| 標準代號 | 規格號碼 | 材料號碼 | 記號 |
|---|---|---|---|
| JIS | G4108 | SNB21-1 | |
| ASTM | A540 | Gr.B21-1 | |
| JIS | G4108 | SNB21-2 | |
| ASTM | A540 | Gr.B21-2 | |
| JIS | G4108 | SNB21-3 | |
| ASTM | A540 | Gr.B21-3 | |
| JIS | G4108 | SNB21-4 | |
| ASTM | A540 | Gr.B21-4 | |
| JIS | G4108 | SNB21-5 | |
| ASTM | A540 | Gr.B21-5 | |
| DIN | 17240 | 1.7711 | 40CrMoV4-7 |
| JIS | G4108 | SNB22-1 | |
| ASTM | A540 | Gr.B22-1 | |
| JIS | G4108 | SNB22-2 | |
| ASTM | A540 | Gr.B22-2 | |
| JIS | G4108 | SNB22-3 | |
| ASTM | A540 | Gr.B22-3 | |
| JIS | G4108 | SNB22-4 | |
| ASTM | A540 | Gr.B22-4 | |
| JIS | G4108 | SNB22-5 | |
| ASTM | A540 | Gr.B22-5 | |
| DIN | 17240 | 1.7225 | 42CrMoV4 |
| JIS | G4108 | SNB23-1 | |
| ASTM | A540 | Gr.B23-1 | |
| JIS | G4108 | SNB23-2 | |
| ASTM | A540 | Gr.B23-2 | |
| JIS | G4108 | SNB23-3 | |
| ASTM | A540 | Gr.B23-3 | |
| JIS | G4108 | SNB23-4 | |
| ASTM | A540 | Gr.B23-4 |
| 碳(C)% | 矽(Si)% | 錳(Mn)% | 磷(P)% | 硫(S)% | 鎳(Ni)% | 鉻(Cr)% | 鉬(Mo)% | 釩(V)% | 直徑(mm) | 降伏強度(Mpa) | 抗拉強度(Mpa) | 伸長率(%) | 硬度HB |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.36~0.44 | 0.2~0.35 | 0.45~0.7 | ≦ 0.025 | ≦ 0.025 | 0.8~1.15 | 0.5~0.65 | 0.25~0.35 | ≦ 100 | ≧ 1,030 | ≧ 1,140 | ≧ 10 | 311~429 | |
| 0.36~0.44 | 0.15~0.35 | 0.45~0.7 | ≦ 0.025 | ≦ 0.025 | 0.8~1.15 | 0.5~0.65 | 0.25~0.35 | ≦ 100 | ≧ 1,030 | ≧ 1,140 | ≧ 10 | 311~429 | |
| 0.36~0.44 | 0.2~0.35 | 0.45~0.7 | ≦ 0.025 | ≦ 0.025 | 0.8~1.15 | 0.5~0.65 | 0.25~0.35 | ≦ 100 | ≧ 960 | ≧ 1,070 | ≧ 11 | 311~401 | |
| 0.36~0.44 | 0.15~0.35 | 0.45~0.7 | ≦ 0.025 | ≦ 0.025 | 0.8~1.15 | 0.5~0.65 | 0.25~0.35 | ≦ 100 | ≧ 965 | ≧ 1,070 | ≧ 11 | 311~401 | |
| 0.36~0.44 | 0.2~0.35 | 0.45~0.7 | ≦ 0.025 | ≦ 0.025 | 0.8~1.15 | 0.5~0.65 | 0.25~0.35 | ≦ 75 | ≧ 890 | ≧ 1,000 | ≧ 12 | 293~352 | |
| 0.36~0.44 | 0.15~0.35 | 0.45~0.7 | ≦ 0.025 | ≦ 0.025 | 0.8~1.15 | 0.5~0.65 | ≦ 75 | ≧ 896 | ≧ 1,000 | ≧ 12 | 293~352 | ||
| 0.36~0.44 | 0.2~0.35 | 0.45~0.7 | ≦ 0.025 | ≦ 0.025 | 0.8~1.15 | 0.5~0.65 | 0.25~0.35 | ≦ 75 | ≧ 825 | ≧ 930 | ≧ 13 | 269~331 | |
| 0.36~0.44 | 0.15~0.35 | 0.45~0.7 | ≦ 0.025 | ≦ 0.025 | 0.8~1.15 | 0.5~0.65 | 0.25~0.35 | ≦ 150 | ≧ 327 | ≧ 931 | ≧ 13 | 277~352 | |
| 0.34~0.46 | 0.2~0.35 | 0.45~0.7 | ≦ 0.025 | ≦ 0.025 | 0.8~1.15 | 0.5~0.65 | 0.25~0.35 | ≦ 50 | ≧ 715 | ≧ 820 | ≧ 15 | 241~285 | |
| 0.36~0.44 | 0.2~0.35 | 0.45~0.7 | ≦ 0.025 | ≦ 0.025 | 0.8~1.15 | 0.5~0.65 | 0.25~0.35 | ≦ 50 | ≧ 724 | ≧ 827 | ≧ 15 | 241~285 | |
