2507 Duplex Stainless Steel

2507 Duplex Stainless Steel

2507 (UNS S32750, EN 1.4410, SAF 2507, F53, X2CrNiMoN25-7-4) is a super duplex stainless steel composed of ferrite and austenite. Gnee provides different shapes: plates, tubes, rods, wires, coils, profiles, etc. There are seamless tubes and welded tubes. Gnee has rich products, supports customization, own factory, one-stop service, free sample, contact us to get free quote! And welcome to visit Gnee company in China.

2507 super duplex stainless steel (UNS S32750) contains 25% chromium, 4% molybdenum and 7% nickel. Due to its excellent high mechanical strength, resistance to localized corrosion, stress corrosion cracking and other properties, it is very popular in chemical processes, petrochemical and seawater equipment and other fields. High chromium, molybdenum and nitrogen content provide excellent resistance to pitting, cracking and good corrosion.

  • SUS
  • ASTM
  • SAE
  • ASME
  • AISI
  • JIS
  • DIN
  • SAF

Our warehouse has a large number of stock to provide you with a variety of products in different sizes, and can also customize the size according to your needs.

Bar: 0.5~600mm Diameter

Coil: 0.5~150mm Thick

Plate: 0.5~200mm Thick

Pipe: 6~630mm External Diameter; 0.5~40mm Wall Tick

Available in specific sizes

  • Cutting: common: saw blades, shears, cutters; thicker sheets: plasma cutting, laser cutting, etc.
  • Forming and stamping: bending machines, punches and presses
  • Machining and turning: using machining and turning equipment
  • Welding: conventional: arc welding, TIG (argon arc welding) and MIG (metal inert gas welding), etc.
  • Finishing and polishing: for smoother surfaces and fine dimensions
  • Milling and drilling: achieve high-quality machined surfaces and dimensional accuracy
  • Polishing and plating: for smooth, shiny surfaces
  • Heat treatment: solution treatment, annealing
  • Cold processing: cold rolling, cold drawing, cold bending, etc.

– Oil and gas industry equipment

– Offshore platforms, heat exchangers, process and service water systems, fire-fighting systems, injection and ballast water systems

– Chemical process industries, heat exchangers, vessels, and piping

– Desalination plants, high-pressure RO-plant and seawater piping

– Mechanical and structural components, high strength, corrosion-resistant parts

– Power industry FGD systems, utility and industrial scrubber systems, absorber towers, ducting, and piping

Available, welcome to consult

A) Packaging Details: Standard export seaworthy packing or as required.
B) Delivery Time: 30-50 days, 7 days for stock goods.
C) Loading Port: Shanghai, Tianjin, Qingdao.
D) Offer Ability: 5000MT/Per Month.
E) MOQ: 1 Pcs.

Get A Free Quote
China Top 2507 duplex stainless Steel Supplier Manufacturer

Gnee produces high-quality duplex stainless steel in compliance with ISO standards, including plates, tubes, rods, coils, flanges, fittings, etc. Available in a variety of sizes and can be customized to your specific needs, supporting customization and processing services such as Cutting, bending/forming, welding, drilling/grooving, surface treatment, etc. Welcome to inquire for quotation!

Product Name2507 Duplex Stainless Steel
Rich Forms2507 Duplex Steel Bar/Rod
2507 Duplex Steel Pipe/Tube
2507 Duplex Steel Seamless Pipe
2507 Duplex Steel Welded Pipe
2507 Duplex Steel Coil/Strip
2507 Duplex Steel Plate/Sheet
Hot Rolled 2507 Duplex Steel Plate
Cold Rolled 2507 Duplex Steel Plate
2507 Duplex Steel Wire
2507 Duplex Steel Fitting (Flange, Elbow, Tee…)
2507 Duplex Steel Profile (Angle, Channel, H/I Beam…)
2507 Duplex Steel Customize
Surface Treatment2B, 2D, BA, No.1, No.3, No.4, No.6, No.7, No.8, HL (Hairline), SB (Scotch-Brite), 6k, 8k, 12k, LASER, EMBOSSED
Customized ServicesSupport customization
Processing ServicesCutting, bending/forming, welding, hole processing/grooving, surface treatment, custom processing, etc.
ApplicationOil and gas industry
Chemical processing equipment
Offshore and marine applications
Desalination plants
Pulp and paper industry
Heat exchangers and pressure vessels
Power generation plants
Water treatment plants
Mining and mineral processing
Food and beverage processing
Structural components in construction
Petrochemical industry

Gnee 2507 Duplex Stainless Steel Quality Assurance (Destructive And Non-Destructive Testing)

