √ | √ | √ | √ | |||
| 304,S30400 | SUS304 | 1.4301 | √ | √ | √ | √ | √ | √ | |
| 304L,S30403 | SUS304L | 1.4306 | √ | √ | √ | ||||
| 304H | SUS304H | 1.4948 | √ | √ | √ | ||||
| 304N,S30451 | SUS304N1 | 1.4315 | √ | √ | |||||
| 316,S31600 | SUS316 | 1.4401 | √ | √ | √ | √ | √ | √ | |
| 316L,S31603 | SUS316L | 1.4435 | √ | √ | √ | √ | |||
| 321,S32100 | SUS321 | 1.4878 | √ | √ | √ | ||||
| 410,S41000 | SUS410 | 1.4006 | √ | √ | √ | ||||
| 420,S42000 | SUS420J1 | 1.4021 | √ | √ | |||||
| 430,S43000 | SUS430 | 1.4016 | √ | √ | √ | √ |
Chemical Composition
| Grade | C | Si | Mn | Cr | N | P | S | Ni | Cu | Ti | Mo |
| 201 | ≤0.15 | ≤0.75 | 5.5~7.50 | 16.0~18.0 | ≤0.25 | ≤0.06 | ≤0.03 | 3.5~5.5 | 0.80% | ||
| 202 | ≤0.15 | ≤1.0 | 7.50~10.0 | 17.0~19.0 | ≤0.25 | ≤0.06 | ≤0.03 | 4.0~6.0 | – | ||
| 301 | ≤0.15 | ≤1.0 | ≤2.0 | 16.0~18.0 | – | ≤0.045 | ≤0.03 | 6.0~8.0 | – | ||
| 302 | ≤0.15 | ≤1.0 | ≤2.0 | 17.0~19.0 | – | ≤0.035 | ≤0.03 | 8.0~10.0 | – | ||
| 302HQ | ≤0.15 | ≤1.0 | ≤2.0 | 8.0~10.0 | – | ≤0.045 | ≤0.03 | 8.0~10.0 | 3~4 | ||
| 304 | ≤0.08 | ≤1.0 | ≤2.0 | 18.0~20.0 | – | ≤0.045 | ≤0.03 | 8.0~11.0 | – | ||
| 304L | ≤0.03 | ≤1.0 | ≤2.0 | 18.0~20.0 | – | ≤0.045 | ≤0.03 | 8.0~11.0 | – | ||
| 304H | 0.04~0.1 | ≤1.0 | ≤2.0 | 18.0~20.0 | – | ≤0.045 | ≤0.03 | 8.0~11.0 | – | ||
| 304N | ≤0.08 | ≤0.75 | ≤2.0 | 18.0~20.0 | 0.1~0.16 | ≤0.045 | ≤0.03 | 8.0~11.0 | – | ||
| 316 | ≤0.08 | ≤1.0 | ≤2.0 | 16~18.0 | – | ≤0.035 | ≤0.03 | 10.0~14.0 | – | 2.0~3.0 | |
| 316L | ≤0.03 | ≤1.0 | ≤2.0 | 16.0~18.0 | – | ≤0.045 | ≤0.03 | 10.0~14.0 | – | 2.0~3.0 | |
| 321 | ≤0.08 | ≤1.0 | ≤2.0 | 17.0~19.0 | – | ≤0.045 | ≤0.03 | 9.0~12.0 | – | ≤0.7 | |
| 410 | ≤0.15 | ≤1.0 | ≤1 | 11.5~13.5 | – | ≤0.040 | ≤0.03 | – | – | ||
| 420 | 0.3~0.4 | ≤1.0 | ≤1 | 12.0~14.0 | – | ≤0.040 | ≤0.03 | ≤0.75 | – | ||
| 430 | ≤0.12 | ≤0.75 | ≤1 | 16.0~18.0 | – | ≤0.040 | ≤0.03 | ≤0.60 | – |
1) Grade: 201, 202, 301, 302, 304, 304L, 316, 316L etc.,
2) Standard: AISI, ASTM, DIN, GB, JIS, SUS
2) Diameter: 0.1mm-15.0mm
3) Condition: soft wire, semi-soft wire, hard wire
4) Surface finish: electrolysis bright, bright, matt.
5) Packing: Woven bag, coil, others are also available according to client' requirement
