2507 Duplex Stainless Steel Coil is an ultra-high-performance super duplex stainless steel supplied by Jiangsu Cunrui Metal Products Co., Ltd. This coil combines exceptional corrosion resistance, high strength, and excellent mechanical stability, making it ideal for highly corrosive and high-pressure environments.
Each 2507 Duplex Stainless Steel Coil / Sheet / Strip is produced according to international standards including ASTM A240, ASTM A789, and EN 10088. All coils are delivered with Mill Test Certificates (MTC), chemical composition analysis, and optional third-party inspection reports to ensure consistent quality and compliance with global requirements.
Key Features & Advantages
Superior corrosion resistance against chlorides, acids, and seawater
Exceptional tensile and yield strength, reducing material thickness and saving costs
Stable mechanical properties, high wear and abrasion resistance
Certified quality with ISO, PED, and third-party inspection options
Extended service life, offering cost-effective performance compared to standard duplex or austenitic steels
Applications
2507 Duplex Stainless Steel Coil is widely applied in industries requiring both extreme strength and corrosion resistance:
Offshore oil & gas equipment and pipelines
Chemical processing plants and reactors
Seawater desalination and marine engineering
Heat exchangers, pressure vessels, and storage tanks
Pulp and paper industry components
Product Specifications & Technical Data
|
Parameter |
Specification |
|
Standard |
ASTM A240 / ASTM A789 / EN 10088 |
|
Grade |
2507 Super Duplex Stainless Steel |
|
Coil Thickness |
0.5 – 6.0 mm, customizable |
|
Coil Width |
1000 – 2000 mm, customizable |
|
Coil Weight |
1 – 8 tons per coil, adjustable |
|
Surface Finish |
2B, BA, No.1, Polished, Pickled |
|
Yield Strength |
≥ 550 MPa |
|
Tensile Strength |
750 – 900 MPa |
|
Hardness |
≤ 32 HRC |
|
Corrosion Resistance |
Excellent resistance to pitting, crevice corrosion, and stress corrosion |
|
Coil Form |
Hot-rolled or cold-rolled, available as coil, sheet, or strip |
Chemical Composition (% by weight)
|
Element |
Content (%) |
|
Chromium (Cr) |
24 – 26 |
|
Nickel (Ni) |
6 – 8 |
|
Molybdenum (Mo) |
3 – 5 |
|
Nitrogen (N) |
0.24 – 0.32 |
|
Manganese (Mn) |
≤ 2.0 |
|
Silicon (Si) |
≤ 1.0 |
|
Carbon (C) |
≤ 0.03 |
|
Phosphorus (P) |
≤ 0.03 |
|
Sulfur (S) |
≤ 0.02 |
|
Iron (Fe) |
Balance |
Customization Services
Jiangsu Cunrui Metal Products Co., Ltd. provides full flexibility for custom orders:
Special thicknesses, widths, and lengths per project requirements
Slitting, cutting, leveling, polishing, and edge treatment
Surface treatments: pickling, passivation, bright annealing
Flexible minimum order quantities (MOQ) and rapid response for urgent projects
Multiple super duplex and duplex stainless steel grades available for selection
Price & Delivery
Competitive pricing with bulk order discounts
Stock coils available for fast shipment
Custom orders delivered within 15–30 days, depending on size and quantity
Our Strength
Over 15 years of experience producing and exporting duplex and super duplex stainless steel coils
Advanced production lines with high-capacity output
Full certifications: ISO, PED, CE, and third-party approvals
Skilled technical and R&D team for product optimization
Extensive global export experience across Europe, Middle East, North America, and Asia
Service & Support
Fast inquiry response within 12 hours
Technical guidance on material selection, processing, and application solutions
Export-standard packaging: wooden crates, steel frames, seaworthy packing
After-sales support including replacement or return for quality issues
Continuous order tracking until delivery
FAQ
Q1: What standards do your 2507 Duplex Stainless Steel Coils comply with?
A1: All coils meet ASTM A240 / ASTM A789 / EN 10088 standards, with MTC and optional third-party inspection certificates.
Q2: Can you supply custom thickness and width coils?
A2: Yes, cutting, slitting, leveling, and polishing services are available according to customer drawings.
Q3: Do you provide mechanical and corrosion test certificates?
A3: Yes, EN 10204 3.1/3.2 certificates, chemical composition reports, and NDT/hardness reports are provided.
Q4: What is the typical delivery time?
A4: Stock coils ship within 7–10 days; custom orders usually 15–30 days depending on specifications.
Q5: Do you export globally?
A5: Yes, we have extensive experience exporting to Europe, Middle East, North America, and Asia.
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