42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel vs Q345 Steel: Q345A Q345B Q345C Q345D Q345E Equivalent & Properties
Сводка
42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel and Q345 Steel: Q345A Q345B Q345C Q345D Q345E Equivalent & Properties are both steel alloys commonly used in engineering applications.
Key Differences
- ◆ {'alloy_a': 'N/A', 'alloy_b': 'N/A', 'property': 'Tensile Strength'}
- ◆ {'alloy_a': 'N/A', 'alloy_b': 'N/A', 'property': 'Yield Strength'}
- ◆ {'alloy_a': 'N/A', 'alloy_b': 'N/A', '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': '5/10', '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'}
Сравнение рейтингов
Прочность
42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel
5/10
Q345 Steel: Q345A Q345B Q345C Q345D Q345E Equivalent & Properties
5/10
Коррозионная стойкость
42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel
3/10
Q345 Steel: Q345A Q345B Q345C Q345D Q345E Equivalent & Properties
3/10
Лёгкий вес
42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel
5/10
Q345 Steel: Q345A Q345B Q345C Q345D Q345E Equivalent & Properties
5/10
Обрабатываемость
42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel
6/10
Q345 Steel: Q345A Q345B Q345C Q345D Q345E Equivalent & Properties
6/10
Экономическая эффективность
42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel
9/10
Q345 Steel: Q345A Q345B Q345C Q345D Q345E Equivalent & Properties
9/10
Термостойкость
42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel
7/10
Q345 Steel: Q345A Q345B Q345C Q345D Q345E Equivalent & Properties
7/10
Сравнение свойств
| Property | 42CrMo vs 4140 vs 42CrMo4 (EN 1.7225) Steel | Q345 Steel: Q345A Q345B Q345C Q345D Q345E Equivalent & Properties |
|---|---|---|
| Основной металл | Steel | Steel |
| Предел прочности на растяжение | — | — |
| Предел текучести | — | — |
| Относительное удлинение | — | — |
| Твёрдость (по Бринеллю) | — | — |
| Модуль упругости | — | — |
| Плотность | — | — |
| Температура плавления | — | — |
| Теплопроводность | — | — |
| Сваривается | — | — |
| Поддаётся термообработке | — | — |
| Магнитный | — | — |
Когда применять 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.
Когда применять Q345 Steel: Q345A Q345B Q345C Q345D Q345E Equivalent & Properties
Choose Q345 Steel: Q345A when your application specifically requires this steel alloy's unique combination of properties and industry certifications.
Frequently Asked Questions
Which is stronger, 42CrMo or Q345?
Both 42CrMo and Q345 have the same strength rating of 5/10. The best choice depends on your specific loading conditions and other requirements.
Does 42CrMo or Q345 have better corrosion resistance?
Both alloys share the same corrosion resistance rating of 3/10.
Is 42CrMo or Q345 easier to weld?
Weldability data is not available for both alloys. In terms of machinability, 42CrMo scores 6/10 and Q345 scores 6/10.
Which is more cost-effective, 42CrMo or Q345?
Both alloys are similarly priced with a cost rating of 9/10.
Can I use 42CrMo instead of Q345 for structural applications?
42CrMo has a strength rating of 5/10 versus 5/10 for Q345. Always validate substitution against your specific design codes and operating conditions.