309s Stainless Steel Pipe

Products: 309s stainless steel pipeProcess:Seamless,Website:http://www.xf-stainless-steel.com,welded,annealed,hardened,heat treated and cold treatedType:Round,Square,Rectangular Standard:ASTM A213,ASTM A269, ASTM A249,ASTM A312,etc.Seamless pipe:OD:3-577mm,Wall thickness:0.4-14mmWelded pipe:OD:6-219mm,Wall thickness:0.3-4mmLength:1-6m Surface treatment:No.1,2B,BA,No.4,hairline,mirror finish,etc. Application: 1.General industries:chemical processing, oil and gas, pharmaceutical2.Petrochemical equipment,super heater,heat exchanger3.Fluid, gas and oil transport,sea water cooling devices4.Pressure and heat transmission5.Acid and fertilizer production equipment, pulp and paper processing, seawater cooling facilities Chemical Analysis: Cr:22.0-24.0%     Ni:12.0-15.0%   C≤0.08%   Si:≤1.0%                                   Mn≤2.0%                 P≤0.045%          S≤.030%                                                                                                              Mechanical Capacity: TS≥515N/mm2    YS≥205N/mm2     Elongation≥40%Density:8.03 g/cm3