austenitic

SUS304 vs SUS430: Austenitic vs Ferritic Stainless — Corrosion, Cost, and Formability

SUS304 vs SUS430: ferritic SUS430 is ~30% cheaper and magnetic but has lower corrosion resistance and formability. Full comparison with environment-based selection guide.

2026.06.22

stainless steel

JIS G4311 / G4312 Heat-Resistant Steel Guide: SUH Grade Families Explained

JIS G4311 and G4312 cover Japan's SUH heat-resistant steel series across four structural families: martensitic, ferritic, austenitic, and precipitation-hardening. Full grade overview with service temperature limits, ASTM equivalents, and application decision framework.

2026.06.12

steel

SUH310 Steel: AISI 310S Equivalent — Austenitic Heat-Resistant Steel for Furnace Applications up to 1100°C

SUH310 is 25Cr-20Ni austenitic heat-resistant steel for service up to 1100°C — the highest-temperature standard JIS grade for load-bearing furnace applications. Full guide with composition, creep data, carburizing atmosphere limitations, and comparison with SUH309 and SUH330.

2026.06.01

steel