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Duplex Stainless Steel 2507 Corrosion Resistant Valve Body Castings
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Duplex Stainless Steel 2507 Corrosion Resistant Valve Body Castings

2026-05-28
Latest company news about Duplex Stainless Steel 2507 Corrosion Resistant Valve Body Castings
Duplex Stainless Steel 2507 Cast Valve Bodies: Premium super duplex stainless steel castings combining high strength and exceptional corrosion resistance, ideal for valves serving harsh corrosive media in petrochemical, offshore and marine industries.
Product Specifications
Product: 2507 Duplex Stainless Steel Valve Body Castings
MOQ: 1 piece
Model NO: Customized / Standard valve types
Size: Manufactured per customer drawings & valve specifications
Machining Tolerance: ±0.01mm
Material: Super Duplex Stainless Steel 2507 (UNS S32750)
Application: Petrochemical, offshore engineering, seawater system, desalination, chemical pipeline
Surface Treatment: Solution annealing, pickling & passivation, precision machining
Manufacturing Process: Investment casting, sand casting, solution heat treatment, finish machining
Factory: Professional duplex stainless steel casting manufacturer
After-sales Service: 24-hour online technical support
Warranty: Quality guaranteed
Certification: ISO 9001, CE
Standard: ASTM A995, ASME, DIN, GB
Inspection: PMI, UT/RT, hardness test, impact test, pitting corrosion test, metallographic examination
Application Scope: Industrial valve bodies for gate valve, globe valve, ball valve, check valve used in acid, alkali, chloride and high-pressure corrosive pipelines
Delivery Time: 18–40 days, negotiable
Transport Package: Seaworthy wooden case, moisture-proof, anti-rust and anti-scratch packaging
Advantages: Superior pitting & crevice corrosion resistance, high mechanical strength, good pressure-bearing capacity, long service life
Typical Chemical Composition (wt%)

C ≤ 0.03, Cr: 24.0–26.0, Ni: 6.0–8.0, Mo: 3.0–4.0, N: 0.24–0.32, Si ≤ 1.0, Mn ≤ 1.2, S ≤ 0.02, P ≤ 0.035

Key Features
  • Dual-phase microstructure of ferrite and austenite, delivering higher strength than common austenitic stainless steel
  • Outstanding resistance to chloride-induced pitting, crevice corrosion and stress corrosion cracking
  • Excellent performance in seawater, brine, acid and other severe corrosive media
  • Good high-pressure resistance and dimensional stability for long-term valve operation
  • Reliable weldability and thermal stability after heat treatment
Main Products

2507 duplex steel cast bodies for ball valves, gate valves, globe valves, check valves, butterfly valves and custom pipeline valve components.

FAQ
Q: What is the advantage of 2507 over 316L? A: 2507 has much stronger resistance to chloride corrosion and higher mechanical strength, suitable for extreme corrosive working conditions.
Q: Can you produce according to valve drawings? A: Yes, full OEM customization based on your drawings, pressure classes and working conditions.
Q: What inspection documents can you provide? A: We supply PMI material verification, NDT reports, corrosion test and mechanical property certificates.
Our Strengths
  1. Mature casting and heat treatment technology for super duplex stainless steel
  2. Strict process control to guarantee stable dual-phase structure and corrosion resistance
  3. Complete testing laboratory to meet international industrial standards
  4. Long-term supply for offshore, petrochemical and water treatment engineering projects
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المنتجات
تفاصيل الأخبار
Duplex Stainless Steel 2507 Corrosion Resistant Valve Body Castings
2026-05-28
Latest company news about Duplex Stainless Steel 2507 Corrosion Resistant Valve Body Castings
Duplex Stainless Steel 2507 Cast Valve Bodies: Premium super duplex stainless steel castings combining high strength and exceptional corrosion resistance, ideal for valves serving harsh corrosive media in petrochemical, offshore and marine industries.
Product Specifications
Product: 2507 Duplex Stainless Steel Valve Body Castings
MOQ: 1 piece
Model NO: Customized / Standard valve types
Size: Manufactured per customer drawings & valve specifications
Machining Tolerance: ±0.01mm
Material: Super Duplex Stainless Steel 2507 (UNS S32750)
Application: Petrochemical, offshore engineering, seawater system, desalination, chemical pipeline
Surface Treatment: Solution annealing, pickling & passivation, precision machining
Manufacturing Process: Investment casting, sand casting, solution heat treatment, finish machining
Factory: Professional duplex stainless steel casting manufacturer
After-sales Service: 24-hour online technical support
Warranty: Quality guaranteed
Certification: ISO 9001, CE
Standard: ASTM A995, ASME, DIN, GB
Inspection: PMI, UT/RT, hardness test, impact test, pitting corrosion test, metallographic examination
Application Scope: Industrial valve bodies for gate valve, globe valve, ball valve, check valve used in acid, alkali, chloride and high-pressure corrosive pipelines
Delivery Time: 18–40 days, negotiable
Transport Package: Seaworthy wooden case, moisture-proof, anti-rust and anti-scratch packaging
Advantages: Superior pitting & crevice corrosion resistance, high mechanical strength, good pressure-bearing capacity, long service life
Typical Chemical Composition (wt%)

C ≤ 0.03, Cr: 24.0–26.0, Ni: 6.0–8.0, Mo: 3.0–4.0, N: 0.24–0.32, Si ≤ 1.0, Mn ≤ 1.2, S ≤ 0.02, P ≤ 0.035

Key Features
  • Dual-phase microstructure of ferrite and austenite, delivering higher strength than common austenitic stainless steel
  • Outstanding resistance to chloride-induced pitting, crevice corrosion and stress corrosion cracking
  • Excellent performance in seawater, brine, acid and other severe corrosive media
  • Good high-pressure resistance and dimensional stability for long-term valve operation
  • Reliable weldability and thermal stability after heat treatment
Main Products

2507 duplex steel cast bodies for ball valves, gate valves, globe valves, check valves, butterfly valves and custom pipeline valve components.

FAQ
Q: What is the advantage of 2507 over 316L? A: 2507 has much stronger resistance to chloride corrosion and higher mechanical strength, suitable for extreme corrosive working conditions.
Q: Can you produce according to valve drawings? A: Yes, full OEM customization based on your drawings, pressure classes and working conditions.
Q: What inspection documents can you provide? A: We supply PMI material verification, NDT reports, corrosion test and mechanical property certificates.
Our Strengths
  1. Mature casting and heat treatment technology for super duplex stainless steel
  2. Strict process control to guarantee stable dual-phase structure and corrosion resistance
  3. Complete testing laboratory to meet international industrial standards
  4. Long-term supply for offshore, petrochemical and water treatment engineering projects
[everest_form id="249"]
[carousel_slide id='765']
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