Large Diameter 31803 S2205 Super Duplex Stainless Steel Tube 1mm - 10mm Thickness

Delivery Time:3-5 days
Certification:CE,FCC,MSDS

Large Diameter 31803 S2205 Super Duplex Stainless Steel Tube 1mm - 10mm Thickness

Specifications:

S31803 dual phase stainless steel tube characteristics

PREN value 32 ~ 33

The corrosion resistance of the alloy S31803 AISI is between 316L UNS and 6%Mo+N austenitic stainless steel.

The yield strength is stronger than that of 18-8 type austenitic stainless steel by about 2 times.

Technical Parameter for Duplex Steel Pipe	Tensile Strength	≥620Mpa
Yield Strength 0.2%	≥450Mpa
Elongation %	≥25
HRC	≤30.5
HB	≤290
PRE	32-33
Surface	Acid wash, annealing
Ends	Beveled and Caps
Packing	Woven bags or wooden cases	About 2ton for each bundle
Dimension	OD Size	6mm - 325mm
Thickness	1mm - 10mm
Length	5 - 5.8m, 6m,double random length
Certificate	ISO/SGS/BV/Lloyd/ABS/CCS/RINA/GL/DNV

 Description:

S31803 Duplex steel pipe chemical component

S31803 duplex stainless steel tube is a medium alloy duplex steel which has good resistance to chloride stress. In the alloy type - representative brand is S31803 UNS (22Cr-5Ni-3Mo-0.15N); S31803 dual phase steel tube in three kinds of dual phase steel (2205 duplex stainless steel tube, 2507 duplex stainless steel tube, S31803 duplex stainless steel seamless tube) in the most widely used.

Applications:

Used in industries as chemical engineering, petroleum, medicine, food, energy, nuclear power, aerospace, 

environmental protection, boiler, gas, war industry, machinery, ship building and so on. 

Competitive Advantage:

Our factory is near to raw material market and high-speed way,  the producing cost is low.

Our factory have long history for producing Duplex Steel Pipe, both producing and testing machine is 

advanced and perfect.

Our factory was certificated by BV/ISO/LR/RINA/CCS/GL/ABS/DNV, which can improve the quality.

We participated in many famous projects with our pipes. 

Duplex Steel Pipe