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ASTM A789 Seamless Stainless Steel Pipes Distributor

Model ASTM A789
Certification ISO
Grade UNS S31803/ S32205/ S32750
Outside Diameter 1/4″ – 48″ ( DN8 – DN1200)
Thickness 0.4 – 100 mm
Length 5.8m-12m/ SRL/ DRL/ Customized
Ends Plain and Bevel
Usage Boiler, Superheater and Heat-Exchanger Tubes
Surface Black, Varnish, Galvanized, 3PE, etc

ASTM A789 Seamless Stainless Steel Pipes

ASTM A789 A789M, ASME SA789 S31803, S32205, S32750 Duplex Stainless Tubing is for Boilers, Superheaters and Heat Exchangers.

ASTM A789 A789M Covers Grades of nominal wall thickness, stainless steel tubing for services requiring general corrosion resistance, with particular emphasis on resistance to stress corrosion cracking. These steels are susceptible to embrittlement if used for prolonged periods at elevated temperatures.

Available size

Note: Some of the main specifications are shown below, please contact us for more details.
DN
NPS
OD (mm)
Wall Thickness
Sch 5
Sch10
Sch 40
STD
Sch 80
XS
Schl60
XXS
8
1/4″
13.7
1.65
2.24
2.24
3.02
3.02
10
3/8″
17.1
1.65
2.31
2.31
3.20
3.20
15
1/2″
21.3
1.65
2.11
2.77
2.77
3.73
3.73
4.78
7.47
20
3/4″
26.7
1.65
2.11
2.87
2.87
3.91
3.91
5.56
7.82
25
1″
33.4
1.65
2.77
3.38
3.38
4.55
4.55
6.35
9.09
100
4″
114.3
2.11
3.05
6.02
6.02
8.56
8.56
13.49
17.12

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The Baolai Group continues to provide service and support after your purchase. To save you time, we offer you numerous value-added services such as processing, logistics management and testing.

Processing Services:

For more information, please contact our service team.

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