USE: A213 : Seamless Ferritic and Austenitic Alloy-Steel Boiler,Superheater,and Heat-exchanger tubes A269 : Seamless and Welded Austenitic Stainless Steel Tubing for General Service A312 : Seamless,Welded and Heavily Cold Worked Austenitic Stainless Steel Pipes
Weight Count:(Just for 304) Weight(Kg/M)=(D-S)*S*0.02490 D:Outside Diameter S:Wall-Thickness
SS Tubing Delivery Condition : As different requirements,It including bright annealing,pickling,etc.
Packing: 1.Standard Packing 2.Woodbox Packing
Other Test: 1.Hydrostatic or Nondestructive Electric Test 2.Marking 3.Grain Size,etc
More information according the standard: A213 304 SS Tubing A269 304 SS Tubing A312 304 SS Tubing
Heat-Exchanger Tube & Boiler Tubes|Tube Seamless|Seamless Square Tubing|Tube SS