316L、316F、316LF、316LS 303F 303CU 304不锈钢棒材、线材，钢支，产地：日本新日铁。
300系列不锈钢成份表：
| symbols | chemical compostion(%) |
| C | Si | Mn | P | S | Ni | Cr | Cu | Mo | other |
| SUS303CU | ≤0.15 | ≤1.00 | ≤2.00 | ≤0.020 | ≥0.15 | 8.00~10.00 | 17.00~19.00 | 2.2 | ≤0.6 | |
| symbols | C | Si | Mn | P | S | Ni | Cr | Cu | Mo | other |
| SUS303F | ≤0.15 | ≤1.00 | ≤3.50 | ≤0.020 | ≥0.15 | 8.00~10.00 | 17.00~19.00 | 0.55 | 2 | |
| | C | Si | Mn | P | S | Ni | Cr | Mo | Se | Cu |
| SUS304 | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 8.00~10.50 | 18.00~20.00 | | | |
| | C | Si | Mn | P | S | Ni | Cr | Mo | other |
| SUS302 | ≤0.15 | ≤1.00 | ≤1.00 | ≤0.035 | ≥0.03 | 8.00~10.00 | 17.00~19.00 | 2 | |
| | C | Si | Mn | P | S | Ni | Cr | Mo | other |
| SUS316 | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 10.00~14.00 | 16.00~18.00 | 2.00~3.00 | |
| | C | Si | Mn | P | S | Ni | Cr | Mo | other |
| SUS316L | ≤0.030 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.030 | 12.00~15.00 | 16.00~18.00 | 2.00~3.00 | |
| | C | Si | Mn | P | S | Ni | Cr | Mo | other |
| SUS316F | ≤0.030 | ≤1.00 | ≤2.00 | ≤0.045 | ≥0.10 | 10.00~14.00 | 16.00~18.00 | 2.00~3.00 | |
| | C | Si | Mn | P | S | Ni | Cr | Mo | other |
| SUS316LF | ≤0.030 | ≤1.00 | ≤2.00 | ≤0.045 | ≥0.10 | 10.00~14.00 | 16.00~18.00 | 2.00~3.00 | |
