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Chapter 9 Steels for Special Use 429 Handbook of Comparative World Steel Standards 9.2 Spring Steels 9.2.3 Chemical Composition of Stainless Spring Steels Weight, %, max, Unless Otherwise Specified Standard Designation Grade, Class, Type, Symbol or Name Steel Number UNS Number C Mn Si P S Cr Ni Mo Others JIS G 4313:1996 SUS 420J2-CSP 0.26-0.40 1.00 1.00 0.040 0.030 12.00-14.00 X30Cr13 1.4028 0.26-0.35 1.50 1.00 0.040 0.015 12.0-14.0 EN 10151:2002 X39Cr13 1.4031 0.36-0.42 1.00 1.00 0.040 0.015 12.5-14.5 ASTM A 313/A 313M-03 302 S30200 0.12 2.00 1.00 0.045 0.030 17.0-19.0 8.0-10.0 N 0.10 EN 10151:2002 X10CrNi18-8 1.4310 0.05-0.15 2.00 2.00 0.045 0.015 16.0-19.0 6.0-9.5 0.80 N 0.11 EN 10270-3:2001 X10CrNi18-8 1.4310 0.05-0.15 2.00 2.00 0.045 0.015 16.00-19.00 6.00-9.50 0.80 N 0.11 JIS G 4313:1996 SUS 301-CSP 0.15 0.50-2.00 0.20-1.00 0.045 0.030 16.00-18.00 6.00-8.00 ASTM A 313/A 313M-03 304 S30400 0.08 2.00 1.00 0.045 0.030 18.0-20.0 8.0-10.5 N 0.10 JIS G 4313:1996 SUS 304-CSP 0.08 2.00 1.00 0.045 0.030 18.00-20.00 8.00-10.50 EN 10151:2002 X5CrNi18-10 1.4301 0.07 2.00 1.00 0.045 0.015 17.5-19.5 8.0-10.5 N 0.11 ASTM A 313/A 313M-03 316 S31600 0.07 2.00 1.00 0.045 0.030 16.5-18.0 10.5-13.5 2.00-2.50 N 0.10 EN 10151:2002 X5CrNiMo17-12-2 1.4401 0.07 2.00 1.00 0.045 0.015 16.5-18.5 10.0-13.0 2.00-2.50 N 0.11 ASTM A 313/A 313M-03 631 S17700 0.09 1.00 1.00 0.040 0.030 16.0-18.0 6.5-7.8 Al 0.75-1.50 EN 10151:2002 X7CrNiAl17-7 1.4568 0.09 1.00 0.70 0.040 0.015 16.0-18.0 6.5-7.8 Al 0.70-1.50 JIS G 4313:1996 SUS 631-CSP 0.09 1.00 1.00 0.040 0.030 16.00-18.00 6.5-7.75 Al 0.75-1.50 Chapter 9 Steels for Special Use 430 Handbook of Comparative World Steel Standards 9.3 Tool Steels 9.3.1 Chemical Composition of Carbon Tool Steels Weight, %, max, Unless Otherwise Specified Standard Designation Grade, Class, Type, Symbol or Name Steel Number UNS Number C Mn Si P S Cr Ni Mo Others JIS G 4401:2000 SK65 0.60-0.70 0.50 0.35 0.030 0.030 0.30 0.25 Cu 0.25 ISO 4957:1999 C70U 0.65-0.75 0.10-0.40 0.10-0.30 0.030 0.030 SAE J438-1970 W108 T72301 0.70-0.85 JIS G 4401:2000 SK75 0.70-0.80 0.50 0.35 0.030 0.030 0.030 0.25 Cu 0.25 ISO 4957:1999 C80U 0.75-0.85 0.10-0.40 0.10-0.30 0.030 0.030 ASTM A 686-92 (1999) W1-A-8 T72301 0.80-0.90 0.10-0.40 0.10-0.40 0.030 0.030 0.15 0.20 0.10 V 0.10; W 0.15; Cu 0.20 JIS G 4401:2000 SK85 0.80-0.90 0.50 0.35 0.030 0.030 0.30 0.25 Cu 0.25 ASTM A 686-92 (1999) W1-A-8¹⁄₂ T72301 0.85-0.95 0.10-0.40 0.10-0.40 0.030 0.030 0.15 0.20 0.10 V 0.10; W 0.15; Cu 0.20 SAE J438-1970 W109 T72301 0.85-0.95 ISO 4957:1999 C90U 0.85-0.95 0.10-0.40 0.10-0.30 0.030 0.030 ASTM A 686-92 (1999) W1-A-9 T72301 0.90-1.00 0.10-0.40 0.10-0.40 0.030 0.030 0.15 0.20 0.10 V 0.10; W 0.15; Cu 0.20 JIS G 4401:2000 SK95 0.90-1.00 0.50 0.35 0.030 0.030 0.30 0.25 Cu 0.25 ASTM A 686-92 (1999) W1-A-10 T72301 1.00-1.10 0.10-0.40 0.10-0.40 0.030 0.030 0.15 0.20 0.10 V 0.10; W 0.15; Cu 0.20 SAE J438-1970 W110 T72301 0.95-1.10 JIS G 4401:2000 SK105 1.00-1.10 0.50 0.35 0.030 0.030 0.30 0.25 Cu 0.25 ISO 4957:1999 C105U 1.00-1.10 0.10-0.40 0.10-0.30 0.030 0.030 ASTM A 686-92 (1999) W1-A-11¹⁄₂ T72301 1.15-1.25 0.10-0.40 0.10-0.40 0.030 0.030 0.15 0.20 0.10 V 