西安碳素结构钢钢板和宽钢带的牌号和化学成分
碳素结构钢热轧厚钢板和宽钢带的牌号和化学成分
牌号 |
钢板材质化学成分(质量分数)(%) |
C |
si |
Mn |
P |
S |
Cr |
Ni |
Cu |
≤ |
05F |
≤O.06 |
≤0.03 |
≤O.40. |
O.035 |
0.040 |
O.10 |
O.25 |
0.25 |
08F |
O.05~0.11 |
≤0.03 |
0.25~0.50 |
0.035 |
O.040 |
O.10 |
O.25 |
O.25 |
08 |
O.05~O.12 |
O.17~O.37 |
O.35~0.65 |
O.035 |
O.040 |
O.10 |
O,25 |
O.25 |
10F |
0.07~O.14 |
≤O.07 |
0.25~0.50 |
O.035 |
O.040 |
O.15 |
O.25 |
0.25 |
10 |
O.07~0.14 |
O.17~O.37 |
0.35~O.65 |
O.035 |
0.040 |
O.15 |
O.25 |
O.25 |
15F |
0.12~O.19 |
≤O.07 |
O.25~O.50 |
0.035 |
O.040 |
0.25 |
0.25 |
0.25 |
15 |
0.12~0.19 |
O.17~O.37 |
0.35~O.65 |
O.035 |
0.040 |
0.25 |
0.25 |
O.25 |
20F |
O.17~O.24 |
≤O.07 |
O.25~O.50 |
O.035 |
0.040 |
0.25 |
0.25 |
0.25 |
20 |
O.17~O.24 |
O.17~O.37 |
O.35~0.65 |
O.035 |
O.040 |
O.25 |
O.25 |
0.25 |
25 |
O.22~O.30 |
0.17~O.37 |
0.50~O.80 |
0.035 |
0.040 |
O.25 |
0.25 |
O.25 |
30 |
0.27~O.35 |
O.17~0.37 |
O.50~O.80 |
O.035 |
0.040 |
0.25 |
O.25 |
0.25 |
35 |
0.32~O.40 |
O.17~O.37 |
0.50~O.80 |
O.035 |
O.040 |
0.25 |
0.25 |
0.25 |
40 |
O.37~0,45 |
0.17~O.37 |
O.50~O.80 |
0.035 |
O.040 |
0.25 |
0.25 |
0.25 |
45 |
O.42~O.50 |
0.17~0.37 |
0.50~0.80 |
0.035 |
0.040 |
0.25 |
O.25 |
O.25 |
50 |
O.47~O.55 |
0.17~O.37 |
0.50~O.80 |
O.035 |
O.040 |
O.25 |
0.25 |
0.25 |
55 |
O.52~O.60 |
O.17~O.37 |
0.50~0.80 |
O,035 |
O.040 |
O.25 |
0.25 |
O.25 |
60 |
O.57~O.65 |
O.17~O.37 |
O.50~O.80 |
0.035 |
O.040 |
O.25 |
0.25 |
O.25 |
65 |
0.62~O.70 |
0.17~O.37 |
O.50~O.80 |
O.035 |
O.040 |
0.25 |
0.25 |
O.25 |
70 |
O.67~0.75 |
0.17~0.37 |
0.50~O.80 |
O.035 |
0.040 |
O.25 |
O.25 |
O.25 |
20Mn |
O.17~0.24 |
0.17~0.37 |
O.70~1.00 |
O.035 |
O.040 |
0.25 |
0.25 |
0.25 |
25Mn |
0.22~0.30 |
0.17~0.37 |
O.70~1.00 |
0.035 |
0.040 |
O.25 |
O.25 |
0.25 |
30Mn |
0.27~0.35 |
O.17~O.37 |
O.70~1.00 |
O.035 |
O.040 |
O.25 |
O.25 |
0.25 |
40Mn |
0.37~O.45 |
0.17~O.37 |
0.70~1.00 |
O.035 |
O.040 |
0.25 |
0.25 |
O.25 |
50Mn |
O.48~O.56 |
0.17~0.37 |
O.70~1.oo |
O.035 |
0.040 |
O.25 |
0.25 |
O.25 |
60Mn |
0.57~O.65 |
O.17~O.37 |
O.70~1.00 |
0.035 |
O.040 |
O.25 |
0.25 |
O.25 |
65Mn |
0.62~0.70 |
O.17~0.37 |
O.90~1.20 |
0.035 |
O.040 |
0.25 |
O.25 |
0.25 |
注:1.08钢允许用铝代替硅脱氧。此时,钢中含锰量下限为0.25%,含硅量不大于0.03%,钢中酸溶铝AL含量为0.015%~0.065%或全铝ALt.含量为0.02%~0.07%,牌号为08Al。
2.上述含量皆指质量分数。
(3)交货状态钢板和钢带以热处理(正火、退火或高温回火)状态交货。
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