Q235 vs A36, SS400, E250, S235JR Steel, Q235A, Q235B, Q235C, Q235D vs Q345 Steel: Q345A Q345B Q345C Q345D Q345E Equivalent & Properties
摘要
Q235 vs A36, SS400, E250, S235JR Steel, Q235A, Q235B, Q235C, Q235D 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'}
评级对比
强度
Q235 vs A36, SS400, E250, S235JR Steel, Q235A, Q235B, Q235C, Q235D
5/10
Q345 Steel: Q345A Q345B Q345C Q345D Q345E Equivalent & Properties
5/10
耐腐蚀性
Q235 vs A36, SS400, E250, S235JR Steel, Q235A, Q235B, Q235C, Q235D
3/10
Q345 Steel: Q345A Q345B Q345C Q345D Q345E Equivalent & Properties
3/10
轻量化
Q235 vs A36, SS400, E250, S235JR Steel, Q235A, Q235B, Q235C, Q235D
5/10
Q345 Steel: Q345A Q345B Q345C Q345D Q345E Equivalent & Properties
5/10
可加工性
Q235 vs A36, SS400, E250, S235JR Steel, Q235A, Q235B, Q235C, Q235D
6/10
Q345 Steel: Q345A Q345B Q345C Q345D Q345E Equivalent & Properties
6/10
成本效率
Q235 vs A36, SS400, E250, S235JR Steel, Q235A, Q235B, Q235C, Q235D
9/10
Q345 Steel: Q345A Q345B Q345C Q345D Q345E Equivalent & Properties
9/10
耐热性
Q235 vs A36, SS400, E250, S235JR Steel, Q235A, Q235B, Q235C, Q235D
7/10
Q345 Steel: Q345A Q345B Q345C Q345D Q345E Equivalent & Properties
7/10
性能对比
| Property | Q235 vs A36, SS400, E250, S235JR Steel, Q235A, Q235B, Q235C, Q235D | Q345 Steel: Q345A Q345B Q345C Q345D Q345E Equivalent & Properties |
|---|---|---|
| 基体金属 | Steel | Steel |
| 抗拉强度 | — | — |
| 屈服强度 | — | — |
| 伸长率 | — | — |
| 硬度（布氏） | — | — |
| 弹性模量 | — | — |
| 密度 | — | — |
| 熔点 | — | — |
| 热导率 | — | — |
| 可焊接 | — | — |
| 可热处理 | — | — |
| 磁性 | — | — |
Q235 vs A36, SS400, E250, S235JR Steel, Q235A, Q235B, Q235C, Q235D 的使用场合
Choose Q235 vs A36, when your application specifically requires this steel alloy's unique combination of properties and industry certifications.
Q345 Steel: Q345A Q345B Q345C Q345D Q345E Equivalent & Properties 的使用场合
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, Q235 or Q345?
Both Q235 and Q345 have the same strength rating of 5/10. The best choice depends on your specific loading conditions and other requirements.
Does Q235 or Q345 have better corrosion resistance?
Both alloys share the same corrosion resistance rating of 3/10.
Is Q235 or Q345 easier to weld?
Weldability data is not available for both alloys. In terms of machinability, Q235 scores 6/10 and Q345 scores 6/10.
Which is more cost-effective, Q235 or Q345?
Both alloys are similarly priced with a cost rating of 9/10.
Can I use Q235 instead of Q345 for structural applications?
Q235 has a strength rating of 5/10 versus 5/10 for Q345. Always validate substitution against your specific design codes and operating conditions.