AISI 301 Stainless Steel Properties, Type 301 Full Hard SS Grade Spring (UNS S30100) vs AISI 303 Stainless Steel Properties, SS 303 Density, Hardness, Magnetic, Equivalent (UNS S30300)

摘要

AISI 301 Stainless Steel Properties, Type 301 Full Hard SS Grade Spring (UNS S30100) and AISI 303 Stainless Steel Properties, SS 303 Density, Hardness, Magnetic, Equivalent (UNS S30300) are both stainless 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': '7/10', 'alloy_b': '7/10', 'property': 'Corrosion Rating'}
◆ {'alloy_a': '6/10', 'alloy_b': '6/10', 'property': 'Cost Rating'}
◆ {'alloy_a': '4/10', 'alloy_b': '4/10', '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

AISI 301 Stainless Steel Properties, Type 301 Full Hard SS Grade Spring (UNS S30100) 5/10

AISI 303 Stainless Steel Properties, SS 303 Density, Hardness, Magnetic, Equivalent (UNS S30300) 5/10

耐腐蚀性

AISI 301 Stainless Steel Properties, Type 301 Full Hard SS Grade Spring (UNS S30100) 7/10

AISI 303 Stainless Steel Properties, SS 303 Density, Hardness, Magnetic, Equivalent (UNS S30300) 7/10

轻量化

AISI 301 Stainless Steel Properties, Type 301 Full Hard SS Grade Spring (UNS S30100) 5/10

AISI 303 Stainless Steel Properties, SS 303 Density, Hardness, Magnetic, Equivalent (UNS S30300) 5/10

可加工性

AISI 301 Stainless Steel Properties, Type 301 Full Hard SS Grade Spring (UNS S30100) 4/10

AISI 303 Stainless Steel Properties, SS 303 Density, Hardness, Magnetic, Equivalent (UNS S30300) 4/10

成本效率

AISI 301 Stainless Steel Properties, Type 301 Full Hard SS Grade Spring (UNS S30100) 6/10

AISI 303 Stainless Steel Properties, SS 303 Density, Hardness, Magnetic, Equivalent (UNS S30300) 6/10

耐热性

AISI 301 Stainless Steel Properties, Type 301 Full Hard SS Grade Spring (UNS S30100) 7/10

AISI 303 Stainless Steel Properties, SS 303 Density, Hardness, Magnetic, Equivalent (UNS S30300) 7/10

性能对比

Property	AISI 301 Stainless Steel Properties, Type 301 Full Hard SS Grade Spring (UNS S30100)	AISI 303 Stainless Steel Properties, SS 303 Density, Hardness, Magnetic, Equivalent (UNS S30300)
基体金属	Stainless Steel	Stainless 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	—	—

AISI 301 Stainless Steel Properties, Type 301 Full Hard SS Grade Spring (UNS S30100) 的使用场合

Choose 301 Stainless Steel when your application specifically requires this stainless steel alloy's unique combination of properties and industry certifications.

AISI 303 Stainless Steel Properties, SS 303 Density, Hardness, Magnetic, Equivalent (UNS S30300) 的使用场合

Choose 303 Stainless Steel when your application specifically requires this stainless steel alloy's unique combination of properties and industry certifications.

Frequently Asked Questions

Which is stronger, 301 or 303?

Both 301 and 303 have the same strength rating of 5/10. The best choice depends on your specific loading conditions and other requirements.

Does 301 or 303 have better corrosion resistance?

Both alloys share the same corrosion resistance rating of 7/10.

Is 301 or 303 easier to weld?

Weldability data is not available for both alloys. In terms of machinability, 301 scores 4/10 and 303 scores 4/10.

Which is more cost-effective, 301 or 303?

Both alloys are similarly priced with a cost rating of 6/10.

Can I use 301 instead of 303 for structural applications?

301 has a strength rating of 5/10 versus 5/10 for 303. Always validate substitution against your specific design codes and operating conditions.