Oil Pipeline ASTM A53 Seamless Steel Pipe

Seamless steel pipe is a steel pipe that is perforated from a whole round steel and has no welds on the surface. Seamless steel pipes are mainly used as petroleum geological drilling pipes, petrochemical cracking pipes, boiler pipes, bearing pipes and high-precision structural steel pipes for automobiles, tractors and aviation. Product Name Oil Pipeline ASTM A53 Seamless Steel Pipe Standard Bs、Gb、Astm、Jis、Din、Api Material Q195、Q215、Q235、Q345 Technology Erw Tolerance Control with in the standard, OD:+/-1%, WT:+/-5% Chemical Composition C:≤0.25% Mn:≤0.95% P:≤0.05% S:≤0.045% Cu:≤0.40% Ni:≤0.40% Cr:≤0.40%…