SUS 316LN is a nitrogen‑enhanced, low‑carbon austenitic stainless steel defined in JIS G4304 / G4312. With added nitrogen, it provides higher yield strength, improved pitting resistance, and enhanced weld stability compared with SUS 316L.
SUS 316L is the low‑carbon variant of SUS 316 stainless steel defined in JIS G4304 / G4312. With reduced carbon content, it minimizes sensitization during welding and enhances corrosion resistance in welded zones.
SUS 316 is the molybdenum‑alloyed austenitic stainless steel grade defined in JIS G4304 / G4312. With 16–18% chromium, 10–14% nickel, and 2–3% molybdenum, it offers significantly improved resistance to pitting and crevice corrosion in chloride‑rich enviro
SUS 305J1 is a low work‑hardening austenitic stainless steel defined in JIS G4304 / G4312. With increased nickel content (10.5–13%), it maintains a stable austenitic structure and becomes a typical deep‑drawing stainless steel.
SUS 303 is the free‑machining austenitic stainless steel grade in JIS G4304 / G4312. With elevated sulfur content, it provides excellent machinability for turning, drilling, and threading, making it a classic free‑machining stainless steel.
SUS 347 is a niobium‑stabilized austenitic stainless steel defined in JIS G4304 / G4312. With 17–19% chromium, 9–13% nickel, and niobium added to prevent carbide precipitation, it offers improved intergranular corrosion resistance compared with SUS 304.
SUS 321 is a titanium‑stabilized austenitic stainless steel defined in JIS G4304 / G4312. With 17–19% chromium, 9–12% nickel, and titanium added to prevent carbide precipitation, it offers improved resistance to intergranular corrosion during welding or e
SUS 304LN is a nitrogen‑enhanced, low‑carbon austenitic stainless steel defined in JIS G4304 / G4312. With 18–20% chromium, 8–12% nickel, and added nitrogen, it provides higher yield strength and improved pitting resistance compared with SUS 304L.
SUS 304L is the low‑carbon variant of SUS 304 stainless steel defined in JIS G4304 / G4312. With 18–20% chromium, 8–12% nickel, and carbon ≤0.03%, it minimizes carbide precipitation during welding and improves intergranular corrosion resistance.
SUS 304 is the most widely used austenitic stainless steel in JIS G4304 / G4312. With 18–20% chromium and 8–10.5% nickel, it is the classic 18‑8 stainless steel. It offers a balanced combination of corrosion resistance, formability, and weldability.
SUS 201 is an economical austenitic stainless steel defined in JIS G4304 / G4312. By reducing nickel and adding manganese, it forms a stable austenitic structure and becomes a typical low‑nickel stainless steel. With 16–18% chromium and 3.5–5.5% nickel, i
SUS 301L is the low‑carbon variant of SUS 301 stainless steel defined in JIS G4304 (hot‑rolled) and JIS G4312 (cold‑rolled). With 16–18% chromium, 6–8% nickel, and reduced carbon (≤0.03%), it offers improved weld‑zone corrosion resistance while maintainin