| 0.35~0.45 | 0.2~0.35 | 0.45~0.7 | ≦ 0.04 | ≦ 0.04 | 0.8~1.2 | 0.5~0.7 | 0.25~0.35 | ||||||
| 0.39~0.46 | 0.2~0.35 | 0.65~1.1 | ≦ 0.025 | ≦ 0.025 | 0.75~1.2 | 0.15~0.25 | ≦ 38 | ≧ 1,030 | ≧ 1,140 | ≧ 10 | 321~401 | ||
| 0.39~0.46 | 0.15~0.35 | 0.65~1.1 | ≦ 0.025 | ≦ 0.025 | 0.75~1.2 | 0.15~0.25 | ≦ 38 | ≧ 1,034 | ≧ 1,138 | ≧ 10 | 321~401 | ||
| 0.39~0.46 | 0.2~0.35 | 0.65~1.1 | ≦ 0.025 | ≦ 0.025 | 0.75~1.2 | 0.15~0.25 | ≦ 75 | ≧ 960 | ≧ 1,070 | ≧ 11 | 311~401 | ||
| 0.39~0.46 | 0.15~0.35 | 0.65~1.1 | ≦ 0.025 | ≦ 0.025 | 0.75~1.2 | 0.15~0.25 | ≦ 75 | ≧ 965 | ≧ 1,069 | ≧ 11 | 311~401 | ||
| 0.39~0.46 | 0.2~0.35 | 0.65~1.1 | ≦ 0.025 | ≦ 0.025 | 0.75~1.2 | 0.15~0.25 | 50~100 | ≧ 890 | ≧ 1,000 | ≧ 12 | 302~375 | ||
| 0.69~0.46 | 0.15~0.35 | 0.65~1.1 | ≦ 0.025 | ≦ 0.025 | 0.75~1.2 | 0.15~0.25 | 50~100 | ≧ 896 | ≧ 1,000 | ≧ 12 | 302~375 | ||
| 0.39~0.45 | 0.2~0.35 | 0.65~1.1 | ≦ 0.025 | ≦ 0.025 | 0.75~1.2 | 0.15~0.25 | 25~100 | ≧ 825 | ≧ 930 | ≧ 13 | 269~341 | ||
| 0.39~0.45 | 0.15~0.35 | 0.65~1.1 | ≦ 0.025 | ≦ 0.025 | 0.75~1.2 | 0.15~0.25 | 25~100 | ≧ 827 | ≧ 930 | ≧ 13 | 269~341 | ||
| 0.39~0.46 | 0.2~0.35 | 0.65~1.1 | ≦ 0.025 | ≦ 0.025 | 0.75~1.2 | 0.15~0.25 | ≦ 50 | ≧ 715 | ≧ 820 | ≧ 15 | 248~293 | ||
| 0.39~0.46 | 0.15~0.35 | 0.65~1.1 | ≦ 0.025 | ≦ 0.025 | 0.75~1.2 | 0.15~0.25 | ≦ 50 | ≧ 716 | ≧ 827 | ≧ 15 | 248~293 | ||
| 0.3~0.45 | 0.15~0.4 | 0.5~0.8 | ≦ 0.035 | ≦ 0.035 | 0.9~1.2 | 0.15~0.3 | 16~40 | 765~980 | 980~1,180 | ≧ 11 | 540~680 | ||
| 0.37~0.44 | 0.2~0.35 | 0.6~0.95 | ≦ 0.025 | ≦ 0.025 | 1.55~2 | 0.65~0.95 | 0.2~0.3 | ≦ 75 | ≧ 1,030 | ≧ 1,140 | ≧ 10 | 321~415 | |
| 0.37~0.44 | 0.15~0.35 | 0.6~0.95 | ≦ 0.025 | ≦ 0.025 | 1.55~2 | 0.65~0.95 | 0.2~0.3 | ≦ 75 | ≧ 1,030 | ≧ 1,140 | ≧ 10 | 321~415 | |
| 0.37~0.44 | 0.2~0.35 | 0.6~0.95 | ≦ 0.025 | ≦ 0.025 | 1.55~2 | 0.65~0.95 | 0.2~0.3 | ≦ 75 | ≧ 960 | ≧ 1,070 | ≧ 11 | 311~388 | |
| 0.37~0.44 | 0.15~0.35 | 0.6~0.95 | ≦ 0.025 | ≦ 0.025 | 1.55~2 | 0.65~0.95 | 0.2~0.3 | ≦ 75 | ≧ 965 | ≧ 1,069 | ≧ 11 | 311~388 | |
| 0.37~0.44 | 0.2~0.35 | 0.6~0.95 | ≦ 0.025 | ≦ 0.025 | 1.55~2 | 0.65~0.95 | 0.2~0.3 | ≦ 75 | ≧ 890 | ≧ 1,000 | ≧ 12 | 293~363 | |
| 0.37~0.44 | 0.15~0.35 | 0.6~0.95 | ≦ 0.025 | ≦ 0.025 | 1.55~2 | 0.65~0.95 | 0.2~0.3 | ≦ 75 | ≧ 896 | ≧ 1,000 | ≧ 12 | 293~363 | |
| 0.37~0.44 | 0.2~0.35 | 0.6~0.95 | ≦ 0.025 | ≦ 0.025 | 1.55~2 | 0.65~0.95 | 0.2~0.3 | ≦ 75 | ≧ 825 | ≧ 930 | ≧ 13 | 269~341 | |
| 0.37~0.44 | 0.15~0.35 | 0.6~0.95 | ≦ 0.025 | ≦ 0.025 | 1.55~2 | 0.65~0.95 | 0.2~0.3 | ≦ 75 | ≧ 827 | ≧ 931 | ≧ 13 | 269~341 |