GNEE is a professional exporter of super duplex steel UNS S32750 pipes and tubes manufacturers and suppliers and can provide different shapes and sizes according to customer requirements, and can also easily adapt to any size.
The continuous use temperature range of S32750 duplex stainless steel pipe is -50℃ to 250℃. The lower limit depends on the brittle transition temperature of steel, and the upper limit is limited by the brittleness of 475℃. Therefore, attention should be paid to temperature control when using it.
Products Data
The following is an introduction to S32750 duplex stainless steel pipe:
1. Chemical composition:
- Chromium (Cr): 24-26%
- Nickel (Ni): 6-8%
- Molybdenum (Mo): 3-5%
- Manganese (Mn): 1.20% max
- Silicon (Si): 0.80% max
- Sulfur (S): 0.020% max
- Phosphorus (P): 0.035% max
- Nitrogen (N): 0.24-0.32%
2. Mechanical properties:
- Yield strength (Rp0.2): ≥550 MPa
- Tensile strength (Rm): ≥800 MPa
- Elongation (A50): ≥25%
- Impact toughness (KV): ≥50 J
3. Corrosion resistance:
- Pitting in 5% NaCl solution (CPT): ≥43℃
- 0.1M Cracking corrosion in NaCl solution (CCT): ≥35℃
- Cracking corrosion in high pressure acid etching test (SSC): No crack formation
Products display
Super Duplex Steel UNS S32750 Seamless Pipes
Why Choose GNEE
GNEE can customize products according to customer requirements. Comply with GB standard, ASTM standard, JIS standard, EN and other standards. We also accept OEM and ODM orders.
Whether selecting existing stock products from our catalog or seeking engineering assistance for your application, you can discuss your procurement needs with our customer service center. We welcome you at any time.sales@gneetube.com
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FAQ
Q. What are your company's main products?
A: Our main products are stainless steel round tubes/square tubes, etc.
Q. How do you control quality?
A: Factory test certification is provided with shipment, third-party inspection is available.
Q. What are your company's advantages?
A: We have many professionals, technicians, more competitive prices than other stainless steel companies, and better after-sales service.
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