|
国 家 |
中国 |
牌 号 |
45 |
编号UNS |
标准号 |
GB 699-88 | |||
|
化学成分(%) |
0.42-0.50C,0.17-0.37Si,0.50-0.80Mn,0.035P,0.035S,0.25Ni,0.25Cr,0.25Cu | ||||||||
|
形 态 |
锭、坯、条、管、板、带 |
状 态 |
不热处理、退火、正火、高温回火 | ||||||
|
抗拉强度Mpa |
600 |
屈服强度Mpa |
355 |
伸长率% |
16 | ||||
|
国 家 |
中国 |
牌 号 |
45 |
编号UNS |
标准号 |
GB 8713-88 GB 3639-83 | |||
|
化学成分(%) |
0.42-0.50C,0.17-0.37Si,0.50-0.80Mn,0.035P,0.035S,0.25Ni,0.25Cr,0.25Cu | ||||||||
|
形 态 |
无缝管 |
状 态 |
冷加工、消除应力 | ||||||
|
抗拉强度Mpa |
608-647 |
屈服强度Mpa |
------ |
伸长率% |
4、5、7 | ||||
|
国 家 |
中国 |
牌 号 |
45 |
编号UNS |
标准号 |
GB 3094-82 | |||
|
化学成分(%) |
0.42-0.50C,0.17-0.37Si,0.50-0.80Mn,0.035P,0.035S,0.25Ni,0.25Cr,0.25Cu | ||||||||
|
形 态 |
异型管 |
状 态 |
冷拔、正火 | ||||||
|
抗拉强度Mpa |
588 |
屈服强度Mpa |
333 |
伸长率% |
14 | ||||
|
国 家 |
中国 |
牌 号 |
45 |
编号UNS |
标准号 |
GB 8162-82 YB(T)63-87 | |||
|
化学成分(%) |
0.42-0.50C,0.17-0.37Si,0.50-0.80Mn,0.035P,0.035S,0.25Ni,0.25Cr,0.25Cu | ||||||||
|
形 态 |
无缝管 |
状 态 |
热轧、热处理 | ||||||
|
抗拉强度Mpa |
590 |
屈服强度Mpa |
315-335 |
伸长率% |
14 | ||||
|
国 家 |
中国 |
牌 号 |
45 |
编号UNS |
标准号 |
GB 3078-82 | |||
|
化学成分(%) |
0.42-0.49C,0.20Si,0.60Mn,0.04S,0.035P | ||||||||
|
形 态 |
冷顶锻用棒 |
状 态 |
退火 | ||||||
|
抗拉强度Mpa |
（商定） |
屈服强度Mpa |
（商定） |
伸长率% |
（商定） | ||||
|
国 家 |
中国 |
牌 号 |
45 |
编号UNS |
标准号 |
ZBH 44002-88 | |||
|
化学成分(%) |
0.43-0.49C,0.17-0.37Si,0.50-0.80Mn,0.035P，0.035S | ||||||||
|
形 态 |
盘条 |
状 态 |
热轧 | ||||||
|
抗拉强度Mpa |
------ |
屈服强度Mpa |
------ |
伸长率% |
------ | ||||
|
国 家 |
中国 |
牌 号 |
45 |
编号UNS |
标准号 |
YB(T)67-87 | |||
|
化学成分(%) |
0.43-0.49C,0.17-0.37Si,0.50-0.80Mn,0.035P，0.035S,0.025Cr，残余镍、铜各0.25 | ||||||||
|
形 态 |
板、带 |
状 态 |
正火、退火、高温、回火 | ||||||
|
抗拉强度Mpa |
600 |
屈服强度Mpa |
345 |
伸长率% |
18 | ||||
|
国 家 |
中国 |
牌 号 |
45 |
编号UNS |
标准号 |
YB 477-64 | |||
|
化学成分(%) |
0.040P,0.040S,其余与GB 699相同 | ||||||||
|
形 态 |
棒 |
状 态 |
热轧、冷粒、热处理 | ||||||
|
抗拉强度Mpa |
598 |
屈服强度Mpa |
353 |
伸长率% |
16 | ||||
|
国 家 |
中国 |
牌 号 |
20MnSi |
编号UNS |
标准号 |
YB(T)27(1)-89 | |||
|
化学成分(%) |
0.17-0.23C,0.40-0.70Si,1.30-1.70Mn,0.045P，0.045S，残余铬、镍、铜各0.30，C+1/6Mn<=0.5 | ||||||||
|
形 态 |
螺纹钢筋 |
状 态 |
热轧 | ||||||
|
抗拉强度Mpa |
510 |
屈服强度Mpa |
345 |
伸长率% |
18 | ||||
|
国 家 |
中国 |
牌 号 |
Q235-A(F.B.Z) |
编号UNS |
标准号 |
GB 700-88 | |||
|
化学成分(%) |
0.14-0.22C,0.30-0.65Mn(F钢Mn上限0.60),0.30Si,0.050S,0.045P,残余铬、镍、铜各0.30 | ||||||||
|
形 态 |
锭、坯、型、条、板、管、带线 |
状 态 |
热（冷）轧、正火 | ||||||
|
抗拉强度Mpa |
375-460 |
屈服强度Mpa |
185-235 |
伸长率% |
21-26（按不同尺寸） | ||||
|
国 家 |
中国 |
牌 号 |
Q235-B(F.B.Z) |
编号UNS |
标准号 |
GB 700-88 | |||
|
化学成分(%) |
0.12-0.20C,0.30-0.70Mn(F钢Mn上限0.60),0.30Si,0.045S,0.045P,残余铬、镍、铜各0.30 | ||||||||
|
形 态 |
锭、坯、型、条、板、管、带线 |
状 态 |
热（冷）轧、正火 | ||||||
|
抗拉强度Mpa |
375-460 |
屈服强度Mpa |
185-235 |
伸长率% |
21-26（按不同尺寸） | ||||
|
国 家 |
中国 |
牌 号 |
Q235-C.Z |
编号UNS |
标准号 |
GB 700-88 | |||
|
化学成分(%) |
0.18C,0.35-0.80Mn,0.30Si,0.040S,0.040P,残余铬、镍、铜各0.30 | ||||||||
|
形 态 |
锭、坯、型、条、板、管、带线 |
状 态 |
热（冷）轧、正火 | ||||||
|
抗拉强度Mpa |
375-460 |
屈服强度Mpa |
185-235 |
伸长率% |
21-26（按不同尺寸） | ||||
|
国 家 |
中国 |
牌 号 |
Q235-D.TZ |
编号UNS |
标准号 |
GB 700-88 | |||
|
化学成分(%) |
0.17C,0.35-0.80Mn,0.30Si,0.035S,0.035P,残余铬、镍、铜各0.30 | ||||||||
|
形 态 |
锭、坯、型、条、板、管、带线 |
状 态 |
热（冷）轧、正火 | ||||||
|
抗拉强度Mpa |
375-460 |
屈服强度Mpa |
185-235 |
伸长率% |
21-26（按不同尺寸） | ||||