304 Stainless Steel
1.4301The most widely used austenitic stainless steel. Excellent corrosion resistance, good formability and weldability. Standard choice for food processing, chemical, and architectural applications.
International equivalents
| Flag | Standard | Country | Grade | Number | Match |
|---|---|---|---|---|---|
| 🇺🇸 | AISI | USA | AISI 304 | S30400 | REF |
| 🇪🇺 | EN | Europe | X5CrNi18-10 | 1.4301 | 100% |
| 🇯🇵 | JIS | Japan | SUS304 | — | 99% |
| 🇬🇧 | BS | United Kingdom | 304S31 | — | 98% |
| 🇨🇳 | GB | China | 0Cr18Ni9 | — | 96% |
Sources: ASTM A240, EN 10088-2, JIS G4303, BS EN 10088-2, GB/T 1220
Mechanical properties
Compatibility verdict
304 Stainless Steel and SUS304: 99% composition match
Related materials
316L
1.4404Low-carbon austenitic stainless steel with molybdenum addition. Superior corrosion resistance to 304, especially against chlorides and pitting. Standard choice for chemical processing, marine, medical implants, and pharmaceutical equipment.
430 Stainless Steel
1.4016Ferritic chromium stainless steel with good corrosion resistance and formability. Lower cost than austenitic grades. Used for automotive trim, kitchen sinks, architectural panels, and appliance components.
Duplex 2205
1.4462The most widely used duplex (austenitic-ferritic) stainless steel. Balanced 50/50 microstructure provides twice the yield strength of 304/316L with superior chloride and stress corrosion resistance. Used in oil & gas, chemical processing, marine, and pulp & paper industries.
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