... through the pipeline pipeline to the oil and gas industry enterprise. Line pipe includin CARBON STEEL SEAMLESS PIPE API-5L GR. B, X42, ... as customers' required8) Application: The products are widely used in oil & gas, fertilizer, petroleum, boiler, power station, centrastation, ... food industry, medical equipment.9) Standard: Seamless – ASTM A106, API 5L, ASTM A179, , ASTM A53, ASTM A192, ASTM A333 ...