Items Square tubes, round tubes, oval pipes, special shaped pipes,
empaistic pipes, fittings
Standard ASTM A554, A249, A269 and A270
Material Grade 201: Ni 0.8%~1%
202: Ni 3.5%~4.5%
304: Ni 8%, Cr 18%
316: Ni 10%, Cr 18%
316L: Ni10%~14%
430: Cr16%~18%
Outer Diameter 9.53mm--159mm
Thickness 0.3mm - 3.0mm
Length 6m or as customers' request
  a) Outer Diameter:  +/- 0.2mm
Tolerance b) Thickness: +/- 0.02mm
  c) Length: +/- 5mm
Surface Pickling and annealing
AP tube
BA tube
MP tube
EP tube
end treatment 1) Plain 
2) Beveled
3) Thread with Coupling or cap
Application Liquid or gas transportation,such as oil and gas,water or chemical liquids. 

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