AISI 4130 steel is a medium carbon, low alloy steel in ASTM A29 standard. ASTM 4140 steel is also commonly referred to as a chromoly steel, or chrome moly steel.
AISI 4340 Steel | 36CrNiMo4 | 1.6511 | EN24 | 817M40 | SNCM439
Jeremy He2023-11-07T15:24:39+08:00AISI 4340 steel is a medium carbon, low alloy steel. There are some equivalents of 4340 steel, such as: 817M40/EN24 and 1.6511/36CrNiMo4 or Japan based SNCM439 steel.
EN DIN 34CrNiMo6 | 1.6582 | 4337 Engineering Steel
Jeremy He2023-11-07T15:24:53+08:00EN 34CrNiMo6 Steel is an important alloy engineering steel grade as per BS EN 10083-3:2006. 34CrNim06 steel has high strength, high toughness and good hardenability.
BS EN 42CrMo4 | 1.7225 Alloy Engineering Steel
Jeremy He2023-11-07T15:25:48+08:00BS EN 42CrMo4 Alloy Steel is a common chromium-molybdenum steel that usually used after quenched and tempered, with high intensity, high hardenability. 42CrMo4 Alloy Steel is widely used in engineering steel.
AISI 4140 Steel Bar | 1.7225 | 42CrMo4 | SCM440
Jeremy He2024-02-28T16:47:07+08:00AISI 4140 steel is a chromium molybdenum alloy steel which is widely used as tool steel in industry. where greater toughness and wear resistance is needed over lower carbon grades.