钢锭的锻压温度范围

Technology

钢组	钢号	始锻温度	终锻温度	精锻温度
Ⅰ	A3～A5,10～35,15Mn～30Mn,15Cr～30Cr	1250	750	700
	A6,(15～42)CrMo	1220	750	700
	20SiMn～35SiMn,20MnMo,18MnMoNb,40Cr
	14MnMoV,45～55,40MnMoB，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,28CrNi3MoV22,Cr12Mo1V
	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,2Cr18Ni11Ti,Cr5Mo,
	T10～T12,Cr12Mo,Cr17,T9A,Cr17Ni2,3Cr2Mo,3Cr2MnNiMo(718)	1180	850	800
	GCr15,GCr15SiMn,GMnMoV,
说明：1、允许炉温高于料温20～40℃。
2、最高锻温与工艺规定有矛盾时，按工艺规定执行。
3、钢锭保温时，从表面到达最高锻温开始计算。
4、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。

hammer

这个表比较实用，多谢分享