0.10; W 0.15; Cu 0.20 SAE J438-1970 W112 T72301 1.10-1.30 JIS G 4401:2000 SK120 1.10-1.30 0.50 0.35 0.030 0.030 0.30 0.25 Cu 0.25 ISO 4957:1999 C120U 1.15-1.25 0.10-0.40 0.10-0.30 0.030 0.030 ASTM A 686-92 (1999) W2-A-9¹⁄₂ 0.95-1.10 0.10-0.40 0.10-0.40 0.030 0.030 0.15 0.20 0.10 V 0.15-0.35; W 0.15; Cu 0.20 JIS G 4404:2000 SKS 43 1.00-1.10 0.30 0.25 0.030 0.030 0.20 0.25 V 0.10-0.25; Cu 0.25 ISO 4957:1999 105V 1.00-1.10 0.10-0.40 0.10-0.30 V 0.10-0.20 ASTM A 686-92 (1999) W2-A-8¹⁄₂ 0.85-0.95 0.10-0.40 0.10-0.40 0.030 0.030 0.15 0.20 0.10 V 0.15-0.35; W 0.15; Cu 0.20 JIS G 4404:2000 SKS 44 0.80-0.90 0.30 0.25 0.030 0.030 0.20 0.25 V 0.10-0.25; Cu 0.25 Chapter 9 Steels for Special Use 431 Handbook of Comparative World Steel Standards 9.3 Tool Steels 9.3.2 Chemical Composition of High Speed Tool Steels 9.3.2.1 Chemical Composition of Tungsten Type High Speed Tool Steels Weight, %, max, Unless Otherwise Specified Standard Designation Grade, Class, Type, Symbol or Name Steel Number UNS Number C Mn Si P S Cr Ni Mo Others ASTM A 600-92a (1999) T1 T12001 0.65-0.80 0.10-0.40 0.20-0.40 0.03 0.03 3.75-4.50 V 0.90-1.30; W 17.25-18.75; Ni+Cu 0.75 SAE J438-1970 T1 T12001 0.65-0.75 0.20-0.40 0.20-0.40 3.75-4.50 V 0.90-1.30; W 17.25-18.75 JIS G 4403:2000 SKH2 0.73-0.83 0.40 0.40 0.030 0.030 3.80-4.50 0.25 V 0.80-1.20; W 17.00-19.00; Cu 0.25 ISO 4957:1999 HS18-0-1 0.73-0.83 0.40 0.45 0.030 0.030 3.80-4.50 V 1.00-1.20; W 17.20-18.70 ASTM A 600-92a (1999) T4 T12004 0.70-0.80 0.10-0.40 0.20-0.40 0.03 0.03 3.75-4.50 0.40-1.00 V 0.80-1.20; W 17.50-19.00; Co 4.25-5.75; Ni+Cu 0.75 SAE J438-1970 T4 T12004 0.70-0.80 0.20-0.40 0.20-0.40 3.75-4.50 0.70-1.00 V 0.80-1.20; W 17.25-18.75; Co 4.25-5.75 JIS G 4403:2000 SKH3 0.73-0.83 0.40 0.40 0.030 0.030 3.80-4.50 0.25 V 0.80-1.20; W 17.00-19.00; Co 4.50-5.50; Cu 0.25 ASTM A 600-92a (1999) T5 T12005 0.75-0.85 0.20-0.40 0.20-0.40 0.03 0.03 3.75-5.00 0.50-1.25 V 1.80-2.40; W 17.50-19.00; Co 7.00-9.50; Ni+Cu 0.75 SAE J438-1970 T5 T12005 0.75-0.85 0.20-0.40 0.20-0.40 3.75-4.50 0.70-1.00 V 1.80-2.40; W 17.50-19.00; Co 7.00-9.00 JIS G 4403:2000 SKH4 0.73-0.83 0.40 0.40 0.030 0.030 3.80-4.50 0.25 V 1.00-1.50; W 17.00-19.00; Co 9.00-11.00; Cu 0.25 ASTM A 600-92a (1999) T15 T12015 1.50-1.60 0.15-0.40 0.15-0.40 0.03 0.03 3.75-5.00 1.00 V 4.50-5.25; W 11.75-13.00; Co 4.75-5.25; Ni+Cu 0.75 JIS G 4403:2000 SKH10 1.45-1.60 0.40 0.40 0.030 0.030 3.80-4.50 0.25 V 4.20-5.20; W 11.50-13.50; Co 4.20-5.20; Cu 0.25 Chapter 9 Steels for Special Use 432 Handbook of Comparative World Steel Standards 9.3 Tool Steels 9.3.2 Chemical Composition of High Speed Tool Steels 9.3.2.2 Chemical Composition of Molybdenum Type High Speed Tool Steels Weight, %, max, Unless Otherwise Specified Standard Designation Grade, Class, Type, Symbol or Name Steel Number UNS Number C Mn Si P S Cr Ni Mo Others ASTM A 600-92a (1999) M2 T11301 0.78-0.88 0.15-0.40 0.20-0.45 0.03 0.03 3.75 4.50 4.50-5.50 V 1.75-2.20; W 5.50-6.75; Ni+Cu 0.75 SAE J438-1970 M2 T11301 0.78-0.88 0.20-0.40 0.20-0.40 3.75 4.50 4.50-5.50 V 1.60-2.20; W 5.50-6.75 JIS G 4403:2000 SKH51 0.80-0.90 0.40 0.40 0.030 0.030 3.80-4.50 0.25 4.50-5.50 V 1.60-2.20; W 5.50-6.70; Cu 0.25 ISO 4957:1999 HS6-5-2 0.80-0.88 0.40 0.45 0.030 