42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel vs AISI SAE 8620 Steel Properties, Chemical Composition, Equivalent, Heat Treatment
Resumo
42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel and AISI SAE 8620 Steel Properties, Chemical Composition, Equivalent, Heat Treatment are both steel alloys commonly used in engineering applications.
Key Differences
- ◆ {'alloy_a': 'N/A', 'alloy_b': '633 MPa', 'property': 'Tensile Strength'}
- ◆ {'alloy_a': 'N/A', 'alloy_b': '357 MPa', 'property': 'Yield Strength'}
- ◆ {'alloy_a': 'N/A', 'alloy_b': '183 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'}
Comparação de classificações
Resistência
42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel
5/10
AISI SAE 8620 Steel Properties, Chemical Composition, Equivalent, Heat Treatment
6/10
Resistência à corrosão
42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel
3/10
AISI SAE 8620 Steel Properties, Chemical Composition, Equivalent, Heat Treatment
3/10
Leve
42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel
5/10
AISI SAE 8620 Steel Properties, Chemical Composition, Equivalent, Heat Treatment
5/10
Maquinabilidade
42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel
6/10
AISI SAE 8620 Steel Properties, Chemical Composition, Equivalent, Heat Treatment
6/10
Eficiência de custos
42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel
9/10
AISI SAE 8620 Steel Properties, Chemical Composition, Equivalent, Heat Treatment
9/10
Resistência à temperatura
42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel
7/10
AISI SAE 8620 Steel Properties, Chemical Composition, Equivalent, Heat Treatment
7/10
Comparação de propriedades
| Property | 42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel | AISI SAE 8620 Steel Properties, Chemical Composition, Equivalent, Heat Treatment |
|---|---|---|
| Metal base | Steel | Steel |
| Resistência à tração | — | 633.0 MPa |
| Limite de elasticidade | — | 357.0 MPa |
| Alongamento | — | 26.3 % |
| Dureza (Brinell) | — | 183.0 HB |
| Módulo elástico | — | — |
| Densidade | — | — |
| Ponto de fusão | — | — |
| Condutividade térmica | — | — |
| Soldável | — | — |
| Tratável termicamente | — | — |
| Magnético | — | — |
Quando usar 42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel
Choose 42CrMo vs 4140 when your application specifically requires this steel alloy's unique combination of properties and industry certifications.
Quando usar AISI SAE 8620 Steel Properties, Chemical Composition, Equivalent, Heat Treatment
Choose AISI SAE 8620 when you need superior strength.
Frequently Asked Questions
Which is stronger, 42CrMo or 8620?
Based on overall strength ratings, 8620 is stronger. 42CrMo scores 5/10 and 8620 scores 6/10 on the strength scale. Check specific tensile and yield values for your load case.
Does 42CrMo or 8620 have better corrosion resistance?
Both alloys share the same corrosion resistance rating of 3/10.
Is 42CrMo or 8620 easier to weld?
Weldability data is not available for both alloys. In terms of machinability, 42CrMo scores 6/10 and 8620 scores 6/10.
Which is more cost-effective, 42CrMo or 8620?
Both alloys are similarly priced with a cost rating of 9/10.
Can I use 42CrMo instead of 8620 for structural applications?
42CrMo has a strength rating of 5/10 versus 6/10 for 8620. Always validate substitution against your specific design codes and operating conditions.