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High Tempreture High Pressure Seamless Carbon Steel Pipe A106 GrB 5" SCH40 ANSI B36.19 Material ASTM A106,A53GRB,A53-A,A106-A,A192,A226,A315-B,A106-B,A178-C,A210-A-1,A210-C,A333-1.6,A334- 1.6,A333-7.9...