S30400 Stainless Steel Plate & Coil: Universal Austenitic All-Purpose Plate/Coil

What is S30400 Stainless Steel Plate & Coil?

UNS S30400 is a classic austenitic stainless steel plate & coil, the most widely used general-purpose stainless steel material. It balances reliable corrosion resistance, excellent processability and stable mechanical properties, suitable for industrial, civil and commercial plate/coil applications across diverse scenarios.

Equivalent Grades (Horizontal)

UNS: S30400 | W.Nr.: 1.4301 | JIS: SUS304 | GB: 06Cr19Ni10 | EN: X5CrNi18-10

Chemical Composition (wt%, Horizontal)

C: ≤0.08 | Si: ≤1.00 | Mn: ≤2.00 | P: ≤0.045 | S: ≤0.030 | Cr: 18.00-20.00 | Ni: 8.00-10.50 | N: ≤0.10 | Fe: Balance

Key Properties (20°C, Annealed, Horizontal)

Density: 7.93g/cm³ | Melting Point: 1400-1450°C | Tensile Strength: 515-690N/mm² | Yield Strength: ≥205N/mm² | Elongation: ≥40% | Hardness: ≤201HB

Core Characteristics

• Reliable general corrosion resistance: Performs excellently in dry air, fresh water and neutral media, resisting general atmospheric corrosion for long-term service of plates/coils • Superior processability: Easy to cut, bend, roll, weld and deep form, compatible with various plate/coil processing technologies • Stable room-temperature mechanics: Balances toughness and load-bearing capacity, ensuring durability in daily use and industrial operations • Cost-effective versatility: Widely applied in food processing equipment, architectural decorative panels, civil water supply pipes and general industrial components

S30400 vs S31600 Stainless Steel Plate & Coil (Horizontal)

Alloy Element: S30400 (No Mo) | S31600 (Mo: 2.00-3.00%) | Chloride Resistance: S30400 (General) | S31600 (Excellent) | Cost: S30400 (Medium) | S31600 (Medium-High) | Application: S30400 (General) | S31600 (Corrosive Scenarios)

 

Stainless Steel Suppliers

If you have project requirements for stainless steel, we welcome your order. GNEE has a large inventory of popular products for you to choose from. It can be processed into various practical product forms, including plates, coils, tubes, bars, wires, etc. For detailed chemical composition information and free samples, please contact our factory immediately. We offer competitive prices and excellent service.Email: info@gneestainless.com

 

Testing and Documentation: Factory test certificate, EN 10204 3.1, chemical report, mechanical report, destructive testing report, non-destructive testing report, PMI test report, visual inspection report, third-party inspection report, NABL certified laboratory report.
Packaging: Wooden crate packaging, bubble wrap packaging, steel strapping, or packaging according to customer requirements.