Stainless Steel Explained from Basics to Advanced

SS304 vs SS316: Which Stainless Steel Should You Choose? 🔥 Visit weldfabworld.com When it comes to stainless steel selection, SAE 304 and SAE 316 are two of the most widely used austenitic grades — but understanding their key differences is essential for choosing the right material for your application. ✅ What They Share: -Non-magnetic -Excellent formability and weldability -Not hardenable by heat treatment -Good mechanical strength and high polishability 🔍 The Key Difference: -SAE 316 contain

Stainless Steel (SS) materials, with ASTM / AISI / UNS codes and typical chemical composition (%). Visit weldfabworld.com 🔹 1. AUSTENITIC STAINLESS STEELS (300 Series) (Non-magnetic, best corrosion resistance, excellent weldability) ✅ SS 304 ASTM: A240 / A312 / A276 AISI: 304 UNS: S30400 Composition: Cr: 18–20% Ni: 8–10.5% C: ≤0.08% Use: Food, pharma, tanks, piping ✅ SS 304L UNS: S30403 C: ≤0.03% (Low carbon – welding safe) ✅ SS 316 UNS: S31600 Composition: Cr: 16–18% Ni: 10–14% Mo: 2–3% Use: C