0.030 3.80-4.50 4.70-5.20 V 1.70-2.10; W 5.90-6.70 ASTM A 600-92a (1999) M3 Cl 1 T11313 1.00-1.10 0.15-0.40 0.20-0.45 0.03 0.03 3.75-4.50 4.75-6.50 V 2.25-2.75; W 5.00-6.75; Ni+Cu 0.75 SAE J438-1970 M3 T11313 1.00-1.25 0.20-0.40 0.20-0.40 3.75-4.50 4.75-6.25 V 2.25-3.25; W 5.50-6.75 JIS G 4403:2000 SKH52 1.00-1.10 0.40 0.40 0.030 0.030 3.80-4.50 0.25 4.80-6.20 V 2.30-2.80; W 5.50-6.70; Cu 0.25 ISO 4957:1999 HS6-6-2 1.00-1.10 0.40 0.45 0.030 0.030 3.80-4.50 5.50-6.50 V 2.30-2.60; W 5.90-6.70 ASTM A 600-92a (1999) M3 Cl 2 T11323 1.15-1.25 0.15-0.40 0.20-0.45 0.03 0.03 3.75-4.50 4.75-6.50 V 2.75-3.25; W 5.00-6.75; Ni+Cu 0.75 JIS G 4403:2000 SKH53 1.10-1.25 0.40 0.40 0.030 0.030 3.80-4.50 0.25 4.60-5.30 V 2.80-3.30; W 5.70-6.70; Cu 0.25 ISO 4957:1999 HS6-5-3 1.15-1.25 0.40 0.45 0.030 0.030 3.80-4.50 4.70-5.20 V 2.70-3.20; W 5.90-6.70 ASTM A 600-92a (1999) M4 T11304 1.25-1.40 0.15-0.40 0.20-0.45 0.03 0.03 3.75-4.75 4.25-5.50 V 3.75-4.50; W 5.25-6.50; Ni+Cu 0.75 SAE J438-1970 M4 T11304 1.25-1.40 0.20-0.40 0.20-0.40 4.00 4.75 4.50-5.50 V 3.90-4.50; W 5.25-6.50 JIS G 4403:2000 SKH54 1.25-1.40 0.40 0.40 0.030 0.030 3.80-4.50 0.25 4.50-5.50 V 3.90-4.50; W 5.30-6.50; Cu 0.25 ISO 4957:1999 HS6-5-4 1.25-1.40 0.40 0.45 0.030 0.030 3.80-4.50 4.20-5.00 V 3.70-4.20; W 5.20-6.00 ASTM A 600-92a (1999) M7 T11307 0.97-1.05 0.15-0.40 0.20-0.55 0.03 0.03 3.50-4.00 8.20-9.20 V 1.75-2.25; W 1.40-2.10; Ni+Cu 0.75 JIS G 4403:2000 SKH58 0.95-1.05 0.40 0.50 0.030 0.030 3.50-4.50 0.25 8.20-9.20 V1.70-2.20; W 1.50-2.10; Cu 0.25 ISO 4957:1999 HS2-9-2 0.95-1.05 0.40 0.70 0.030 0.030 3.50-4.50 8.20-9.20 V 1.70-2.20; W 1.50-210 ASTM A 600-92a (1999) M36 T11336 0.80-0.90 0.15-0.40 0.20-0.45 0.03 0.03 3.75-4.50 4.50-5.50 V 1.75-2.25; W 5.50-6.50; Co 7.75-8.75; Ni+Cu 0.75 JIS G 4403:2000 SKH56 0.85-0.95 0.40 0.40 0.030 0.030 3.80-4.50 0.25 4.60-5.30 V 1.70-2.20; W 5.70-6.70; Co 7.00-9.00; Cu 0.25 ASTM A 600-92a (1999) M42 T11342 1.05-1.15 0.15-0.40 0.15-0.65 0.03 0.03 3.50-4.25 9.00-10.00 V 0.95-1.35; W 1.15-1.85; Co 7.75-8.75; Ni+Cu 0.75 JIS G 4403:2000 SKH59 1.00-1.15 0.40 0.25 0.030 0.030 3.50-4.50 9.00-10.00 V 0.90-1.40; W 1.20-1.90; Cu 0.25 ISO 4957:1999 HS2-9-1-8 1.05-1.15 0.70 0.45 0.030 0.030 3.50-4.50 9.00-10.0 V 0.90-1.30; W 1.20-1.90; Co 7.50-8.50 JIS G 4403:2000 SKH55 0.85-0.95 0.40 0.40 0.030 0.030 3.80-4.50 0.25 4.60-5.30 V 1.70-2.20; W 5.70-6.70; Co 4.50-5.50; Cu 0.25 ISO 4957:1999 HS6-5-2-5 0.87-0.95 0.40 0.45 0.030 0.030 3.80-4.50 4.70-5.20 V 1.70-2.10; W 5.90-6.70; Co 4.50-5.00 JIS G 4403:2000 SKH57 1.20-1.35 0.40 0.40 0.030 0.030 3.80-4.50 0.25 3.00-4.00 V 3.00-3.70; W 9.00-11.00; Co 9.00-11.00; Cu 0.25 ISO 4957:1999 HS10-4-3-10 1.20-1.35 0.40 0.45 0.030 0.030 3.80-4.50 3.20-3.90 V 3.00-3.50; W 9.00-10.00; Co 9.50-10.50 Chapter 9 Steels for Special Use 433 Handbook of Comparative World Steel Standards 9.3 Tool Steels 9.3.3 Chemical Composition of Cold Work Tool Steels Weight, %, max, Unless Otherwise Specified Standard Designation Grade, Class, Type, Symbol or Name Steel Number UNS Number C Mn Si P S Cr Ni Mo Others ASTM A 681-94 (1999) A2 T30102 0.95-1.05 0.40-1.00 0.10-0.50 0.030 0.030 4.75-5.50 0.90-1.40 V 0.15-0.50; Ni+Cu 0.75 SAE J438-1970 A2 T30102 0.95-1.05 0.45-0.75 0.20-0.40 