Material:Gr.A, Gr.B,X42,X52,X65,A179,A210,STB340,ST35.8,ST45.8,etc.

Surface Finish :Treatment : Annealing and Pickling, Matt Finish or Satin Finish Mirror Finish, Wire Drawing or Hairline Finish Roughness Average : 0.1~0.2μm Outside, 0.3~0.4μm Inside.

Ends Finish :Plain Ends or Beveled Ends

Test :Eddy Current/ Hydrostatic/ Ultrasonic/ Intergranular Corrosion Or according to customers' request

Application :For use in the Petroleum, Chemical, Chemical fiber, Medical Machinery, Aerospace, Paper, Food, Shipbuilding, Environmental Protection, Boilers, Heat Exchangers, Pressure Vessels, Condensers, Water, Electricity and other industries.