2010/7/2
級別 |
最低沖擊試驗溫度 | |
℉ |
℃ | |
Grade 1 |
-50 |
-45 |
Grade 3 |
-150 |
-100 |
Grade 4 |
-150 |
-100 |
Grade 6 |
-50 |
-45 |
Grade 7 |
-100 |
-75 |
Grade 8 |
-320 |
-195 |
Grade 9 |
-100 |
-75 |
Grade 10 |
-75 |
-60 |
標(biāo)準(zhǔn) |
牌號 |
抗拉強度(MPa) |
屈服強度(MPa) |
伸長率(%) | |
縱 向 |
橫 向 | ||||
ASTM A333 |
Grade 1 |
≥380 |
≥205 |
≥35 |
≥25 |
Grade 3 |
≥450 |
≥240 |
≥30 |
≥20 | |
Grade 4 |
≥415 |
≥240 |
≥30 |
≥16.5 | |
Grade 6 |
≥415 |
≥240 |
≥30 |
≥16.5 | |
Grade 7 |
≥450 |
≥240 |
≥30 |
≥22 | |
Grade 8 |
≥690 |
≥515 |
≥22 |
| |
Grade 9 |
≥435 |
≥315 |
≥28 |
| |
Grade 10 |
≥550 |
≥450 |
≥22 |
| |
Grade 11 |
≥450 |
≥240 |
≥18 |
|
標(biāo)準(zhǔn) |
牌號 |
化學(xué)成分(%) | ||||||||||
C |
Si |
Mn |
P |
S |
Cr |
Ni |
Cu |
Mo |
V |
Al | ||
ASTM A333 |
Grade 1 |
≤0.30 |
|
0.40~1.06 |
≤0.025 |
≤0.025 |
|
|
|
|
|
|
Grade 3 |
≤0.19 |
0.18~0.37 |
0.31~0.64 |
≤0.025 |
≤0.025 |
|
3.18~3.82 |
|
|
|
| |
Grade 4 |
≤0.12 |
0.18~0.37 |
0.50~1.05 |
≤0.025 |
≤0.025 |
0.44~1.01 |
0.47~0.98 |
0.40~0.75 |
|
|
0.04~0.30 | |
Grade 6 |
≤0.30 |
≥0.10 |
0.29~1.06 |
≤0.025 |
≤0.025 |
|
|
|
|
|
| |
Grade 7 |
≤0.19 |
0.13~0.32 |
≤0.90 |
≤0.025 |
≤0.025 |
|
2.03~2.57 |
|
|
|
| |
Grade 8 |
≤0.13 |
0.13~0.32 |
≤0.90 |
≤0.025 |
≤0.025 |
|
8.40~9.60 |
|
|
|
| |
Grade 9 |
≤0.20 |
|
0.40~1.06 |
≤0.025 |
≤0.025 |
|
1.60~2.24 |
0.75~1.25 |
|
|
| |
Grade 10 |
≤0.20 |
0.10~0.35 |
1.15~1.50 |
≤0.03 |
≤0.015 |
≤0.15 |
≤0.25 |
≤0.015 |
≤0.50 |
≤0.12 |
≤0.06 | |
Grade 11 |
≤0.10 |
≤0.35 |
≤0.6 |
≤0.025 |
≤0.025 |
≤0.50 |
35.0~37.0 |
|
≤0.50 |
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