4.75-5.50 0.90-1.40 V 0.40 JIS G 4404:2000 SKD 12 0.95-1.05 0.60-0.90 0.40 0.030 0.030 4.50-5.50 0.50 0.80-1.20 V 0.20-0.50; Cu 0.25 ISO 4957:1999 X100CrMoV5 0.95-1.05 0.40-0.80 0.10-0.40 0.030 0.030 4.80-5.50 0.90-1.20 V 0.15-0.35 ASTM A 681-94 (1999) D2 T30402 1.40-1.60 0.10-0.60 0.10-0.60 0.030 0.030 11.00-13.00 0.70-1.20 V 0.50-1.10; Ni+Cu 0.75 SAE J438-1970 D2 T30402 1.40-1.60 0.30-0.50 0.10-0.60 11.00-13.00 0.70-1.20 V 0.80; Co 0.60 JIS G 4404:2000 SKD 11 1.40-1.60 0.60 0.40 0.030 0.030 11.00-13.00 0.50 0.80-1.20 V 0.20-0.50; Cu 0.25 ASTM A 681-94 (1999) D3 T30403 2.00-2.35 0.10-0.60 0.10-0.60 0.030 0.030 11.00-13.50 V 1.00; W 1.00; Ni+Cu 0.75 SAE J438-1970 D3 T30403 2.00-2.35 0.24-0.45 0.25-0.45 11.00-13.00 0.80 V 0.80; W 0.75 JIS G 4404:2000 SKD 1 1.80-2.40 0.60 0.40 0.030 0.030 12.00-15.00 Cu 0.25 ISO 4957:1999 X210Cr12 1.90-2.20 0.20-0.60 0.10-0.60 0.030 0.030 11.00-13.00 Chapter 9 Steels for Special Use 434 Handbook of Comparative World Steel Standards 9.3 Tool Steels 9.3.4 Chemical Composition of Hot Work Tool Steels Weight, %, max, Unless Otherwise Specified Standard Designation Grade, Class, Type, Symbol or Name Steel Number UNS Number C Mn Si P S Cr Ni Mo Others ASTM A 681-94 (1999) H10 T20810 0.35-0.45 0.20-0.70 0.80-1.25 0.030 0.030 3.00-3.75 2.00-3.00 V 0.25-0.75; Ni+Cu 0.75 JIS G 4404:2000 SKD 7 0.28-0.38 0.60 0.50 0.030 0.030 2.50-3.50 0.25 2.50-3.00 V 0.40-0.70; Cu 0.25 ISO 4957:1999 32CrMoV12-28 0.28-0.35 0.15-0.45 0.10-0.40 0.030 0.020 2.70-3.20 2.50-3.00 V 0.40-0.70 ASTM A 681-94 (1999) H11 T20811 0.33-0.43 0.20-0.60 0.80-1.25 0.030 0.030 4.75-5.50 1.10-1.60 V 0.30-0.60; Ni+Cu 0.75 SAE J438-1970 H11 T20811 0.30-0.40 0.20-0.40 0.80-1.20 4.75-5.50 1.25-1.75 V 0.30-0.50 JIS G 4404:2000 SKD 6 0.32-0.42 0.50 0.80-1.20 0.030 0.030 4.50-5.50 0.25 1.00-1.50 V 0.30-0.50; Cu 0.25 ISO 4957:1999 X37CrMoV5-1 0.33-0.41 0.25-0.50 0.80-1.20 0.030 0.020 4.80-5.50 1.10-1.50 V 0.30-0.50 ASTM A 681-94 (1999) H12 T20812 0.30-0.40 0.20-0.60 0.80-1.25 0.030 0.030 4.75-5.50 1.25-1.75 V 0.20-0.50; W 1.00-1.70; Ni+Cu 0.75 SAE J438-1970 H12 T20812 0.30-0.40 0.20-0.40 0.80-1.20 4.75-5.50 1.25-1.75 V 0.10-0.50; W 1.00-1.70 JIS G 4404:2000 SKD 62 0.32-0.42 0.50 0.80-1.20 0.030 0.030 4.50-5.50 0.25 1.00-1.50 V 0.20-0.60; W 1.00-1.50; Cu 0.25 ISO 4957:1999 X35CrWMoV5 0.32-0.40 0.20-0.50 0.80-1.20 0.030 0.020 4.75-5.50 1.25-1.60 V 0.20-0.50; W 1.10-1.60 ASTM A 681-94 (1999) H13 T20813 0.32-0.45 0.20-0.60 0.80-1.25 0.030 0.030 4.75 5.50 1.10-1.75 V 0.80-1.20; Ni+Cu 0.75 SAE J438-1970 H13 T20813 0.30-0.40 0.20-0.40 0.80-1.20 4.75 5.50 1.25-1.75 V 0.80-1.20 JIS G 4404:2000 SKD 61 0.32-0.42 0.50 0.80-1.20 0.030 0.030 4.50-5.50 0.25 1.00-1.50 V 0.80-1.20; Cu 0.25 ISO 4957:1999 X40CrMoV5-1 0.35-0.42 0.25-0.50 0.80-1.20 0.030 0.020 4.80-5.50 1.20-1.50 V 0.85-1.15 ASTM A 681-94 (1999) H19 T20819 0.32-0.45 0.20-0.50 0.15-0.50 0.030 0.030 4.00-4.75 0.30-0.55 V 1.75-2.20; W 3.75-4.50; Co 4.00-4.50; Ni+Cu 0.75 JIS G 4404:2000 SKD 8 0.35-0.45 0.60 0.50 0.030 0.030 4.00-4.70 0.25 0.30-0.50 V 1.70-2.20; W 3.80-4.50; Co 3.80-4.50; Cu 0.25 ISO 4957:1999 38CrCoWV18-17-17 0.35-0.45 0.25-0.50 0.15-0.50 0.030 0.020 4.00-4.70 0.30-0.50 V 1.70-2.10; W 3.80-4.50; Co 4.00-4.50 ASTM A 681-94 (1999) H21 T20821 0.26-0.36 0.15-0.40 0.15-0.50 0.030 0.030 3.00-3.75 V 0.30-0.60; W 8.50-10.00; Ni+Cu 0.75 SAE J438-1970 H21 T20821 0.30-0.40 0.20-0.40 0.15-0.30 3.00-3.75 V 0.30-0.50; W 8.75-10.00 JIS G 4404:2000 SKD 5 0.25-0.35 0.60 0.40 0.030 0.030 2.00-3.00 0.25 V 0.30-0.50; W 9.00-10.00; Cu 0.25 ISO 4957:1999 X30WCrV9-3 0.25-0.35 0.15-0.45 0.10-0.40 0.030 0.020 2.50-3.20 V 0.30-0.50; W 8.50-9.50 JIS G 4404:2000 SKT 4 0.50-0.60 0.60-1.00 0.35 0.030 0.030 0.70-1.00 1.30-2.00 0.20-0.50 V 0.20; Cu 0.25 ISO 4957:1999 55NiCrMoV7 0.50-0.60 0.60-0.90 0.10-0.40 0.030 0.030 0.80-1.20 1.50-1.80 0.35-0.55 V 0.05-0.15 9.3.5 Chemical Composition of Special Purpose Tool Steels Weight, %, max, Unless Otherwise Specified Standard Designation Grade, Class, Type, Symbol or Name Steel Number UNS Number C Mn Si P S Cr Ni Mo Others ASTM A 681-94 (1999) L6 T61206 0.65-0.75 0.25-0.80 0.10-0.50 0.030 0.030 0.60-1.20 1.25-2.00 0.50 SAE J438-1970 L6 T61206 0.65-0.75 0.55-0.85 0.20-0.40 0.65-0.85 1.25-1.75 0.25 V 0.25 JIS G 4404:2000 SKS 51 0.75-0.85 0.50 0.35 0.030 0.030 0.20-0.50 1.30-2.00 Cu 0.25 ASTM A 681-94 (1999) F2 T60602 1.20-1.40 0.10-0.50 0.10-0.50 0.030 0.030 0.20-0.40 W 3.00-4.50; Ni+Cu 0.75 JIS G 4404:2000 SKS 11 1.20-1.30 0.50 0.35 0.030 0.030 0.20-0.50 0.25 W 3.00-4.00; V 0.10-0.30; Cu 0.25 Chapter 9 Steels for Special Use 435 Handbook of Comparative World Steel Standards 9.4 Bearing Steels 9.4.1 Chemical Composition of Bearing Steels Weight, %, max, Unless Otherwise Specified Standard Designation Grade, Class, Type, Symbol or Name Steel Number UNS Number C Mn Si P S Cr Ni Mo Others ASTM A 295-98 52100 0.93-1.05 0.25-0.45 0.15-0.35 0.025 0.015 1.35-1.60 0.25 0.10 Cu 0.30; Al 0.050; O 0.0015 JIS G 4805:1999 SUJ 2 0.95-1.10 0.50 0.15-0.35 0.025 0.025 1.30-1.60 0.25 0.08 Cu 0.25 ISO 683-17:1999 B1, 100Cr6 0.93-1.05 0.25-0.45 0.15-0.35 0.025 0.015 1.35-1.60 0.10 Cu 0.30; Al 0.050; O 0.0015 1 K19667 0.90-1.05 0.90-1.20 0.45-0.75 0.025 0.015 0.90-1.20 0.25 0.10 Cu 0.30; Al 0.050; O 0.0015; Ti 0.0050 ASTM A 485-03 B2, 100CrMnSi4-4 0.93-1.05 0.90-1.20 0.45-0.75 0.025 0.015 0.90-1.20 0.10 Cu 0.30; Al 0.050; O 0.0015 JIS G 4805:1999 SUJ 3 0.95-1.10 0.90-1.15 0.40-0.70 0.025 0.025 0.90-1.20 0.25 0.08 Cu 0.25 ISO 683-17:1999 B2, 100CrMnSi4-4 0.93-1.05 0.90-1.20 0.45-0.75 0.025 0.015 0.90-1.20 0.10 Cu 0.30; Al 0.050; O 0.0015 ASTM A 485-03 B3, 100CrMnSi6-4 0.93-1.05 1.00-1.20 0.45-0.75 0.025 0.015 1.40-1.65 0.10 Cu 0.30; Al 0.050; O 0.0015 ISO 683-17:1999 B3, 100CrMnSi6-4 0.93-1.05 1.00-1.20 0.45-0.75 0.025 0.015 1.40-1.65 0.10 Cu 0.30; Al 0.050; O 0.0015 ASTM A 485-03 B4, 100CrMnSi6-6 0.93-1.05 1.40-1.70 0.45-0.75 0.025 0.015 1.40-1.65 0.10 Cu 0.30; Al 0.050; O 0.0015 ISO 683-17:1999 B4, 100CrMnSi6-6 0.93-1.05 1.40-1.70 0.45-0.75 0.025 0.015 1.40-1.65 0.10 Cu 0.30; Al 0.050; O 0.0015 ASTM A 485-03 B5, 100CrMo7 0.93-1.05 0.25-0.45 0.15-0.35 0.025 0.015 1.65-1.95 0.15-0.30 Cu 0.30; Al 0.050; O 0.0015 ISO 683-17:1999 B5, 100CrMo7 0.93-1.05 0.25-0.45 0.15-0.35 0.025 0.015 1.65-1.95 0.15-0.30 Cu 0.30; Al 0.050; O 0.0015 ASTM A 485-03 B6, 100CrMo7-3 0.93-1.05 0.60-0.80 0.15-0.35 0.025 0.015 1.65-1.95 0.20-0.35 Cu 0.30; Al 0.050; O 0.0015 ISO 683-17:1999 B6, 100CrMo7-3 0.93-1.05 0.60-0.80 