Specification:Austenitic-Ferritic(Duplex) Grade of Stainless Steel Welded and Seamless Tubes
Application:For Fluid Transport
PSL1 Grade:022Cr22Ni5Mo3N 022Cr23Ni5Mo3N 022Cr25Ni7Mo4N 06Cr26Ni4Mo2  022Cr19Ni5Mo3Si2N 022Cr25Ni6Mo2N
Manufacture:Seamless or Welded Process
Section of Shape:Round
Outside Diameter: 15mm to 650mm according to GB/T 21835
Wall Thickness:According to  GB/T 21835 or   Specified
Length of Pipe:Fixed 5.8/6 Meters or SRL/DRL or Specified
Permissible Variations:According to  GB/T 21835 Standard
End of Finish: Plain & Beveled End &THD with Coupling
Heat treatment:Heat Treated
Surface:Bare or Coated Protective Paint or Anticorrosive Coating
MTC: Mill Test Certificate according to GB/T 2102 or EN 10204 3.1B
Marking & Packing: According to GB/T 2102 or Specified 
MOQ:5 Tons
Transportation:FCL&LCL by sea
Delivery:10-15 days after signed contract
Payment:L/C or T/T or D/P or O/A



Relevant Links:

1ASTM A135 Electric-resistance-welded(ERW) steel pipe in NPS 2 to NPS 30
2ASTM A795Black and Hot-Dipped Zinc-Coated (Galvanized) Welded and Seamless Steel Pipe for Fire Protection Use
3EN 10224Non-alloy Steel Tubes for the Conveyance of Water and Other Aqueous Liquids
4EN 10255Non-alloy Steel Tubes Suitable for Welding and Threading
5GB/T 12771Welded Stainless Steel Tubes for Liquid Delivery
6GB/T 13793Steel Pipes with a Longitudinal Electric Resistance Weld
7GB/T 14976Seamless Stainless Steel Tube for Fluid Transport
8GB/T 21832&3Austenitic-Ferritic(Duplex) Grade of Stainless Steel Welded and Seamless Tubes
9GB/T 3091Welded Steel Pipes for Low Pressure Liquid Delivery
10GB/T 8163Seamless Steel Tube for Liquid Service
11JIS G3442Galvanized Steel Pipes for Ordinary Piping
12JIS G3443Coated Steel Pipes for Water Service
13JIS G3452Carbon Steel Pipes for Ordinary Piping