| 標準代號 | 規格號碼 | 材料號碼 | 記號 |
|---|---|---|---|
| CNS | 8700 | SFVQ1A | |
| JIS | G3204 | SFVQ1A | |
| ASTM | A508 | Class 3 | |
| ASTM | A541 | Class 3 | |
| CNS | 8700 | SFVQ1B | |
| JIS | G3204 | SFVQ1B | |
| CNS | 8700 | SFVQ2A | |
| JIS | G3204 | SFVQ2A | |
| CNS | 8700 | SFVQ2B | |
| JIS | G3204 | SFVQ2B | |
| ASTM | A508 | Class 2A | |
| ASTM | A541 | Class 2A | |
| CNS | 8700 | SFVQ3 | |
| JIS | G3204 | SFVQ3 | |
| ASTM | A508 | Class 3A | |
| ASTM | A541 | Class 3A |
| 碳(C)% | 矽(Si)% | 錳(Mn)% | 磷(P)% | 硫(S)% | 鎳(Ni)% | 鉻(Cr)% | 鉬(Mo)% | 釩(V)% | 降伏強度(Mpa) | 抗拉強度(Mpa) | 伸長率(%) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ≦ 0.25 | ≦ 0.4 | 1.2~1.5 | ≦ 0.03 | ≦ 0.03 | 0.4~1 | ≦ 0.25 | 0.45~0.6 | ≦ 0.05 | ≧ 345 | 550~730 | ≧ 16 |
| ≦ 0.25 | ≦ 0.4 | 1.2~1.5 | ≦ 0.03 | ≦ 0.03 | 0.4~1 | ≦ 0.25 | 0.45~0.6 | ≦ 0.05 | ≧ 345 | 550~730 | ≧ 16 |
| ≦ 0.25 | 0.15~0.35 | 1.2~1.5 | ≦ 0.025 | ≦ 0.025 | 0.4~1 | 0.45~0.6 | ≦ 0.05 | ≧ 345 | 550~725 | ≧ 18 | |
| ≦ 0.25 | 0.15~0.35 | 1.2~1.5 | ≦ 0.025 | ≦ 0.025 | 0.4~1 | 0.45~0.6 | ≦ 0.05 | ≧ 340 | 550~725 | ≧ 18 | |
| ≦ 0.25 | ≦ 0.4 | 1.2~1.5 | ≦ 0.03 | ≦ 0.03 | 0.4~1 | ≦ 0.25 | 0.45~0.6 | ≦ 0.05 | ≧ 450 | 620~790 | ≧ 14 |
| ≦ 0.25 | ≦ 0.4 | 1.2~1.5 | ≦ 0.03 | ≦ 0.03 | 0.4~1 | ≦ 0.25 | 0.45~0.6 | ≦ 0.05 | ≧ 450 | 620~790 | ≧ 14 |
| ≦ 0.27 | ≦ 0.4 | 0.5~1 | ≦ 0.03 | ≦ 0.03 | 0.5~1 | 0.25~0.45 | 0.55~0.7 | ≦ 0.05 | ≧ 345 | 550~730 | ≧ 16 |
| ≦ 0.27 | ≦ 0.4 | 0.5~1 | ≦ 0.03 | ≦ 0.03 | 0.5~1 | 0.25~0.45 | 0.55~0.7 | ≦ 0.05 | ≧ 345 | 550~730 | ≧ 16 |
| ≦ 0.27 | ≦ 0.4 | 0.5~1 | ≦ 0.03 | ≦ 0.03 | 0.5~1 | 0.25~0.45 | 0.55~0.7 | ≦ 0.05 | ≧ 450 | 620~790 | ≧ 14 |
| ≦ 0.27 | ≦ 0.4 | 0.5~1 | ≦ 0.03 | ≦ 0.03 | 0.5~1 | 0.25~0.45 | 0.55~0.7 | ≦ 0.05 | ≧ 450 | 620~790 | ≧ 14 |
| ≦ 0.27 | 0.15~0.35 | 0.5~1 | ≦ 0.025 | ≦ 0.025 | 0.5~1 | 0.25~0.45 | 0.55~0.7 | ≦ 0.05 | ≧ 450 | 620~795 | ≧ 16 |
| ≦ 0.27 | 0.15~0.35 | 0.5~1 | ≦ 0.035 | ≦ 0.04 | 0.5~1 | 0.25~0.45 | 0.55~0.7 | ≦ 0.05 | ≧ 450 | 620~790 | ≧ 16 |
| ≦ 0.23 | ≦ 0.4 | 0.2~0.4 | ≦ 0.2 | ≦ 0.02 | 2.75~3.9 | 1.5~2 | 0.4~0.6 | ≦ 0.03 | ≧ 490 | 620~790 | ≧ 18 |
| ≦ 0.25 | ≦ 0.4 | 0.2~0.4 | ≦ 0.2 | ≦ 0.02 | 2.75~3.9 | 1.5~2 | 0.4~0.6 | ≦ 0.03 | ≧ 490 | 620~790 | ≧ 18 |
| ≦ 0.25 | 0.15~0.35 | 1.2~1.5 | ≦ 0.025 | ≦ 0.025 | 0.4~1 | ≦ 0.25 | 0.45~0.6 | ≦ 0.05 | ≧ 450 | 620~790 | ≧ 16 |
| ≦ 0.25 | 0.15~0.35 | 1.2~1.5 | ≦ 0.025 | ≦ 0.025 | 0.4~1 | ≦ 0.25 | 0.45~0.6 | ≦ 0.05 | ≧ 450 | 620~790 | ≧ 16 |