| Grade | US Aerospace/Military | US Commercial | European Specification | Other |
| Super Duplex S32750 | ASTM A182 F53 ASTM A276 F53 ASTM A479 F53, AISI F53 |
WS 1.4410 X2CrNiMoN25.7.4 AFNOR Z3CND25.07Az |
UNS S32750 URANUS 47N(+) |
| Chemical Composition Limits | |||||||||||
| Weight % | C | Mn | P | S | Si | Cr | Ni | Mo | N | Cu | |
| Super Duplex F53 | 0.03 max | 1.2 max | 0.035 max | 0.015 max | 0.8 max | 24-26 | 6-8 | 3-5 | 0.3 | 0.5 max | |
F53 is a high alloy duplex stainless steel. F53 has excellent resistance to pitting and crevice corrosion resistance compared with the ordinary austenitic or duplex types. Due to this F53 stainless steel is used primarily in highly corrosive conditions.
| Alloy | Tensile Strength ksi | Proof Strength 0.2% ksi (min) | Elongation (%) (min) | Hardness Rockwell C |
| Super Duplex F53 Annealed Condition | 110-135 | 80 | 15 | 28 max |
Specifications
ASTM A182 F53
ASTM A276 F53
ASTM A479 F53
AISI F53
WS 1.4410
X2CrNiMoN25.7.4
AFNOR Z3CND25.07Az
UNS S32750
URANUS 47N(+)
Harsh Steel export Super Duplex Steel F53 to below contries.
Harsh steel is a major stockist and Exporter of Super Duplex Steel F53 to many countries of the world such as Singapore, Brisbane, Sydney, Melbourne, Australia, Houston, TX, San Diego, San Francisco, Atlanta, USA, Brentford, United Kingdom, Phoenix, Ireland, New Zealand and Canada, Western Australia , Queensland, New South Wales, South Australia, Victoria, Australian Capital Territory, Tasmania, Northern Territory, Ontario, British Columbia, Yukon Territory, Alberta, Manitoba, Saskatchewan, New foundland, Prince Edward Island, New Brunswick, Nova Scotia, Eastern Cape, Gauteng, Kwazulu-Natal, Western Cape, England, Scotland, Wales, Northern Ireland, Lagos, Abuja Capital Territory, Vadodara, Mumbai, Chennai, New Delhi, Mahape, Gurgaon, Noida, Bangalore, Coimbatore, Cochin, Ash Sharqiyah, Ar Riyad, Makkah, Dhahran, Riyadh, Jiddah, Jeddah, Masqat, Kwazulu-Natal, Gauteng, Western Cape, Free State, Eastern Cape, Alberta, Saskatchewan, British Columbia, Newfoundland, New Brunswick, Manitoba, Ontario, Nova Scotia, Quebec, Calgary, Edmonton, Vancouver, Toronto, Birmingham, Brentford, Manchester, Bristol, Sheffield, Milton Keynes, London, Poplar, Edinburgh, Thames Ditton.