  • Chemical Composition Testing
  • Laboratory Analysis
  • Appearance Size Test
  • Hardness Test
  • Mechanical Property Testing, Such As Tensile Strength, Yield Strength, Elongation And Other Performance Indicators
  • Pitting Corrosion Protection Test
  • Surface Quality Inspection
  • Penetration Test
  • Corrosion Resistance Testing
  • Intergranular Corrosion Test
  • Packaging Inspection
  • Roughness Test
  • Impact Analysis
  • Metallographic Experimental Test
Parameters Of Hot Sale 2507 stainless steel
Chemical CompositionDuplex SS 2507
Mn≤ 2.00%
Si≤ 0.80%
S≤ 0.020%
P≤ 0.035%
C≤ 0.030%
Comparison of mechanical propertiesSAF 2507
Density7.8 g/cm³
Modulus of elasticity200 GPa
Thermal expansion coefficient13.7 x 10^-6 /°C
Thermal conductivity14.2 W/(m·K)
Melting pointAbout 1350-1390°C
Yield strength≥ 550 MPa
Tensile strength≥ 800 MPa
Elongation≥ 25%
Hardness (Brinell hardness)≤ 290 HB
Why Choose Gnee duplex Stainless Steel 2507?
Gnee, as a Chinese stainless steel supplier with 15 years of history, exports to 60+ countries. We provide various shapes of duplex stainless steel 2507, including plates, coils, pipes, bars, and fittings, with a wide range of products. Gnee is committed to providing comprehensive stainless steel solutions, With excellent after-sales service, we support customization and ensure product quality.

In addition, our 2507 duplex stainless steel has been successfully exported to more than 60 countries such as Singapore, Malaysia, The United Arab Emirates, Kenya, Philippines. Many regular customers come to visit our company and factory and make multiple orders.

What Services Does Gnee Provide?

Gnee can provide the following measurement services for stainless steel:

Dimensional Measurement: Measure dimensional parameters such as length, width and thickness by measuring instruments to ensure that the stainless steel is qualified and meets the design requirements.
Surface Measurement: Measure parameters such as flatness, bumpiness and surface roughness of the stainless steel surface to help ensure that the quality and surface condition of the stainless steel meets the requirements.
Thickness Measurement: Use thickness gauges to accurately measure the thickness of the stainless steel to ensure it meets the design requirements.
Material Measurement: Use material analysis instruments to measure the chemical composition and mechanical properties of the stainless steel to ensure that the quality and properties of the stainless steel meet the requirements.
Bending And Deformation Measurements: Use tools such as bending gauges and displacement sensors to measure and monitor the degree of bending and deformation of stainless steel to ensure that it is within the allowable range.

Ask Measurement service

Gnee can customize the size and shape of your stainless steel for your specific project needs. Custom design of stainless steel is carried out by a team of professional engineers and designers. Based on the project requirements and constraints, they will use calculation and simulation tools combined with experience and technical knowledge to optimize the stainless steel design to meet the specific needs of your different projects

● Adjustment of the thickness, width and length of stainless steel based on load calculations and strength requirements for structural design.
● The shape of the stainless steel can be designed according to the demand characteristics.
● If the convenience of installation and maintenance is considered, we can also add openings and passages for easy access and operation in the design for areas that require frequent maintenance.

Ask Customized Services

Sourcing Gnee stainless steel can provide the following further processing services. We can customize to meet the specific needs of our customers for different projects.

Cutting Service: Stainless steel can be custom cut to obtain the desired shape and size according to the customer’s needs. For example, flame cutting, plasma cutting, laser cutting, etc., can cut stainless steel into desired plates, blocks, shaped pieces, etc.
Bending & Forming: Stainless steel is bent and formed by applying stress and appropriate processes to obtain the desired shape.
Welding Services: Stainless steel can be subjected to various types of welding services, including manual arc welding, gas-shielded welding, laser welding, etc.
Hole Turning And Machining: Stainless steel is turned and holes are machined through the use of machining equipment. These processes produce smooth surfaces, precise holes and threads to meet specific assembly requirements.
Surface Treatments: Surface treatments can be applied to improve the corrosion resistance and aesthetics of the stainless steel. This includes methods such as painting, hot dip galvanizing, and electroplating to add a protective layer and provide corrosion resistance.

Ask Deep Processing Services

Gnee stainless steel can provide testing and the following third-party inspection services. These third-party testing services provide independent and objective verification of stainless steel’s compliance with relevant standards and regulations.

Mechanical Property Testing: Used to determine whether the strength, toughness, ductility and other mechanical properties of stainless steel meet the specified requirements.
Chemical Composition Analysis: Quantitative determination of elements on stainless steel samples through spectral analysis, atomic absorption spectroscopy, inductive coupling and other technologies.
Corrosion Performance Test: Common corrosion performance test methods include salt spray corrosion test, acid-base corrosion test and electrochemical corrosion test.
Tensile Strength Test: Through the tensile test, the parameters such as yield strength, tensile strength and breaking strength of stainless steel during the tensile process are measured.
Non-Destructive Testing: Non-destructive testing is used to evaluate hidden defects, cracks and looseness in stainless steel materials. Common methods include ultrasonic testing, magnetic particle testing, eddy current testing, and radiographic testing.
Pressure Test: By exposing stainless steel products to a specific pressure, it is tested whether there are problems such as leakage or deformation to ensure that its pressure resistance meets the requirements.
Surface Quality Test: Used to evaluate the surface flatness, smoothness and oxide layer of stainless steel products.
Welding Performance Test: Check the appearance, mechanical properties and metallographic microstructure of the weld to ensure that the quality of the stainless steel welded joint meets the requirements.
Metallographic Inspection: Through metallographic inspection, the structure, grain size, non-metallic inclusions, etc. of stainless steel are checked to evaluate its quality and performance.

Ask Testing Services
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