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化学成分 Chemical Composition(%): |
标准
Standart |
牌号
Grade |
C |
Si |
Mn |
P |
S |
Ni |
Cr |
Cu |
Mo |
V |
GB/T8163 |
10 |
0.07-0.13 |
0.07-0.37 |
0.35-0.65 |
≤0.035 |
≤0.035 |
≤0.30 |
≤0.15 |
≤0.25 |
﹣ |
﹣ |
20 |
0.17-0.23 |
0.17-0.37 |
0.35-0.65 |
≤0.035 |
≤0.035 |
≤0.30 |
≤0.25 |
≤0.25 |
﹣ |
﹣ |
Q295A |
≤0.16 |
≤0.55 |
0.80-1.50 |
≤0.045 |
≤0.045 |
≤0.30 |
≤0.30 |
≤0.30 |
﹣ |
﹣ |
Q295B |
≤0.16 |
≤0.55 |
0.80-1.50 |
≤0.040 |
≤0.040 |
≤0.30 |
≤0.30 |
≤0.30 |
﹣ |
﹣ |
Q345A |
≤0.20 |
≤0.55 |
1.00-1.60 |
≤0.045 |
≤0.045 |
≤0.30 |
≤0.30 |
≤0.30 |
﹣ |
﹣ |
Q345B |
≤0.20 |
≤0.55 |
1.00-1.60 |
≤0.040 |
≤0.040 |
≤0.30 |
≤0.30 |
≤0.30 |
﹣ |
﹣ |
Q345C |
≤0.20 |
≤0.55 |
1.00-1.60 |
≤0.035 |
≤0.035 |
≤0.30 |
≤0.30 |
≤0.30 |
﹣ |
0.02-0.15 |
Q345D |
≤0.18 |
≤0.55 |
1.00-1.60 |
≤0.030 |
≤0.030 |
≤0.30 |
≤0.30 |
≤0.30 |
﹣ |
0.02-0.15 |
Q345E |
≤0.18 |
≤0.5 |
1.00-1.60 |
≤0.025 |
≤0.025 |
≤0.30 |
≤0.30 |
≤0.30 |
﹣ |
0.02-0.15 |
ASTM A 53M |
A |
≤0.25 |
﹣ |
≤0.95 |
≤0.05 |
≤0.045 |
≤0.40 |
≤0.40 |
≤0.40 |
≤0.15 |
≤0.08 |
B |
≤0.30 |
﹣ |
≤1.20 |
≤0.05 |
≤0.045 |
≤0.40 |
≤0.40 |
≤0.40 |
≤0.15 |
≤0.08 |
ASTM A 106 |
A |
≤0.25 |
≥0.10 |
0.27-0.93 |
≤0.035 |
≤0.035 |
≤0.40 |
≤0.40 |
≤0.40 |
≤0.15 |
≤0.08 |
B |
≤0.30 |
≥0.10 |
0.29-1.06 |
≤0.035 |
≤0.035 |
≤0.40 |
≤0.40 |
≤0.40 |
≤0.15 |
≤0.08 |
C |
≤0.35 |
≥0.10 |
0.29-1.06 |
≤0.035 |
≤0.035 |
≤0.40 |
≤0.40 |
≤0.40 |
≤0.15 |
≤0.08 |
注：经协商，也可供应其他牌号的钢管。 |
Note:Other grade can also be provided after consulting with customers. |
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