317L Moly Cold Rolled Steel Coil

suitable for pharmaceutical reactors

317L High-Molybdenum Cold-Rolled Coil (00Cr19Ni13Mo3), compliant with GB/T 3280-2015, is an ultra-low carbon austenitic stainless steel with molybdenum content 3.0–4.0%, offering excellent pitting and crevice corrosion resistance.

  • Resistance to High-Concentration Acid Corrosion

    Corrosion rate ≤0.01 mm/year in 65% HNO₃ at 25 °C

  • Chloride Resistance

    Pitting potential ≥+400 mV in Cl⁻ solutions

  • High-Temperature Strength

    Tensile strength ≥350 MPa at 300 °C

Product Specifications

Chemical Composition (GB/T 1220-2007)
Element C ≤ Si ≤ Mn ≤ P ≤ S ≤ Cr Ni Mo
Content % 0.03 1 2 0.035 0.03 18.0–20.0 11.0–15.0 3.0–4.0
Physical & Mechanical Properties
  • Density: 8.0 g/cm³

  • Melting Point: 1350–1400 °C

  • Thermal Conductivity: 15.2 W/(m·K)

  • Mechanical Properties: Tensile strength ≥480 MPa, elongation ≥40%

Specifications & Supply Dimensions
  • Thickness: 0.5–6.0 mm (tolerance ±0.07 mm)

  • Width: 1000 / 1219 mm

  • Surface: 2B (cold-rolled annealed), customizable electro-polishing

  • Coil Weight: 3–8 t/coil, made-to-order

Pricing Calculation

Workshop & Manufacturing Machine

Coil Feeding into Processing Machine

Parallel Coil Processing Lines

Coil Thickness Measurement

Single Coil Packaging

Factory Coil Storage

Truck Loading of Coils

Product Applications

  • Chemical & Pharmaceutical

    Phosphoric acid reactor (2.0 mm × 1000 mm coil)

  • Seawater Desalination

    High-pressure pump components (1.5 mm × 1219 mm coil)

Additional Information

Welding

Use ER317L welding wire; post-weld solution treatment required

Delivery

Custom lead time 15–20 days, PMI inspection report provided

FAQ

What is the advantage of molybdenum in 317L steel coil?

Molybdenum improves resistance to pitting and crevice corrosion in aggressive environments.

What applications use 317L cold rolled steel coils?

Chemical processing, marine equipment, and corrosion-resistant fabrication.

What surface finishes are available for cold rolled coils?

Common finishes include 2B, BA, and customized surface treatments.

Is 317L coil suitable for deep drawing?

Yes. 317L offers good formability for cold forming and drawing operations.

Can 317L coils be slit or cut to width?

Yes. Slitting and cut-to-length services are available.

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