Supplying high-performance flat bars for water treatment, construction, and chemical infrastructure. Available in 304, 316L, 2205, and 444 grades to match your specific environmental requirements.
| Element | C ≤ | Si ≤ | Mn ≤ | P ≤ | S ≤ | Cr | Mo |
|---|---|---|---|---|---|---|---|
| Content % | 0.025 | 1 | 1 | 0.035 | 0.03 | 17.0–19.0 | 1.75–2.5 |
Physical Properties: Density 7.7 g/cm³, melting point 1427–1510 °C, thermal conductivity 26 W/(m·K) (20 °C).
Mechanical Properties (Annealed): Tensile strength ≥415 MPa, elongation ≥22%, hardness ≤183 HB.
Chemical Properties: Excellent corrosion resistance in drinking water and neutral salt solutions; not resistant to strong acids or Cl⁻ concentrations >1000 ppm.
Reference cross-section sizes (GB/T 704-2008):
| Width (mm) | Thickness (mm) | Theoretical Weight (kg/m) |
|---|---|---|
| 20 | 3 | 0.447 |
| 50 | 5 | 1.962 |
| 100 | 8 | 6.28 |
Length: Standard 6 m; cut-to-length 1–6 m; minimum order 50 kg.
Surface: Hot-rolled black skin, pickled and passivated (enhanced corrosion resistance), cold-drawn bright (Ra ≤1.6 μm).
Stainless Steel Profiles on Storage Racks
Spectrometer for Alloy Composition Analysis
Profile Weighing with Crane Scale
Factory Stacking of Stainless Steel Profiles
Packaged Stainless Steel Profiles for Shipment
Worker Loading Profiles onto Truck
Supplying 316L flat bars for support structures in high-salinity environments (Cl⁻ resistant).
Milk storage tank support (50×5 flat bar, BA surface, meets FDA standards).
Pipe support at a municipal water plant (100×8 flat bar, resistant to Cl⁻ ≤200 ppm in drinking water, service life >15 years).
304/304L: The industry standard for general construction and architectural supports.
316/316L: Preferred for desalination plants and coastal areas with high chloride exposure.
2205 Duplex: High-strength choice for heavy-load industrial infrastructure and sour oil & gas environments.
444 Ferritic: Cost-effective solution for municipal water treatment (30% lower cost than 316L).
Walmay will help match the right stainless product form and specification for your application, confirm quantities and packing needs, and provide requested documents based on order requirements.
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