SAF 2507 Duplex Stainless Steel alloy

Characteristic: corrosion resistance
Standard: ASME, ASTM, EN, UNS, GB, DIN, JIS
Certification: ISO, CE, ROHS
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Product Details


SAF 2507 Duplex Stainless Steel alloy (UNS S32750) is a super-duplex  stainless steel, a high-alloy duplex steel with a PRE value of min 42. The  grade is characterized by very good chloride corrosion resistance, combined  with very high mechanical strength.

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SAF 2507 is particularly suited for use in  aggressive environments such as warm chlorinated seawater and acidic, chloride  containing media.


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SAF2507 Stainless Steel    Chemical Composition

Chemical Composition

C

Si

Mn

P

S

Cr

Ti

Standard

≤0.03

≤0.80

≤1.20

≤0.035

≤0.020

24.0-26.0

0.2+4(C+N)~1.0

General

0.008

0.18

0.2

0.020

0.001

17.50

0.3

 

Distinction

Physical Performance

Ys(Mpa)

Ts(Mpa)

El(%)

Hv

Standard

≥240

≥450

≥22

-

General

550

430

32

150

 

Physical Performance

Density(g/cm)

Magnetism

Specific heat
     250C(J/kg.0C)

Heat conductivity
     100C(W/m.0C)

Coefficient of thermal    expansion
     20~1000C(10-60C)

7.7

Yes

460

26.4

10.5


Product Description


SAF2507 Stainless Steel  Characteristics:

  • Very high resistance to pitting and crevice corrosion

  • Excellent resistance to stress corrosion cracking (SCC) in chloride  bearing environments

  • High resistance to general corrosion in acids

  • Excellent resistance to erosion corrosion

  • Excellent resistance to corrosion fatigue

  • Very high mechanical strength

  • Good weldability

 

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Product Application


SAF 2507 Stainless Steel  Application:

It is used for  heat exchangers and coolers and devices in oil refining, fertilizer,  papermaking, petroleum and chemical industries.


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