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Astm A790 Super Duplex 2507 UNS S32750 Stainless Steel Pipes
Description:
Alloy 32750 is a super duplex stainless steel supplied in the solution annealed condition. As a super duplex stainless steel, it combines the desirable aspects of both austenitic and ferritic grades. The higher chromium, molybdenum and nitrogen contents result in a Pitting Resistance Equivalent number (PREN) of >41, providing pitting and crevice corrosion resistance superior to austenitic and duplex stainless steels in almost all corrosive media, and a Critical Pitting Temperature exceeding 50°C.
Specifications:
Outer diameter: 6 to 1400mm
Wall thickness: SCH10S, SCH40S, SCH80S and SCH160S
Applications:
power plant,Water Pump,Hydraulic,seawater environment,
petrochemical, fertilizer, oil refining, oil and natural
gas,light/food, paper pulp and making paper, energy and
environmental protection industry.
F53 Chemical composition
| Alloy | % | Ni | Cr | Mo | N | C | Mn | Si | S | P | Cu |
| F53 | Min. | 6 | 24 | 3 | 0.24 | ||||||
| Max. | 8 | 26 | 5 | 0.32 | 0.03 | 1.2 | 0.08 | 0.02 | 0.035 | 0.5 |
