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ASTM A790 UNS S31803 Stainless Tubing
ASTM A790 UNS S31803 Stainless Tubing
ASTM A790 UNS S31803 Stainless Tubing
ASTM A790 UNS S31803 Stainless Tubing
ASTM A790 UNS S31803 Stainless Tubing
ASTM A790 UNS S31803 Stainless Tubing
ASTM A790 UNS S31803 Stainless Tubing
ASTM A790 UNS S31803 Stainless Tubing

ASTM A790 UNS S31803 Stainless Tubing

ASTM A790 UNS S31803 stainless steel pipe is a high performance duplex stainless steel material with excellent corrosion resistance, high strength and good machinability.
standard:ASTM
shape:Round/Rectangle
introduction
Data table
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introduction
ASME SA 790 UNS S31803 Pipes has good corrosion resistance at high temperatures above 300℃ and low temperatures below 200℃. At the same time, it can maintain its mechanical strength and toughness at high temperatures.
The density of ASTM A790 UNS S31803 stainless steel pipe is about 8.0g/cm³, tensile strength σb≥620Mpa, yield strength σ0.2≥450Mpa, and elongation δ≥25%.
ASTM A790 GR UNS S31803 Duplex Pipes has good machinability and can be processed by a variety of processes such as cold working, hot working and welding. This makes it more flexible and convenient in the manufacturing process and can meet various complex needs.
Data table

ASTM A790 Grade S31803 Pipes Chemical Composition 

C N P Si Mn Mo Fe Cr S Ni
1.0 0.03 0.02 2.0 3.0 - 3.5 22.0 - 23.0 0.03 4.5 - 6.5 0.14 - 0.2 Bal

Equivalent Material Grade Of Duplex UNS S31803 Pipe

STANDARD UNS WERKSTOFF NR.
Duplex S31803 S31803 1.4462

Physical Properties of ASTM A790 Grade UNS S31803 Welded Pipe

Grade S31803 Density
(kg/m3)
Elastic
Modulus(GPa)
Mean Co-eff of Thermal
Expansion (μm/m/°C)
Thermal
Conductivity (W/m.K)
Specific
Heat
0-100°C( J/kg.K)
Electrical
Resistivity
(nΩ.m)
0-100°C 0-315°C 0-538°C at 100°C at 500°C
UNS S31803 782 190 13.7 14.2 19 418 850
company advantage

Why Choose GNEE

GNEE is a professional Chinese stainless steel pipe manufacturer and stainless steel pipe supplier, specializing in industrial stainless steel welded pipes and special alloy pipes, with an annual production capacity of up to 7000 tons.
The produced pipes comply with GB, ASTM/ASME, JIS, DIN, EN, GOST and ISO standards.
If any question,please contact with us freely by E-mail or Telephone

 

FAQ

Q: What services do you provide?
A: Customized service for each customer, please feel free to contact us!

Q. Do you have a quality control system?
A.Yes, we have our own quality control laboratory.

Q.Do you provide samples? Is it free or chargeable?
A.Yes, we can provide free samples, but the shipping cost will be borne by you.








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