Duplex & Super Duplex

Duplex and super duplex stainless steel combining ferritic and austenitic microstructures for high strength and outstanding resistance to chloride pitting and stress corrosion cracking. Specified across oil and gas, desalination, offshore and chemical tanker applications.

2 grades stocked6 forms availableFull mill certification

[ 01 ] Grades in this family

Duplex & Super Duplex

Showing 2 of 2

Duplex 2205

Ex-stock Dubai

UNS S31803 / S32205EN 1.4462

The most widely used duplex grade. Roughly double the yield strength of 316L, allowing thinner and lighter sections while delivering far better chloride stress corrosion cracking resistance.

6 forms available

Super Duplex 2507

Mill indent

UNS S32750 / S32760EN 1.4410 / 1.4501

Super duplex with PREN above 40 for the most aggressive seawater and sour service. S32760 (Zeron 100) adds tungsten and copper for enhanced acid resistance.

5 forms available

Need a grade or size not listed?

Our Dubai desk sources direct from the mills. Send your requirement and we will revert with availability.

Request a Quote Download catalogue