| 钢组 |
钢 号 |
始锻温度 |
终锻温度 |
精锻温度 |
| Ⅰ |
A3～A5,10～45,15Mn～30Mn,15Cr～30Cr |
1250 |
750 |
700 |
| A6,(15～42)CrMo |
1220 |
750 |
700 |
| 20SiMn～35SiMn,20MnMo,18MnMoNb,40Cr |
| 14MnMoV,50～55,40MnMoB，40Mn～50Mn |
| Ⅱ |
37SiMn2MoV,42MnMoV,60CrMo,34CrMo1A,38SiMnMo |
1220 |
750 |
700 |
| 38CrMoAl,(45～55)Cr,60～65,38CrMnMo,38CrMnSi, |
| 38CrMnAlA,12CrMoV,35CrMoV,17CrMo1V,30CrMnSi,35CrMnSi,35Mn2～50Mn2,20MnMoNb,14MnMoV,42MnMoV |
| 20CrMnMo,30CrMn2MoB,50SiMn,5CrMnSiMoV |
| (50～65)Mn,(50～60)Mn2,35CrAl,(35～45)SiMn，30Cr2MoV |
1200 |
750 |
700 |
| Ⅲ |
18CrMnMoB,18CrMnTi,20CrMnTi,12Cr3Mo,(18～35CrNiW) |
1200 |
750 |
700 |
| 20Cr2Ni4A,20Cr2Mn2MoA,60SiMnMo,55Si2MnV,40CrNiMo |
| WCrMnSi,5CrNiW,5CrMnMo,5CrNiMo,50CrMnMo,60CrMnMo,50CrNiMo, 50Mn18Cr4,50Mn18Cr4N,50Mn18Cr4WN, |
1200 |
800 |
750 |
| |
| 25Cr2Ni4MoV,22Cr2Ni4MoV,25CrNiMoV～25CrNi3MoV,28CrNi3MoV22Cr12Mo1V |
| 3Cr2W8V,60CrMnV,60CrW2Si,70Cr3Mo,86Cr2MoV,12Cr2MoV |
| 4SiMnMoV,34CrNi1Mo～34CrNi3Mo，PCrNi1Mo～PCrNi3Mo,26Cr2Ni4MoV,25CrNiMoV,Cr17Ni2,20CrNi4A，28CrNi1Mo,30Cr1Mo1V, |
1220 |
850 |
750 |
| W18Cr4V,Cr5Mo,9Cr2W,,7Cr3,9CrSi,9Cr2,9Cr,9Cr2Mo,9CrV,9Cr2V,9Cr2W,8CrMoV,3Cr2W8V |
1200 |
850 |
750 |
| Cr17Mn4,(4～6)CrW2Si,20Cr3WMoV |
| T7～T8,(50～60)Si2,60SiMn |
1180 |
850 |
800 |
| 1Cr18Ni9Ti,(1～4)Cr13,CrWMn,2Cr1818Ni11Ti,Cr5Mo, |
| T10～T12,Cr12Mo,Cr17,T9A,Cr17Ni2,3Cr2Mo,3Cr2MnNiMo(718) |
1180 |
850 |
800 |
| GCr15,GCr15SiMn,GMnMoV, |
| 说明：1、在升温段和到达最小保温前，炉温允许高于料温30～50℃。 |
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| 2、到达最小保温时，炉温不允许超过规定最高锻温（最高加热温度） |
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| 3、最高锻温与工艺规定有矛盾时，按工艺规定执行。 |
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| 4、钢锭保温时，从表面到达最高锻温开始计算。 |
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| 5、本表未列的新钢号，由工艺员按表1近似化学成份之钢号来确定。 |
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