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拉拔用高碳钢(Q/企标)
牌号 |
C |
Si |
Mn |
P |
S |
Cr |
Ni |
Cu |
抗拉强度 |
面缩率 |
SWRH42A |
0.39-0.46 |
0.15-0.35 |
0.30-0.60 |
≤0.030 |
≤0.030 |
≤0.20 |
≤0.30 |
≤0.25 |
620-740 |
≥40 |
SWRH52A |
0.49-0.56 |
0.15-0.35 |
0.30-0.60 |
≤0.030 |
≤0.030 |
≤0.20 |
≤0.30 |
≤0.25 |
730-850 |
≥30 |
SWRH62A |
0.59-0.66 |
0.15-0.35 |
0.30-0.60 |
≤0.030 |
≤0.030 |
≤0.20 |
≤0.30 |
≤0.25 |
870-1040 |
≥30 |
SWRH62B |
0.59-0.66 |
0.15-0.35 |
0.60-0.90 |
≤0.030 |
≤0.030 |
≤0.20 |
≤0.30 |
≤0.25 |
920-1060 |
≥30 |
SWRH72A |
0.69-0.76 |
0.15-0.35 |
0.30-0.60 |
≤0.030 |
≤0.030 |
≤0.20 |
≤0.30 |
≤0.25 |
960-1120 |
≥32 |
SWRH72B |
0.69-0.76 |
0.15-0.35 |
0.60-0.90 |
≤0.030 |
≤0.030 |
≤0.20 |
≤0.30 |
≤0.25 |
1000-1150 |
≥30 |
SWRH82A |
0.79-0.86 |
0.15-0.35 |
0.30-0.60 |
≤0.030 |
≤0.030 |
≤0.20 |
≤0.30 |
≤0.25 |
1050-1220 |
≥30 |
注：所有元素单位为%。
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