304 Stainless Steel Plate Manufacturer & Supplier
304 is the workhorse austenitic stainless — 18% chromium and 8% nickel giving good general corrosion resistance, excellent formability and straightforward weldability across a very wide range of fabricated equipment. The default choice when the service is mild and cost matters.
UNS: S30400 | Category: Austenitic Stainless Steel
Size Range
Outer Diameter: Thickness 1.5 - 100 mm · Width 1000-3000 mm · Length 2000-12000 mm
Wall Thickness: 1.5 - 100 mm
Chemical Composition (%)
| C | Si | Mn | P | S | Cr | Ni | N |
|---|---|---|---|---|---|---|---|
| 0.07 max | 1.00 max | 2.00 max | 0.045 max | 0.030 max | 17.50-19.50 | 8.00-10.50 | 0.11 max |
Mechanical Properties
- Yield Strength Rp0.2
- 215 MPa min
- Tensile Strength Rm
- 505-700 MPa
- Elongation A5
- 45% min
- Hardness
- 215 HB max / 92 HRB max
- Density
- 7.90 g/cm³
- Max Service Temperature
- 870 °C intermittent / 925 °C continuous
Applicable Standards
- ASTM A240 / ASME SA240 (plate, sheet, strip)
- ASTM A480 (general requirements)
- EN 10088-2 (corrosion resisting sheet & plate)
- EN 10028-7 (pressure purposes)
- JIS G4304 / G4305
- EN 10204 3.1 certification
Applications
- Storage tanks & vessels
- Architectural cladding & handrails
- Food & dairy process equipment
- Kitchen & catering equipment
- General fabrication & brackets
- Laser cut components
Industries Served
- Food & Beverage
- Architecture & Infrastructure
- Chemical & Petrochemical
- Pharmaceutical
- Water & Desalination
Equivalent Grades
- EN
- 1.4301 / X5CrNi18-10
- JIS
- SUS 304
- DIN
- X5CrNi18-10
- GB
- 06Cr19Ni10