Duplex Steel Tube

Duplex Steel Tube Manufacturer in India

Duplex Steel tube
Duplex Steel tube

Specification Of Duplex Steel Tube

Standard ASTM, AISI, GB, JIS, customers' requests available
Size Round Tube: OD: 16-119mm or customized
Thickness 0.25mm-3.0mm
Length 6m or according to customers' request
Sample Free sample is available, but freight should be paid by you
Tolerance Outer diameter: ±0.2mm
Thickness: ±0.05mm
Length: ±0.5mm
Ends In plain end or bevelled ends or as your requirements
Welding Line Type ERW (Electrical Resistance Weld)
Finishing A. Sanded
B. Gloss #400,Mirror #600 - #1000
C. Brushed
D. Wood Grain
E. Embossed, Threaded
Application Decorations, constructions, food industry, etc.
Certification ISO, SGS
Round Pipe Size 16, 17, 18, 19, 20, 21, 22, 23, 25, 28, 31.8, 35, 36, 38.1, 48, 50.8, 60, 63.5, 76.2, 89, 101, 114 mm
Square Pipe Size 17, 18, 19, 20, 21, 22, 23, 24, 25, 28, 30, 36, 38, 50 mm
Rectangle Pipe Size 10*30, 10*40, 10*50, 20*10, 23*11, 24*12, 25*13, 28*25, 28*13, 29*14, 30*15, 30*20, 30*22, 34*22, 36*23, 50*25, 60*30, 75*45, 95*45 mm
Thickness exact 0.25, 0.28, 0.32, 0.37, 0.41, 0.51, 0.61, 0.71, 0.91, 1.11, 1.15, 1.41 mm
Length 6m or according to customer’s request
Outer diameter 6.35-219mm
Tolerance Outer diameter :±0.2mm
Thickness :±0.02mm
Length :±0.5mm
Process method Code drawn, annealed with nitrogen protection, ultrasonic, automatic shape, polished
Test Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Magnetic particle detector

Chemical Properties of Duplex Steel Tube

S31803 / S32205 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

Mechanical Properties of Duplex Steel Tube

S31803 / S32205 Density Melting Point Yield Strength (0.2%Offset) Tensile Strength Elongation
7.8 g/cm3 1350 °C (2460 °F) Psi – 80000 , MPa – 550 Psi – 116000 , MPa – 800 15 %