Alloy 2507 Stainless Steel

WLD Steel is a leading manufacturer, supplier and exporter of the duplex stainless steel 2507 available in a number of different sizes and forms including pipe, tube, sheet, plate, bar, rod and other shapes like angel, channel, circle, cut piece and so on.

By containing 25% chromium and 7% nickel, UNS S32750 and UNS S32550 are often referred to as Alloy 2507. Super duplex stainless steel 2507 contains 25% Chromium and 7% Nickel in addition to a small percentage of copper to enhance its general corrosion resistance. Alloy 2507 offers various applications under harsh environments, containing-chlorine like marine, oil and gas, petrochemical/chemical processing fields due to its excellent resistance to pitting and crevice corrosion and chloride stress corrosion cracking.

What’s the 2507 steel available forms and specifications at WLD Steel?

Sheet/plate/coil Seamless pipe/tube Welded pipe/tube Round bar Formed steel(Shaped)
JIS G4304 / 4305, ASTM A240 ASTMA789,

ASTM A790

ASTM A928 ASTM A479, ASTM A276 ASTM A276

Alloy 2507 Equivalent Materials

UNS Sweden JIS DIN BS GB
S32750

S32550

SS2328(SAF2507) UR47N

UR52N

1.4410

1.4507

/ 00Cr25Ni7Mo4N

00Cr25Ni6Mo3CuN

Alloy 2507 Chemical Composition

Grades Cr Ni Mo N Mn Si C Cu S P
S32750 24.5-26.0 6.0-8.0 3.0-5.0 0.24-0.32 0.5-1.2 0.1-0.8 0.03

max

0.5

max

0.02 0.035
S32550 24.5-26.5 5.5-6.5 3.1-3.8 0.2-0.35 0.8-1.2 0.7

max

0.025

max

1.5-2.0 0.005 0.025

Alloy 2507 Mechanical Property

Grades Tensile strength

min, Mpa

Yield strength

0.2% offset, min, Mpa

Elongation, A5%
S32750 800 550 15
S32550 760 550 15