304

UNS #S30400/S30403

304 stainless has excellent fabricability and weldability characteristics and is the most widely used chromium-nickel austenitic stainless steel. It is nonmagnetic in the annealed condition and becomes slightly magnetic when cold worked. Nonhardenable by heat treating.

Type Analysis

  • Carbon (Maximum) 0.03
  • Phosphorus (Maximum) 0.045
  • Silicon (Maximum) 1
  • Nickel (Nominal) 8.00-12.00
  • Manganese (Maximum) 2
  • Sulfur (Maximum) 0.03
  • Chromium (Nominal) 18.00-20.00
  • Iron (Nominal) Balance

Applications

food processing, dairy and dyeing industry applications, such as pipelines, buckets, sterilizers and other types of preparation and processing equipment.

Applicable Specifications

  • AMS 5639
  • AMS 5697
  • ASTM A193
  • ASTM A314
  • ASTM A479
  • QQ-S-763
  • AMS 5647
  • ASTM A182
  • ASTM A276
  • ASTM A320
  • MIL-S-862
  • QQS-W-423

Hexagons

Rounds

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