Duplex ASTM AISI A312 A213 Pickling Seamless Stainless Steel Tube Cold Drawn for Heat Exchanger

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Duplex ASTM AISI A312 A213 Pickling Seamless Stainless Steel Tube Cold Drawn for Heat Exchanger

 

 

Descrition:

 

A312 S31254 Stainless Steel and Duplex Steel Pipes&Tubes   

1.Size: 1/2" to 48" (DN15-DN2000), SMLS up to 24"

2.Thk: SCH10S to SCH XXS

3. Standard: ASTM/AISI/JIN/EN

4. Process method: cold rolled/cold drawn

5.  Surface finish: annealed/pickling

 

 

Applications:


1)Equipment for handling of seawater, such as, seawater cooling, cooling water pipes, ballast water systems, firefighting systems etc.

2) Hydraulic and instrumention tubing

3) Equipment in pulp bleaching plants

4) Components in gas cleaning systems

5) Tanks and pipelines for chemicals with high halide contents

 

 

Specifications:

 

Duplex stainless steel tube UNS S31254/254SMO/00Cr20Ni18Mo6CuN/ Chemical composition:

 

Item

Brand

Ni

Cr

Mo

Cu

N

C

Mn

Si

P

S

S31254

254SMO

17.5-

18.5

19.5-

20.5

6.0-6.5

0.5-

1.0

0.18-

0.22

≤0.02

≤1.0

≤0.8

≤0.03

≤0.01

Standard

Sheet/Plate

Round bar/Wire

Pipe

Tube

ASTM A240

ASTM A276

ASTM A479

ASTM A269

ASTM A213

ASTM A312

ASTM A249

ASTM A269

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