L245NB seamless steel pipe,L245NB oil pipes stock

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L245NB seamless steel pipe production technology:Cold rolled(drawn);

L245NB seamless steel pipe application:A large number of channels for transporting fluids, such as the transportation of oil, natural gas, gas, water and some solid materials, pipes, etc.

L245NB belong to an oil pipeline tubes. L245 is better than the material, L245NB Longitudinal expressed in N L245 steel is deformed into the fire. Meaning B is B grade steel. So L245NB L245 is represented on the basis of the deformation normalizing.

L245NB chemical composition and mechanical properties of the oil pipeline:

Chemical composition: C: not more than 0.16 Mn: 1.15 S: not more than 0.030 P: not more than 0.030

Mechanical properties: Yield strength: 245 MPa Tensile strength: 415 MPa Elongation: 21 min

L245NB oil pipeline Standard: GB9711.2-1999

L245NB oil pipeline specifications: diameter 60-726 * thickness 3-60, American Standard Specifications: 1/4 -28 〃〃 ,13.7-711 .2 mm