LUOYANG SHENNAI?POWER?EQUIPMENT?CO.LTD
主营:中频炉(可控硅)(IGBT)兼容,真空炉,底浇注路,串联一拖二中频炉,熔铝炉,保温炉,闭式冷却塔,钢爪校直机
0.42-0.50C,0.17-0.37Si,0.50-0.80Mn,0.035P,0.035S,0.25Ni,0.25Cr,0.25Cu
锭、坯、条、管、板、带
不热处理、退火、正火、高温回火
600
355
16
0.42-0.50C,0.17-0.37Si,0.50-0.80Mn,0.035P,0.035S,0.25Ni,0.25Cr,0.25Cu
无缝管
冷加工、清理应力
608-647
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4、5、7
0.42-0.50C,0.17-0.37Si,0.50-0.80Mn,0.035P,0.035S,0.25Ni,0.25Cr,0.25Cu
异型管
冷拔、正火
588
333
14
0.42-0.50C,0.17-0.37Si,0.50-0.80Mn,0.035P,0.035S,0.25Ni,0.25Cr,0.25Cu
无缝管
热轧、热处理
590
315-335
14
0.42-0.49C,0.20Si,0.60Mn,0.04S,0.035P
冷顶锻用棒
退火
商定
商定
商定
0.43-0.49C,0.17-0.37Si,0.50-0.80Mn,0.035P,0.035S
盘条
热轧
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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
板、带
正火、退火、高温、回火
600
345
18
0.040P,0.040S,其余与GB 699相同
棒
热轧、冷粒、热处理
598
353
16
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
螺纹钢筋
热轧
510
345
18
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
锭、坯、型、条、板、管、带线
热(冷)轧、正火
375-460
185-235
21-26(按不同尺寸)
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
锭、坯、型、条、板、管、带线
热(冷)轧、正火
375-460
185-235
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