0.15-0.35 0.025 0.015 1.65-1.95 0.20-0.35 Cu 0.30; Al 0.050; O 0.0015 ASTM A 485-03 B7, 100CrMo7-4 0.93-1.05 0.60-0.80 0.15-0.35 0.025 0.015 1.65-1.95 0.40-0.50 Cu 0.30; Al 0.050; O 0.0015 ISO 683-17:1999 B7, 100CrMo7-4 0.93-1.05 0.60-0.80 0.15-0.35 0.025 0.015 1.65-1.95 0.40-0.50 Cu 0.30; Al 0.050; O 0.0015 ASTM A 485-03 B8, 100CrMnMoSi8-4-6 0.93-1.05 0.80-1.10 0.40-0.60 0.025 0.015 1.80-2.05 0.50-0.60 Cu 0.30; Al 0.050; O 0.0015 ISO 683-17:1999 B8, 100CrMnMoSi8-4-6 0.93-1.05 0.80-1.10 0.40-0.60 0.025 0.015 1.80-2.05 0.50-0.60 Cu 0.30; Al 0.050; O 0.0015 Chapter 9 Steels for Special Use 436 Handbook of Comparative World Steel Standards 9.5 Non-Comparable Free-Machining Steels ASTM A 29/A 29M-03 – General Requirements for Steel Bars, Carbon and Alloy, Hot-Wrought and Cold-Finished Grade 1108 1116 1119 1132 1145 1211 UNS Number G11080 G11160 G11190 G11320 G11450 G12110 ASTM A 576-90b (2000) – Standard Specification for Steel Bars, Carbon, Hot-Wrought, Special Quality Grade 1116 1119 1132 1145 1211 UNS Number G11160 G11190 G11320 G11450 G12110 ASTM A 895-89 (2000) – Free-Machining Stainless Steel Plate, Sheet, and Strip Grade UNS Number S30323 S41623 S42020 S42023 S43020 S43023 SAE J403-NOV01 – Chemical Compositions of SAE Carbon Steels SAE Number 1126 1132 UNS Number G11260 G11320 EN 10087:1998 – Free Cutting Steels - Technical Delivery Conditions for Semi-Finished Products, Hot-Rolled Bars and Rods Steel Name 35SPb20 Steel Number 1.0756 EN 10277-3:1999 – Bright Steel Products - Technical Delivery Conditions - Part 3: Free-Cutting Steels Steel Name 35SPb20 Steel Number 1.0756 Chapter 9 Steels for Special Use 437 Handbook of Comparative World Steel Standards 9.6 Non-Comparable Spring Steels ASTM A 313/A 313M-03 Standard Specification for Stainless Steel Spring Wire Grade XM-28 305 321 347 XM-16 UNS Number S24100 S30500 S32100 S34700 S45500 S20430 ASTM A 682/A 682M-02 – General Requirements For Steel, Strip, High-Carbon, Cold-Rolled Grade 1030 1035 1045 1080 UNS Number G10300 G10350 G10450 G1080 JIS G 4313:1996 – Cold Rolled Stainless Steel Strip for Springs Grade Designation SUS 632J1-CSP EN 10089:2002 Hot Rolled Steels for Quenched and Tempered Springs – Technical Delivery Conditions Steel Name 56SiCr7 61SiCr7 45SiCrV6-2 60SiCrV7 46SiCrMo6 50SicrMo6 52SiCrNi5 52crMoV4 Steel Number 1.7106 1.7108 1.8151 1.8153 1.8062 1.8063 1.7117 1.7701 EN 10132-4:2000 – Cold Rolled Narrow Steel Strip for Heat Treatment - Technical Delivery Conditions - Part 4: Spring Steels and Other Applications Steel Name 48Si7 56Si7 75Ni8 80CrV2 102Cr6 125Cr2 C125S Steel Number 1.5021 1.5026 1.5634 1.2235 1.2067 1.2002 1.1224 EN 10151:2002 Stainless Steel Strip for Springs – Technical Delivery Conditions Steel Name X6Cr17 X20Cr13 X11CrNiMnN19-8-6 X12CrMnNiN17-7-5 Steel Number 1.4016 1.4021 1.4369 1.4372 EN 10270-3:2001 Steel Wire for Mechanical Springs – Part 3: Stainless Spring Steel Wire Steel Name X5CrNiMo17-12-2 X7CrNiAl17-7 Steel Number 1.4401 1.4568 ISO 683-14:1992 – Heat-Treatable Steels, Alloy Steels and Free-Cutting Steels - Part 14: Hot-Rolled Steels for Quenched and Tempered Springs Steel Name 56 SiCr 7 61 SiCr 7 60 CrMo 3 1 52 CrMoV 4 Chapter 9 Steels for Special Use 438 Handbook of