... , refining furnaces etc. 1 General usage pipeProduct Description: Tube for general structure, gas & water transportation.Standards: ASME/ASTM: ... thickness range from 0.5mm to 38.1mm.For sizes other than given, please check with our office ... 3 Hydraulic tubeProduct Description: Hydraulic system, Mechanism in automation, fuel tubes for aircrafts, instrumentation Standards: ASTM/ASME A213/SA213, A269/ ...