Duplex Steel UNS S31803 Pipe Supplier

Consider the superior strength and corrosion resistance of Duplex Steel UNS S31803 Pipes for your Gas, Oil, and Industrial Chemical piping systems. GIC Pipes is your trusted supplier, offering high-quality Duplex S31803 Seamless Pipes that excel in demanding environments, providing durability and reliability.

duplex steel uns s31803 pipe

Duplex Steel UNS S31803 Pipe, Duplex S31803 Seamless Pipe, Duplex 1.4462 Pipes, Duplex S31803 Pipes, Duplex S31803 ERW Pipes

Duplex Steel UNS S31803 is known for its excellent corrosion resistance, making it a suitable choice for pipes exposed to aggressive industrial and chemical environments. Whether for oil refining, gas processing, or chemical manufacturing, our Duplex S31803 Seamless Pipes offer versatility, easily meeting the diverse needs of industrial applications.

We prioritize quality in every aspect. GIC Pipes ensures that each Duplex S31803 Pipe meets stringent industry standards, ensuring optimal performance. Tailor your solution to fit your project needs. Our team is ready to collaborate with you to provide custom Duplex Steel Pipes that meet specific requirements for your projects.

Duplex Steel UNS S31803 Pipe Specification

StandardASTM A790 / ASME SA790 UNS S31803, S32205, S32550, S32750, S32760
MaterialsASTM A815 – UNS S31803
Size1/2″NB TO 12 “NB IN
Seamless Pipes & Tubes Sizes1/2” NB – 8” NB
Welded Pipes & Tubes Sizes6” NB – 24” NB
Thickness0.5-45mm
Outer Diameter6.0-630mm
DimensionsOD(6.0-630)*WT(0.5-45)mm
ScheduleSCH20, SCH30, SCH40, STD, SCH80
TypeWelded / Fabricated / Seamless
LengthSingle Random, Double Random & Cut Length.

Duplex S31803 Pipes Chemical Composition

NiCrMoMnSiCNSPFe 
MIN4.522.03.00.14
MAX6.523.03.52.01.00.030.20.020.03Balance

Duplex S31803 Pipes Mechanical Properties

S31803 / S32205DensityMelting PointYield Strength (0.2%Offset)Tensile StrengthElongation
7.8 g/cm31350 °C (2460 °F)Psi – 80000 , MPa – 550Psi – 116000 , MPa – 80015 %

Duplex Steel S31803 Pipe Equivalent Grades

STANDARDUNSWERKSTOFF NR.
Duplex S31803S318031.4462

Dimensional Tolerance

Nominal pipe size
up to 4 = ± 0.79 mm | 5 thru 8 = + 1.58 mm / – 0.79 mm
10 thru 18 = + 2.37 mm / – 0.79 mm | 20 thru 24 = + 3.18 mm / – 0.79 mm
Wall Thickness
All Diameters = – 12.5%
+ tolerance not specified
Length
+ 6.40 mm / – 0 mm
Weight
Weight = + 10% / – 1.5%

Duplex S31803 Pipes Size Chart

WallSizes ( O.D.)
.0101/16″ , 1/8″ , 3/16″
.0201/16″ , 1/8″ , 3/16″ , 1/4″ , 5/16″ , 3/8″
.0121/8″
.0161/8″ , 3/16″
.0281/8″ , 3/16″ , 1/4″ , 5/16″ , 3/8″ , 1/2″ , 3/4″ , 1″ , 1 1/2″ , 2″
.0351/8″ , 3/16″ , 1/4″ , 5/16″ , 3/8″ , 7/16″ , 1/2″ , 16″ , 5/8″ , 3/4″ , 7/8″ , 1″ , 1 1/4″ , 1 1/2″ , 1 5/8″ , 2″ , 2 1/4″
.0493/16″ , 1/4″ , 5/16″ , 3/8″ , 1/2″ , 16″ , 5/8″ , 3/4″ , 7/8″ , 1″ , 1 1/8″ , 1 1/4″ , 1 1/2″ , 1 5/8″ , 2″ , 2 1/4″
.0651/4″ , 5/16″ , 3/8″ , 1/2″ , 16″ , 5/8″ , 3/4″ , 7/8″ , 1″ , 1 1/4″ , 1 1/2″ , 1 5/8″ , 1 3/4″ , 2″ , 2 1/2″ , 3″
.0831/4″ , 3/8″ , 1/2″ , 5/8″ , 3/4″ , 7/8″ , 1″ , 1 1/4″ , 1 1/2″ , 1 5/8″ , 1 7/8″ , 2″ , 2 1/2″ ,3″
.0951/2″ , 5/8″ , 1″ , 1 1/4″ , 1 1/2″ , 2″
.1091/2″ , 3/4″ , 1″ , 1 1/4″ , 1 1/2″ , 2″
.1201/2″ , 5/8″ , 3/4″ , 7/8″ , 1″ , 1 1/4″ , 1 1/2″ , 2″ , 2 1/4″ , 2 1/2″ , 3″
.1253/4″ , 1″ , 1 1/4″ , 1 1/2″ , 2″ , 3″ , 3 1/4″
.1341″
.2503″
.3753 1/2″

Industries We Serve Our Duplex Stainless Steel UNS S31803 Pipe

  • Oil and Gas Industry: Oil and gas transportation through pipelines, refineries, and petrochemical processes.
  • Chemical Industry: Handling and transporting various chemicals, acids, and corrosive substances.
  • Construction Industry: Water supply systems, structural components, plumbing, and HVAC systems.
  • Automotive Industry: Exhaust systems, fuel lines, and hydraulic systems.
  • Aerospace Industry: Aircraft fuel, hydraulic, air conditioning, and pressurized cabin systems.
  • Water Treatment Industry: Distribution of treated water, sewage systems, and desalination plants.
  • Power Generation Industry: Cooling systems, steam and gas turbine installations, and nuclear power plants.
  • Mining Industry: Slurry transportation, mine dewatering, and extraction processes.
  • Food and Beverage Industry: Food-grade piping for transporting liquids and gases in processing plants.
  • Pharmaceutical Industry: Hygienic piping systems for drug manufacturing and distribution.
Open chat
Scan the code
Hello
Can we help you?