Product Details

Duplex Stainless Steel

S31803(2205、F51、00Cr22Ni5Mo3)、S32750 (2507、00Cr25Ni7Mo4N);

2205(00Cr22Ni5Mo3N,S31803)

Duplex stainless steel 2205 has below capability:

l High intensity and good impact toughness

l It can bear stress corrosion well

l Good ability to avoid patch and crack

l Low heat expand modulus and better heat transmit

l High pressure work

l Weldable

Grade

GB： 00Cr22Ni5Mo3N

UNS：S31803/S32205

DIN：1.4462

Chemical component

C	Mn	P	S	Si	Ni	Cr	Mo	N
≤0.030	≤2.0	≤0.03	≤0.02	≤1.0	4.5～6.5	21.0～23.0	2.5～3.5	0.08～0.2

Mechanical property

yield strength (MPa)	tensile strength (MPa)	Elongation (%)
≥450	≥520	≥18

Physics capability

density： 7.85g/cm3

Application

l High pressure vessel,storage pot and pipe line.

l Oil and gas pipe line, heat exchange pipe fittings.

l Sewage manage system.

l Paper pulp and paper making industry.

l Rotor, screwed roller,lamina and impeller.

l Steamship trunk and truck trunk.

l Food processing facility.