〔30〕碳工具钢
(Carbon Tool Steels)
标准代号	规格号码	记号	化学成分（%)Chemical composition												机械性质（硬度）
			C	Si	Mn	P	S	Ni	Cr	Mo	W	V	Cu	Sn	退火HB	淬火HRC
CNS	2964	SK1	1.3-1.5	≦0.35	≦0.5	≦0.03	≦0.03	≦0.25	≦0.2	-	-	-	≦0.3	-	≦217	≧63
GB	1298	T13	1.25-1.35	≦0.35	≦0.4	≦0.035	≦0.03	-	-	-	-	-	-	-	≦217	≧62
JIS	G4401	SK1	1.3-1.5	0.15-0.35	0.15-0.5	≦0.03	≦0.03	≦0.25	≦0.3	-	-	-	≦0.25	-	≦217	≧63
DIN	17350	C13W2	1.3-1.45	0.1-0.3	0.1-0.35	≦0.03	≦0.03	-	-	-	-	-	-	-	-	-
GB	1298	T13A	1.25-1.35	≦0.35	≦0.4	≦0.03	≦0.02	-	-	-	-	-	-	-	≦217	≧62
DIN	17350	C125W1	-	-	-	-	-	-	-	-	-	-	-	-	-	-
CNS	2964	SK2	1.1-1.3	≦0.35	≦0.5	≦0.03	≦0.03	≦0.25	≦0.2	-	-	-	≦0.3	-	＜212	＞63
GB	1298	T12	1.15-1.24	≦0.35	≦0.4	≦0.035	≦0.03	-	-	-	-	-	-	-	≦207	≧62
JIS	G4401	SK2	1.15-1.25	0.15-0.35	0.15-0.5	≦0.03	≦0.03	≦0.25	≦0.3	-	-	-	≦0.25	-	≦217	≧62
ASTM	A686	W1A-11/2	1.15-1.25	0.1-0.4	0.1-0.4	≦0.03	≦0.03	≦0.2	≦0.15	≦0.1	≦0.15	≦0.1	≦0.2	-	≦202	≧65
ASTM	A686	W1C-11/2	1.15-1.25	0.1-0.4	0.1-0.4	≦0.03	≦0.03	≦0.2	≦0.15	≦0.1	≦0.15	≦0.1	≦0.2	-	≦202	≧65
DIN	17350	C125W2	1.20-1.35	0.1-0.3	0.10-0.35	≦0.03	≦0.03	-	-	-	-	-	-	-	-	-
CNS	2964	SK3	1.0-1.1	≦0.35	≦0.5	≦0.03	≦0.03	≦0.25	≦0.2	-	-	-	≦0.3	-	＜212	＞63
CNS	2964	SK4	0.9-1.0	≦0.35	≦0.5	≦0.03	≦0.03	≦0.25	≦0.2	-	-	-	≦0.3	-	＜207	＞61
GB	1298	T10	0.95-1.04	≦0.35	≦0.4	≦0.035	≦0.03	-	-	-	-	-	-	-	≦197	≧62
JIS	G4401	SK3	1.0-1.1	0.15-0.35	0.15-0.5	≦0.03	≦0.03	≦0.25	≦0.3	-	-	-	≦0.25	-	≦217	≧61
JIS	G4401	SK4	0.9-1.0	0.15-0.35	0.15-0.5	≦0.03	≦0.03	≦0.25	≦0.3	-	-	-	≦0.25	-	≦207	≧61
ASTM	A686	W1A-10	1.0-1.1	0.1-0.4	0.1-0.4	≦0.03	≦0.03	≦0.2	≦0.15	≦0.1	≦0.15	≦0.1	≦0.2	-	≦202	≧65
ASTM	A686	W1C-10	1.0-1.1	0.1-0.4	0.1-0.4	≦0.03	≦0.03	≦0.2	≦0.3	≦0.1	≦0.3	≦0.1	≦0.2	-	≦202	≧65
ASTM	A686	W1A-91/2	0.95-1.05	0.1-0.4	0.1-0.4	≦0.03	≦0.03	≦0.2	≦0.15	≦0.1	≦0.15	≦0.1	≦0.2	-	≦202	≧65
ASTM	A686	W1C-91/2	0.95-1.05	0.1-0.3	0.1-0.4	≦0.03	≦0.03	≦0.2	≦0.3	≦0.1	≦0.3	≦0.1	≦0.2	-	≦202	≧65
ASTM	A686	W2A-91/2	0.95-1.10	0.1-0.4	0.1-0.4	≦0.03	≦0.03	≦0.2	≦0.15	≦0.1	≦0.15	0.15-0.35	≦0.2	-	≦202	≧65
ASTM	A686	W2C-91/2	0.95-1.10	0.1-0.4	0.1-0.4	≦0.03	≦0.03	≦0.2	≦0.3	≦0.1	≦0.3	0.15-0.35	≦0.2	-	≦202	≧65
DIN	17350	C105W1	1.0-1.1	0.10-0.25	0.10-0.25	≦0.02	≦0.02	-	-	-	-	-	-	-	-	-
DIN	17350	C105W2	1.0-1.1	0.1-0.3	0.10-0.35	≦0.03	≦0.03	-	-	-	-	-	-	-	-	-
GB	1298	T9	0.85-0.94	≦0.35	≦0.4	≦0.035	≦0.03	-	-	-	-	-	-	-	≦192	≧62
