Commercial NameUNS NumberUK: BS,ENSweden: SSUSA: AISI/SAEGermany: WnrGermany: DINFrance: AFNORItaly: UNISpain: UNFJapan: JIS
Unalloyed Steels
4137-4135 / 35CD4708A3722344137-41351.722034CrMo435CD435CrMo434CrMo4SCM432;SCCRM3
4140 / 42CD4708M40224441401.722542CrMo442CD442CrMo442CrMo4SCM440(H)
4140 / 42CD4(HT)708M40224441401.722542CrMo442CD442CrMo442CrMo4SCM440(H)
4140-4142 / 42CD4TS708M4022444140-41421.722341CrMo442CD4TS41CrMo442CrMo4SCM440
4150 / 50CrMo4708A4741501.722850CrMo450CrMo4SCM445(H)
4340 / 35NCD6817M40254143401.658235CrNiMo635NCD635NiCrMo6(KB)F.1280
4419 /1503-243-430251244191.541922Mo4G20Mo5/G22Mo5SCPH11
5015 / 12C3523M1550151.701515Cr312C3SCr415(H)
5045 / 45Cr25045-50461.700646Cr242C2/46Cr245Cr2
5130 /530A3051301.703028Cr4
5132 / 32C4530A3251321.703334Cr432C434Cr4(KB)35Cr4SCr430(H)
5135 / 37Cr4530A36/530H3651351.703437Cr437Cr4/38C436CrMn4/36Cr- Mn5/38Cr4KB/38Cr- Mn4KBF.1210-38Cr4DF/ F.1201-38Cr4SCr435H
5140 / 42C4530M4051401.703541Cr442C441Cr442Cr4SCr440(H)
5155 / 55C3524A60225351551.717655Cr355C3SUP9(A)
55NCDV61.271154NiCrMoV655NCDV6
57NiCrMoV771.274457NiCrMoV77
6150 / 50CV4735A50223061501.815950CrV450CV450CrV451CrV4SUP10
6F3 / 55NCDV76F31.271456NiCrMoV755NCDV7
6F5 / 55NC106F51.271855NiCr1055NC10
75CrMoNiW671.276275CrMoNiW67
8620 / 20NCD2805M20250686201.652321NiCrMo220NCD220NiCrMo220NiCrMo2SNCM220(H)
90MCV8BO221.284290MnCrV890MCV890MnCr8KU
9310 / 16NCD13832H13/832M13/S15793101.665714NiCrMo13416NCD1315NiCrMo13F.1560-14NiCrMo13/F. 1569-14NiCrMo131
A105 / A48CPK03501A105C22-8A48CP
A106GB / TUE250BP235GHTUE250B
A182 / 12CD91501-6222218ASTMA182F221.738010CrMo91012CD9.1012CrMo910TU.H
A182 / 15CD3.51501-620Gr27ASTMA182F11-F121.733513CrMo4415CD3.5-15CD4.514CrMo4514CrMo45
A204Gr.A / 15D31501-2402912ASTMA204Gr.A1.541515Mo315D316Mo3KW16Mo3
A234WPB / AE250BAE250B
A234WPL6 / 42BTK0300642BT
A27 65.35 / E23.45MA11305A27 65.351.0443GS.45E23.45MF.221
A33Fe310-0/144915HR,HS13001.0035Fe310.0 (St33)A33Fe320A310-0/FE310-0
A333G6 / TU42BTP265GHTU42BT
A34-21.0028Ust34-2A34-2Fe330Fe/330BFUSS330
A34-2NE144934/20HR,HS,CR,CS1.0034RSt34-2A34-2NEFe330BFN
A350LF2 / A48FPK03504A48FP
A36 / E28A36E28
A515.65 / A37CP1501 1611330A515 651.0345H IA37CPF.1110
A516 / A48CPA516Gr.701.048117Mn4/ A515Gr.70/ A414Gr.FA48CPFe510-1KG;KT;KW/ Fe510-2KG;KT;KWA47RCI/RAIISG365/SGV410/ SGV450/SGV480
A516G60 / E24-2 A516G70 / E36-4P265GH P295GHE24-2 E36-4
Material Guide –Keyto Recommended Inserts Material Designation
P Unalloyed SteelsP Alloyed SteelsM Stainless SteelsM K N S H PH Stainless Aluminum & Alloys High Temp. Alloys Hard Materials Cast Irons