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Credibility ,1.4501, F55, UNS S32760 Super Duplex Stainless Steel has excellent corrosion resistance to a wide variety of media, with outstanding resistance to pitting and crevice corrosion in seawater and other chloride containing environments, with Critical Pitting Temperature exceeding 50°C. 1.4501, F55, UNS S32760 Super Duplex Stainless Steel has enhanced pitting and crevice corrosion resistance compared with the ordinary austenitic or duplex types. This is due to the further additions of chromium, molybdenum, and nitrogen to these grades. 1.4501, F55, UNS S32760 Super Duplex Stainless Steel combines high strength and good ductility with outstanding corrosion resistance.
Providing higher strength than both austenitic and 22% Cr Super Duplex Stainless Steel UNS S32760 (F55) is suited to a variety of applications in industries such as Chemical Processing, Oil & Gas, and Marine environments. Super Duplex Stainless Steel UNS S32760 (F55 / 1.4501) has excellent corrosion resistance to a wide variety of media, with outstanding resistance to pitting and crevice corrosion in seawater and other chloride containing environments, with Critical Pitting Temperature exceeding 50°C.
Chemical Composition | ||||||||||
C. | Cr. | Cu. | Mn. | Mo. | N. | Ni. | P. | S. | Si. | W. |
0.03% | 24.00- | 0.50- | 1.00% | 3.00- | 0.20- | 6.00- | 0.035% | 0.015% | 1.00% | 0.50- |
max | 26.00% | 1.00% | max | 4.00% | 0.30% | 8.00% | max | max | max | 1.00% |
Minimum Mechanical Properties at Room Temperature
(EN10088-3 1.4501, F55, UNS S32760 Super Duplex Stainless Steel 160mm dia max - solution treated)
Tensile (UTS) | 730 - 930 N/mm² | |
0.2% Proof Stress | 530 N/mm² Min | |
Elongation | 25% min | |
Hardness | 290HB Max | |
Impact | 100J |
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 exchanger, vessels, and piping,
Desalination plants, high pressure RO-plants 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.
The high chromium and molybdenum content of 1.4501, F55, UNS S32760 Super Duplex Stainless Steel makes it extremely resistant to uniform corrosion by organic acids like formic and acetic acid. 1.4501, F55, UNS S32760 Super Duplex Stainless Steel also provides excellent resistance to inorganic acids, especially those containing chlorides.
Source: Yaang Pipe Industry Co., Limited (www.yaang.com)
Tel No:+86-18267732328 / Email:[email protected]
Address:Longwan District, Wenzhou, Zhejiang Province, China.
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