Comparative World Steel Standards 9.7 Non-Comparable Tool Steels ASTM A 600-92a (1999) – Tool Steel High Speed Type T2 T6 T8 M1 M6 M10 M30 M33 M34 M41 M43 M44 UNS Number T12002 T12006 T12008 T11301 T11306 T11310 T11330 T11333 T11334 T11341 T11343 T11344 Type M46 M47 M48 M62 M50 M52 UNS Number T11346 T11347 T11350 T11352 ASTM A 681-94 (1999) – Tool Steels Alloy Type H14 H22 H23 H24 H25 H26 H41 H42 H43 A3 A4 A5 UNS Number T20814 T20822 T20823 T20824 T20825 T20826 T20841 T20842 T20843 T30103 T30104 T30105 Type A6 A7 A8 A9 A10 D4 D5 D7 O1 O2 O6 O7 UNS Number T30106 T30107 T30108 T30109 T30110 T30404 T30405 T30407 T31501 T31502 T31506 T31507 Type S1 S2 S4 S5 S6 S7 L2 L3 F1 P2 P3 P4 UNS Number T41901 T41902 T41904 T41905 T41906 T41907 T61202 T61203 T60601 T51602 T51603 T51604 Type P5 P6 P20 P21 UNS Number T51605 T51606 T51620 T51621 ASTM A 686-92 (1999) – Tool Steel, Carbon Type W1-C W2-C W5 UNS Number T72301 T72302 T72305 SAE J438-1970 – Tool and Die Steels SAE Designation W209 W210 W310 S1 S2 S5 O1 O2 O6 D5 D7 T2 UNS Number T72302 T72302 T41901 T41902 T41905 T31501 T31502 T31506 T30405 T30407 T12002 SAE Designation T8 M1 L7 UNS Number T12008 T11301 JIS G 4401:2000 – Carbon Tool Steels Grade SK140 SK90 SK80 SK70 SK60 JIS G 4403:2000 – High Speed Tool Steels Grade SKH40 SKH50 JIS G 4404:2000 – Alloy Tool Steels Grade SKS 2 SKS 21 SKS 5 SKS 7 SKS 8 SKS 81 SKS 4 SKS 41 SKS 3 SKS 31 SKS 93 SKS 94 Grade SKS 95 SKD 4 SKD 2 SKD 10 SKT 3 SKT 6 ISO 4957:1999 – Tool Steels Steel Name 50WCrV8 60WCrV8 102Cr6 21MnCr5 70MnMoCr8 90MnCrV8 95MnWCr5 X153CrMoV12 X210CrW12 35CrMo7 40CrMnNiMo8-6-4 Steel Name 45NiCrMo16 X40Cr14 X38CrMo16 X38CrMoV5-3 50CrMoV13-15 HS0-4-1 HS1-4-2 HS1-8-1 HS3-3-2 HS6-5-2C HS6-5-3C Steel Name HS6-5-3-8 C45U [...]... Specification for Steel, Sheet and Strip, Heavy-Thickness Coils, Alloy, Drawing Steel and Structural Steel, Hot-Rolled Handbook of Comparative World Steel Standards Appendix 2 ASTM DISCONTINUED FERROUS METAL STANDARDS Handbook of Comparative World Steel Standards 458 ASTM Discontinued Ferrous Metal Standards Discontinued A 4 (1965) A 5 (1979) A 7 (1967) A 8 (1963) A 9 (1940) A 10 (1970) A 11 (1930) A 12 (1934)... 20NiCrMo7 18CrNiMo7-6 18NiCrMo14-6 B61 B62 B63 - - - - - - 13MoCrNi42-16-14 X82WMoCrV6-5-4 X75WCrV18-4-1 - - - - - - Handbook of Comparative World Steel Standards Appendix 1 ASTM FERROUS METAL STANDARDS Handbook of Comparative World Steel Standards 442 ASTM Ferrous Metal Standards Designation ASTM A 1-00 ASTM A 2-02 ASTM A 3-01 ASTM A 6/A 6M-03c ASTM A 20/A 20M-02 ASTM A 27/A 27M-03 ASTM A 29/A... Specification for Steel Castings, Carbon, Low Alloy, and Stainless Steel, Heavy-Walled for Steam Turbines Standard Specification for Electric-Fusion-Welded Austenitic Chromium-Nickel Alloy Steel Pipe for High-Temperature Service Standard Specification for Zinc-Coated (Galvanized) Steel Overhead Ground Wire Strand Standard Test Methods of Chill Testing of Cast Iron Handbook of Comparative World Steel Standards. .. Bolting Materials, with Expansion Coefficients Comparable to Austenitic Stainless Steels Standard Specification for Pressure Vessel Plates, Carbon Steel, High-Strength Manganese Standard Specification for Magnetic Particle Examination of