|
钢号Steel No. |
化学成分Chemical Composition |
力学性能Mechanics Performance |
供货标准 Supply Standard |
备注 |
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|
序号Item No. |
名称(主要成分) |
代表钢号 |
C |
Si |
Mn |
P |
S |
Cr |
Ni |
Cu |
屈服点Yielding Point бs,Mpa |
抗拉强度Tensile strength бb,Mpa |
伸长度 |
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|
1 |
|
Q195 |
0.06-0.12 |
≤0.30 |
0.25-0.50 |
≤0.045 |
≤0.050 |
≤0.30 |
≤0.30 |
≤0.30 |
95 |
315-390 |
33 |
GB/T700 |
焊管水煤气管等 Welded Tube,water tube,gas tube
|
|
Q215A |
0.09-0.15 |
≤0.30 |
0.25-0.55 |
≤0.04 |
≤0.05 |
≤0.30 |
≤0.30 |
≤0.30 |
215 |
335-410 |
31 |
GB/T700 |
|||
|
Q235A |
0.14-0.22 |
≤0.30 |
0.30-0.65 |
≤0.045 |
≤0.05 |
≤0.30 |
≤0.30 |
≤0.30 |
235 |
375-460 |
26 |
GB/T3130 |
|||
|
2 |
|
Q225A |
0.18-0.28 |
≤0.30 |
0.40-0.70 |
≤0.05 |
≤0.045 |
|
255 |
410-510 |
24 |
GB/T700 |
机械设备结构件等 Mechanical Structure |
||
|
3 |
冷加工和冷轧用的低碳钢 |
08A1 |
≤0.08 |
痕迹 |
≤0.40 |
≤0.02 |
≤0.03 |
AL,0.02-0.07
|
① |
CQ DQ |
DQ≥27 |
|
汽车、家电用原板、冲压件、油桶板等 Plate or pressed plate for Automobile,Home electric and oil drum
|
||
|
|
≥325 |
≥33 |
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|
08 |
0.05-0.12 |
0.17-0.37 |
0.35-0.65 |
≤0.035 |
≤0.035 |
|
① |
CQ DQ |
DQ≥27 |
|
|||||
|
② |
≥325 |
≥33 |
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|
10 |
0.07-0.14 |
0.17-0.37 |
0.35-0.65 |
≤0.035 |
≤0.035 |
|
① |
CQ DQ |
DQ≥26 |
|
|||||
|
② |
≥335 |
≥32 |
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|
4 |
冷加工和冷轧用高强度微合金钢 |
Q295A |
≤0.10 |
0.80-1.50 |
≤0.55 |
≤0.045 |
≤0.045 |
V:0.02-0.15 |
295 |
390-570 |
23 |
GB/T1591 |
汽车及机械工业中的冲压件 Pressed items for automobile and mechanic |
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备注:
1、上述钢种一般规格Normal Stardard of above iron type:厚度1.0-12.7mm, 宽度:1000-1350mm,卷重:5-23吨
2、包装方式(paking):根据客户要求;According to customer
3、除上述钢种外, 我公司还可根据客户提供的成分和机械性能,合作开发对应的钢种。Exccept for above,We can manufacture
new iron type according to related elements and mechanical performance
asked by customer