Biphase Stainless Steel
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SUPER DUPLEX S32760 / F55 / 1.4501
Super Duplex S32760/ F55 , Super Duplex Alloy UNS S32760 (F55 / 1.4501) has excellent resistance Pitting and Crevice Corrosion in seawater at elevated temperatures, supplied with a PREN 40<( Pitting Resistance Eqv) . Excellent resistance to SCC ( Stress Corrosion Cracking) in Sour and Chloride environments .
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SUPER DUPLEX 2507 High Quality
● UNS S32750, F53
● ASTM A 240, A790, A815, A182, A 276, A 476, A789
● EN 1.4410
● Other common names SAF 2507® -
Biphase Stainless Steel
High Temperature Alloy Chemical composition Grade C Si Mn S P Cr Ni Mo Cu N W other no greater than F51 0.03 1 2 0.02 0.03 21~23 4.5~6.5 2.5~3.5 - 0.08~0.2 - - F53 0.03 0.8 1.2 0.02 0.035 24~26 6~8 3~5 ≤0.5 0.24~0.32 — - F55 0.03 1 1 0.01 0.03 24~26 6~8 3~4 0.5~1 0.2~0.3 0.5~1 - 329 0.08 1 1.5 0.03 0.035 23~28 3~6 1~3 - - - - A4 ...