Large Crankshaft Forgings Handbook of Comparative World Steel Standards 446 ASTM Ferrous Metal Standards Designation ASTM A 459-97 (2003) ASTM A 460-94 (1999) ASTM A 463/A... Alloy Steel Mechanical Tubing Standard Specification for High-Yield-Strength, Quenched and Tempered Alloy Steel Plate, Suitable for Welding Standard Specification for Pressure Vessel Plates, Carbon Steel, for Intermediate- and HigherTemperature Service Standard Specification for Pressure Vessel Plates, Carbon Steel, for Moderate- and LowerTemperature Service Handbook of Comparative World Steel Standards. .. Standard Specification for Carbon and Alloy Steel Forgings for Magnetic Retaining Rings for Turbine Generators Standard Specification for Alloy Steel Forgings for Nonmagnetic Retaining Rings for Generators Standard Specification for Carbon and Alloy Steel Forgings for Rings for Reduction Gears Handbook of Comparative World Steel Standards 444 ASTM Ferrous Metal Standards Designation ASTM A 291-03 ASTM... Stainless Steel Bars Standard Specification for Zinc-Coated Parallel and Helical Steel Wire Structural Strand and ZincCoated Wire for Spun-In-Place Structural Strand Standard Specification for Electric-Resistance-Welded Low-Carbon Steel Pipe for the Chemical Industry Handbook of Comparative World Steel Standards 448 ASTM Ferrous Metal Standards Designation ASTM A 588/A 588M-03 ASTM A 589-96 (2001) ASTM A 591/A... Process Standard Specification for Flat-Rolled, Grain-Oriented, Silicon-Iron, Electrical Steel, Fully Processed Types Standard Specification for Steel Wire, Chromium-Silicon Alloy Valve Spring Quality Standard Specification for Steel Wire, Modified Chromium Vanadium Valve Spring Quality Handbook of Comparative World Steel Standards Appendix 1 Designation ASTM A 879-00 ASTM A 880-95 ASTM A 881/A 881M-02 ASTM... for Corrugated Steel Box Culverts Standard Specification for Steel Forgings, Austenitic, for Pressure and High Temperature Parts Standard Test Method for Magnetic Particle Examination of Steel Forgings Using Alternating Current Standard Specification for Chemical Passivation Treatments for Stainless Steel Parts Standard Specification for Chromium, Chromium-Nickel, and Silicon Alloy Steel Bars and Shapes... Higher-Strength Martensitic Stainless Steel Plate, Sheet, and Strip Standard Specification for Steel, Sheet and Strip, Hot-Rolled, Carbon, Structural, High-Strength LowAlloy and High-Strength Low-Alloy with Improved Formability Handbook of Comparative World Steel Standards 456 ASTM Ferrous Metal Standards Designation ASTM A 1 012- 02 ASTM A 1013-00 ASTM A 1014-03 ASTM A 1015-01 ASTM A 1016/A 1016M-02a ASTM A 1017/A . Handbook of Comparative World Steel Standards Appendix 1 ASTM FERROUS METAL STANDARDS 442 ASTM Ferrous Metal Standards Appendix 1 Handbook of Comparative World Steel Standards. Chapter 9 Steels for Special Use 432 Handbook of Comparative World Steel Standards 9.3 Tool Steels 9.3.2 Chemical Composition of High Speed Tool Steels 9.3.2.2 Chemical Composition of Molybdenum. Chapter 9 Steels for Special Use 431 Handbook of Comparative World Steel Standards 9.3 Tool Steels 9.3.2 Chemical Composition of High Speed Tool Steels 9.3.2.1 Chemical Composition of Tungsten