The following tables show 42CrMo vs 4140 vs 42CrMo4 (1.7225) steel, they are similar in chemical composition and mechanical properties and are all belong to alloy steels.
| Chemical Composition % | |||||||||
| Country | Standard | Steel Grade (Material Number) | C | Si | Mn | P | S | Cr | Mo |
| China | GB/T 3077 | 42CrMo | 0.38 to 0.45 | 0.17 to 0.37 | 0.50 to 0.80 | ≤ 0.030 | ≤ 0.030 | 0.90 to 1.20 | 0.15 to 0.25 |
| USA | SAE, AISI; ASTM A29/A29M |
SAE 4140 | 0.38 to 0.43 | 0.15 to 0.35 | 0.75 to 1.00 | ≤ 0.035 | ≤ 0.040 | 0.80 to 1.10 | 0.15 to 0.25 |
| EU | EN 10083-3 | 42CrMo4 (1.7225) | 0.38 to 0.45 | ≤ 0.40 | 0.60 to 0.90 | ≤ 0.025 | ≤ 0.035 | 0.90 to 1.20 | 0.15 to 0.30 |
| EU | EN 10083-3 | 42CrMoS4 (1.7227) | 0.38 to 0.45 | ≤ 0.40 | 0.60 to 0.90 | ≤ 0.025 | 0,020 to 0,040 | 0.90 to 1.20 | 0.15 to 0.30 |
Tags: 42crmo vs 4140, 42crmo vs 42CrMo4, EN 1.7225 Steel