ASTM	A686	W1A-81/2	0.85-0.95	0.1-0.4	0.1-0.4	≦0.03	≦0.03	≦0.2	≦0.15	≦0.1	≦0.15	≦0.1	≦0.2	-	≦202	≧65
ASTM	A686	W1A-9	0.9-1.0	0.1-0.4	0.1-0.4	≦0.03	≦0.03	≦0.2	≦0.15	≦0.1	≦0.15	≦0.1	≦0.2	-	≦202	≧65
ASTM	A686	W1C-9	0.9-1.0	0.1-0.4	0.1-0.4	≦0.03	≦0.03	≦0.2	≦0.3	≦0.3	≦0.15	≦0.1	≦0.2	-	≦202	≧65
ASTM	A686	W2A-9	0.9-1.0	0.1-0.4	0.1-0.4	≦0.03	≦0.03	≦0.2	≦0.15	≦0.1	≦0.15	0.15-0.35	≦0.2	-	≦202	≧65
ASTM	A686	W2C-9	0.9-1.0	0.1-0.4	0.1-0.4	≦0.03	≦0.03	≦0.2	≦0.3	≦0.3	≦0.15	0.15-0.35	≦0.2	≦0.05	≦202	≧65
DIN	17350	C85W2	0.8-0.9	0.25-0.40	0.5-0.7	≦0.02	-	-	-	-	-	-	-	-	-	-
CNS	2964	SK5	0.8-0.9	≦0.35	≦0.5	≦0.03	≦0.03	≦0.25	≦0.2	-	-	-	≦0.3	-	＜207	＞59
CNS	2964	SK6	0.7-0.8	≦0.35	≦0.5	≦0.03	≦0.03	≦0.25	≦0.2	-	-	-	≦0.3	-	＜201	＞57
GB	1298	T8	0.75-0.84	≦0.35	≦0.4	≦0.035	≦0.03	-	-	-	-	-	-	-	≦187	≧62
GB	1298	T8MnA	0.8-0.9	≦0.35	≦0.4	≦0.035	≦0.03	-	-	-	-	-	-	-	≦187	≧62
JIS	G4401	SK5	0.8-0.9	0.15-0.35	0.15-0.5	≦0.03	≦0.03	≦0.25	≦0.3	-	-	-	≦0.25	-	≦207	≧59
JIS	G4401	SK6	0.7-0.8	0.15-0.35	0.15-0.5	≦0.03	≦0.03	≦0.25	≦0.3	-	-	-	≦0.25	-	≦192	≧57
ASTM	A686	W1A-8	0.8-0.9	0.1-0.4	0.1-0.4	≦0.03	≦0.03	≦0.2	≦0.15	≦0.1	≦0.15	≦0.1	≦0.2	-	≦202	≧65
ASTM	A686	W1C-8	0.8-0.9	0.1-0.4	0.1-0.4	≦0.03	≦0.03	≦0.2	≦0.3	≦0.1	≦0.15	≦0.1	≦0.2	-	≦202	≧65
DIN	17350	C80W1	0.75-0.85	0.10-0.25	0.10-0.25	≦0.02	≦0.02	-	-	-	-	-	-	-	-	-
DIN	17350	C80W2	0.75-0.85	0.1-0.3	0.10-0.35	≦0.03	≦0.03	-	-	-	-	-	-	-	-	-
DIN	17350	C85W2	0.8-0.9	0.25-0.40	0.5-0.7	≦0.025	≦0.02	-	-	-	-	-	-	-	-	-
CNS	2964	SK7	0.6-0.7	≦0.35	≦0.5	≦0.03	≦0.03	≦0.25	≦0.2	-	-	-	≦0.3	-	＜201	＞56
GB	1298	T7	0.65-0.74	≦0.35	≦0.4	≦0.035	≦0.03	-	-	-	-	-	-	-	≦187	≧62
JIS	G4401	SK7	0.6-0.7	0.15-0.35	0.15-0.5	≦0.03	≦0.03	≦0.25	≦0.3	-	-	-	≦0.25	-	≦183	≧56
ASTM	A686	W1-7	0.7-0.8	0.1-0.4	0.1-0.4	≦0.025	≦0.025	≦0.2	≦0.15	≦0.1	≦0.15	≦0.1	≦0.2	-	≦202	≧64
DIN	17350	C70W2	0.65-0.74	0.1-0.3	0.10-0.35	≦0.03	≦0.03	-	-	-	-	-	-	-	-	-
GB	1298	T8A	0.75-0.84	≦0.35	≦0.4	≦0.03	≦0.02	-	-	-	-	-	-	-	≦187	≧62
DIN	17350	C80W1	0.75-0.85	0.10-0.25	0.10-0.35	≦0.02	≦0.02	-	-	-	-	-	-	-	-	-
GB	1298	T7A	0.65-0.74	≦0.35	≦0.4	≦0.02	≦0.03	-	-	-	-	-	-	-	≦187	≧62
ASTM	A686	W1-7	0.7-0.8	0.1-0.4	0.1-0.4	≦0.025	≦0.025	≦0.2	≦0.15	≦0.1	≦0.15	≦0.1	≦0.2	-	≦202	≧64
DIN	17350	C70W1	0.65-0.74	0.10-0.25	0.10-0.25	≦0.02	≦0.02	-	-	-	-	-	-	-	-	-
DIN	17350	C70W2	0.65-0.74	0.1-0.3	0.10-0.35	≦0.03	≦0.03	-	-	-	-	-	-	-	-	-