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 .
Providing higher strengths than both austenitic and 22% Cr Duplex Stainless Steels UNS S32760 (F55) is suited to a variety of applications in industries such as Oil & Gas, CPI(Chemical Processing Industries), and Marine environments.
UNS S32760 (F55 / 1.4501) is listed in NACE MR 01 75 for sour service and having gained ASME Approval for Pressure Vessel applications.
Material Data Sheet
|Alloy||Super Duplex S32760|
|EN symbol (short)||X2CrNiMoCuWN25-7-4|
|Registered work label||ASTM A182/ F55|
|%||≤ %||≤ %||%||%|
|0.030 max||24<26||0.5<1.0||Reminder||3.0<4.0||1.0 max|
|0.20<0.30||6.0<8.0||0.030 max||0.010 max||0.010 max||0.50<1.0|
|Youngs Modulus N/mm2||Density kg/dm³:||Magnetic Permeability|
|199 x 10³||7.81 g/cm³||33|
Excellent Resistance to pitting and crevice / erosion corrosion
- EN 10088-3 1.4501
- ASTM A473 UNS S32760 Forgings
- ASTM A182 Grade F55 UNS S32760 Forged Flanges
- ASTM A240 UNS S32760 Sheet and Plate
- ASTM A479 UNS S32760 Bar
- ASTM A276 UNS S32760 Condition A
- NACE MR 01-75
The material comes with a 3.1 certification.
3.2 certification are available with surcharge.
|0.2% Proof Stress (N/mm2 ) [ksi] minimum 550||550 [79.8]|
|Ultimate Tensile Strength (N/mm2) [ksi] minimum||750 [108.8]]|
|Elongation (%) minimum||25|
|Reduction of Cross Section Area (%) minimum||45|
|Charpy V-notch Impact at ambient Temp (J) [ft.lb]||80min [59min]|
|Charpy V-notch Impact at -46°C (J) [ft.lb]||45av, 35min [33av, 25.8min]|
Various sizes and tolerances available upon request.
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