S31802 is in the American standard .UNS S31802 seamless alloy steel pipe Process is Cold finished or hot finished.UNS S31802 can be straight seamless duplex stainless steel pipe/tube.UNS S31802 duplex stainless steel has the ferrite to austenite size bipolar organization, good resistance to stress corrosion cracking, pitting corrosion resistance.
S31802 seamless straight steel pipe surface:
Fusion bond Epoxy coating, Coal Tar Epoxy, 3PE,Vanish Coating,Bitument Coating,black Oil coating as per customer’s requirement.
UNS S31802 application:
Food industry, papermaking industry, power plant flue gas desulfurization equipment, offshore oil platform, desalting equipment special chemical environment equipment such as: oil pipeline and equipment, other chemical equipment. Used in oil refining, chemical fertilizer, paper making, petroleum, chemical industry and so on seawater high-temperature nitric acid and other heat exchanger and cold shower, and devices.
UNS S31802 Chemical composition:
grade |
C |
Mn |
Si |
S |
P |
Cr |
Ni |
Mo |
|
S31802 |
0.03 |
1.30~2.00 |
1.00 |
0.020 |
0.030 |
21.00~ 23.00 |
4.50~5.50 |
2.50~3.50 |
UNS S31802 Mechanical properties:
Tensile strength ≥620 MPa
yield strength ≥450 MPa
elongation A(%)≥25
S31802 seamless straight steel pipe specification can be offered by KATALOR ,we are professional S31802 seamless straight steel pipe suppliers and manufacturer in China, if you need S31802 seamless straight steel pipe price and application ,please contact us.
