0C1C栓04365NDM.32S~6B4表6201M8_.52b结D82201D钢2M8n03~552CV315.300n2S用:333505V.221~~r0S20号0332成02.D012C8n0.0S9用0S05:.~143.56.n国C5.N30439..10D3114n5V15n9.~.32111N0220D9DC0质钢6C23CrDB03火.C1CS2143.023CD50C36.25N023808号CCB43015rMC0X高203钢.00.M量.3C01金S952N056~2N1S1356b02C.3S_062~C00NM非60SVV2182D0化用.5BM0~B71n806VC~r020~5122510易切削钢结构钢: 非热处理型:11SMn30 11SMnPb30 11SMn37 11SMnPb37……..表面硬化型:10S20 10SPb20 15SMn13 ….直接淬火型: 35S20 35SPb20 36SMn14 36SMnPb14 38SMn28 38SMnPb28 44SMn28 44SMnPb28 46S20 46SPb20 …..螺栓用钢和锚链用钢: 32C4 38C4 42C4 38B3 38CB3 38CB1 20MB5 38MB5 25CD4 30CD4 34CD4 38CD4 42CD4 D8 20NC11 35NCD16 ..XC38H2 38C2 42C2 32C4 38C4 42C4 21B3 28B3 38CB1 20MB5 38MB5 25CD4 30CD4 34CD4 38CD4 42CD4 30NC11 30NCD16…….高温螺栓用钢:15CD.05 25CD4 20CDV5.07 Z15CD5.05 Z20CDNBV11 Z6NCTDV25.15….锚链用钢:XC18 XC25 21B3 20M5 20MB5 20NC6 20NCD2 22NCD2 23NCDB2 23D5 23MNCD5 25MNCD5 25MNDC6 25MNCDV5 25MNCDV6 20MS5

(1)德国DIN标准合金工具钢的钢号与化学成分
合金工具钢的钢号与化学成分(质量分数)
钢号	材料号	C	Si	Mn	P	S	Cr	Mo	V
	W-Nr				≤	≤
90CrSi5	1.2249	0.40~0.50	1.30~1.60	0.60~0.80	0.035	0.035	1.30~1.60	_	_
125CrSi5	1.2203	0.90~1.10	0.15~0.30	0.60~0.80	0.035	0.035	1.30~1.60	_	_
105MnCr4	1.2305	0.98~1.05	0.50~0.65	1.00~1.20	0.035	0.035		_	_
200CrMn8	1.2307	0.26~0.34	0.15~0.35	0.80~1.10	0.035	0.035	1.90~2.20	_	_
21MnCr5	1.2311	0.35~0.45	0.20~0.40	1.10~1.40	0.03	0.03	1.00~0.30	_	_
X165CrV12	1.2312	0.35~0.45	0.30~0.50	0.20~0.40	0.035	0.035	11.0~12.00	_	0.07~0.12
140CrV1	1.2316	0.33~0.43	≤1.00	0.25~0.40	0.025	0.025	1.60~1.90	_	0.10~0.15
31CrV3	1.2319	0.60~0.70	0.30~0.50	0.40~0.60	0.03	0.03	1.70~1.90	_	0.07~0.12