42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel vs ASTM SAE AISI 1045 Carbon Steel Heat Treatment, Chemical Composition, Properties
요약
42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel and ASTM SAE AISI 1045 Carbon Steel Heat Treatment, Chemical Composition, Properties are both steel alloys commonly used in engineering applications.
Key Differences
- ◆ {'alloy_a': 'N/A', 'alloy_b': '565 MPa', 'property': 'Tensile Strength'}
- ◆ {'alloy_a': 'N/A', 'alloy_b': '3.1E+2 MPa', 'property': 'Yield Strength'}
- ◆ {'alloy_a': 'N/A', 'alloy_b': '163 HB', 'property': 'Hardness (Brinell)'}
- ◆ {'alloy_a': 'N/A', 'alloy_b': 'N/A', 'property': 'Density'}
- ◆ {'alloy_a': 'N/A', 'alloy_b': 'N/A', 'property': 'Melting Point'}
- ◆ {'alloy_a': '5/10', 'alloy_b': '6/10', 'property': 'Strength Rating'}
- ◆ {'alloy_a': '3/10', 'alloy_b': '3/10', 'property': 'Corrosion Rating'}
- ◆ {'alloy_a': '9/10', 'alloy_b': '9/10', 'property': 'Cost Rating'}
- ◆ {'alloy_a': '6/10', 'alloy_b': '6/10', 'property': 'Machinability Rating'}
- ◆ {'alloy_a': '7/10', 'alloy_b': '7/10', 'property': 'Temperature Rating'}
- ◆ {'alloy_a': '5/10', 'alloy_b': '5/10', 'property': 'Weight Rating'}
평가 비교
강도
42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel
5/10
ASTM SAE AISI 1045 Carbon Steel Heat Treatment, Chemical Composition, Properties
6/10
내식성
42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel
3/10
ASTM SAE AISI 1045 Carbon Steel Heat Treatment, Chemical Composition, Properties
3/10
경량
42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel
5/10
ASTM SAE AISI 1045 Carbon Steel Heat Treatment, Chemical Composition, Properties
5/10
피삭성
42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel
6/10
ASTM SAE AISI 1045 Carbon Steel Heat Treatment, Chemical Composition, Properties
6/10
비용 효율성
42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel
9/10
ASTM SAE AISI 1045 Carbon Steel Heat Treatment, Chemical Composition, Properties
9/10
내열성
42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel
7/10
ASTM SAE AISI 1045 Carbon Steel Heat Treatment, Chemical Composition, Properties
7/10
특성 비교
| Property | 42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel | ASTM SAE AISI 1045 Carbon Steel Heat Treatment, Chemical Composition, Properties |
|---|---|---|
| 기본 금속 | Steel | Steel |
| 인장 강도 | — | 565.0 MPa |
| 항복 강도 | — | 310.0 MPa |
| 연신율 | — | 16.0 % |
| 경도 (브리넬) | — | 163.0 HB |
| 탄성 계수 | — | — |
| 밀도 | — | — |
| 용융점 | — | — |
| 열전도율 | — | — |
| 용접 가능 | — | — |
| 열처리 가능 | — | — |
| 자성 | — | — |
42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel 사용 시기
Choose 42CrMo vs 4140 when your application specifically requires this steel alloy's unique combination of properties and industry certifications.
ASTM SAE AISI 1045 Carbon Steel Heat Treatment, Chemical Composition, Properties 사용 시기
Choose ASTM SAE AISI when you need superior strength.
Frequently Asked Questions
Which is stronger, 42CrMo or 1045?
Based on overall strength ratings, 1045 is stronger. 42CrMo scores 5/10 and 1045 scores 6/10 on the strength scale. Check specific tensile and yield values for your load case.
Does 42CrMo or 1045 have better corrosion resistance?
Both alloys share the same corrosion resistance rating of 3/10.
Is 42CrMo or 1045 easier to weld?
Weldability data is not available for both alloys. In terms of machinability, 42CrMo scores 6/10 and 1045 scores 6/10.
Which is more cost-effective, 42CrMo or 1045?
Both alloys are similarly priced with a cost rating of 9/10.
Can I use 42CrMo instead of 1045 for structural applications?
42CrMo has a strength rating of 5/10 versus 6/10 for 1045. Always validate substitution against your specific design codes and operating conditions.