AISI 4137H | |
![]() | |


Category | Steel |
Class | Alloy steel |
Type | H-steel |
Common Names | Chromium-molybdenum steel |
Designations |
France: AFNOR 40 CD 4 , AFNOR 42 CD 4 Germany: DIN 1.7225 Italy: UNI 38 CrMo 4 KB , UNI 40 CrMo 4 , UNI G 4O CrMo 4 Japan: JIS SCM 4 , JIS SCM 4 H Sweden: SS 2244 United Kingdom: B.S. 708 A 42 , B.S. 708 M 40 , B.S. 709 A40 United States: ASTM A304 , SAE J1268 , UNS H41370 |


Composition | |
![]() | |
Mechanical Properties | |
![]() | |