2507 Stainless Steel Plate & Coil: Super Duplex High-Corrosion-Resistant Plate/Coil

What is 2507 Stainless Steel Plate & Coil?

2507 stainless steel plate & coil is a super duplex stainless steel, with higher chromium, molybdenum and nitrogen content than 2205, delivering extreme corrosion resistance and high strength, tailored for ultra-harsh corrosive scenarios.

Equivalent Grades (Horizontal)

UNS: S32750 | JIS: SUS2507 | GB: 022Cr25Ni7Mo4N | EN: X2CrNiMoN25-7-4 | W.Nr.: 1.4410

Chemical Composition (wt%, Horizontal)

C: ≤0.03 | Si: ≤0.80 | Mn: ≤1.20 | P: ≤0.030 | S: ≤0.020 | Cr: 24.00-26.00 | Ni: 6.00-8.00 | Mo: 3.00-5.00 | N: 0.24-0.32 | Fe: Balance

Key Properties (20°C, Annealed, Horizontal)

Density: 7.85g/cm³ | Melting Point: 1380-1450°C | Tensile Strength: ≥795N/mm² | Yield Strength: ≥550N/mm² | Elongation: ≥25% | Hardness: ≤310HB

Core Characteristics

• Super corrosion resistance: Resists severe chloride ion pitting, crevice corrosion and stress corrosion, suitable for extreme harsh media • High strength and toughness: Excellent mechanical properties at room and low temperatures, adapting to high-load corrosive structures • Good weldability: Post-weld dual-phase structure is stable, no obvious performance attenuation • Ultra-harsh scenario dedicated: Used in offshore oil and gas, chemical waste treatment, high-concentration brine equipment

2507 vs 2205 Stainless Steel Plate & Coil (Horizontal)

Cr+Mo Content: 2507 (27-31%) | 2205 (23.5-26.5%) | Corrosion Resistance: 2507 (Extreme) | 2205 (Superior) | Yield Strength: 2507 (≥550N/mm²) | 2205 (≥450N/mm²) | Cost: 2507 (High) | 2205 (Medium-High)

 

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.