Stainless Steel

304 Stainless Steel

Austenitic stainless steel with ~18% Cr and ~8% Ni. The most common stainless grade worldwide for food, architecture, and general corrosion resistance.

Composition

Element	Range
Fe	Balance
Cr	18–20%
Ni	8–10.5%
Mn	≤2%
Si	≤1%
C	≤0.08%

XRF Notes

Specelex Grade ID confirms 304 in ~1s by measuring Cr and Ni. Key differentiator from 316: no significant Mo.

ASTM A240AISI 304GB/T 3280

Properties

• Good general corrosion resistance
• Non-magnetic in annealed condition
• Excellent weldability

Applications

• Food processing equipment
• Architectural panels
• Kitchen appliances

Related Applications

Alloy & PMI

Food-Grade & Pharma

Get in Touch

Tell us about your application and we'll recommend the right Specelex model.