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You are here: Home- NewsWhat are the Characteristics of 1.4410 Duplex 2507 Stainless Steel

What are the Characteristics of 1.4410 Duplex 2507 Stainless Steel

Posted:2016/12/14 1:10:53


Duplex 2507 stainless steel has good weld ability and very high mechanical strength. Stainless steel Super Duplex 2507 is designed to handle highly corrosive conditions and situations were high strength is required.The high chromium, molybdenum, and nickel levels provide excellent resistance to pitting, crevice, and general corrosion.

The chemical composition of stainless steel grade Super Duplex 2507


Content (%)

Chromium, Cr

24 – 26

Nickel, Ni

6 – 8

Molybdenum, Mo

3 – 5

Manganese, Mn

1.20 max

Silicon, Si

0.80 max

Copper, Cu

0.50 max

Nitrogen, N

0.24 – 0.32

Phosphorous, P

0.035 max

Carbon, C

0.030 max

Sulfur, S

0.020 max

Iron, Fe


The physical properties of stainless steel grade Super Duplex 2507 are tabulated below.





7.8 g/cm3

0.281 lb/in3

Melting point



Application of 1.4410 Duplex 2507

Super Duplex 2507 is widely used in Power, Marine, Chemical, Pulp and paper, Petrochemical, Water desalinization, Oil and gas production. Products made using Super Duplex 2507 include: Fans, Wire, Fittings, Cargo tanks, Water heaters, Storage vessels, Hydraulic piping, Heat exchangers, Hot water tanks, Spiral wound gaskets.

Duplex 2507 stainless steel Features:

1, High resistance to chloride stress corrosion cracking
2, High Strength
3, Superior resistance to chloride pitting and crevice corrosion
4, Good general corrosion resistance
5, Suggested for applications up to 600° F
6, Low rate of thermal expansion
7, Combination of properties given by austenitic and ferritic structure

Our major produced steel plates are shipbuilding steel,weathering resistant steel,Boiler and Pressure Vessel steel,pipeline steel etc...In addition,we can also arrange production according to the following standards-EN10025,EN10028,DIN17100,ASTMA131,JISG3101,JISG3106...If you have any need of 1.4410 Duplex 2507 stainless steel, please feel free to contact us by email [email protected]

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