... - 12m according to custome High Pressure Boiler Seamless Steel Pipes Features: 1) Commodity: seamless and welded austenitic stainless steel pipes 2) Process method: cold drawn / cold ... and square pipeMaterial20#, 45#,Q235,20G,A106B,A53B,AISI 1010, AISI 1020, AISI 1045EndPlain, beveled, with end cap High Pressure Boiler Seamless Steel Pipes