The main component of the seamless carbon steel pipe is carbon, and may contain a small amount of silicon, manganese, sulfur, phosphorus and other elements to improve its performance. According to the different use and manufacturing process, it can be divided into a number of varieties, such as ordinary seamless steel pipe, low and medium pressure boiler pipe, high pressure boiler pipe, alloy seamless pipe and so on.
1.API 5L GR.B, X42,X52,X60,X65 PSL1 & PSL2
Size range: 2″ – 24″
Schedules: STD,SCH100,SCH120,SCH160,XXH
utilized for the water and petroleum industry to transport liquids or as platforms on off-shore rigs.
2.ASTM A53 GR.B, ASTM A106 GR.B
Size range: 1/8″ – 26″
Schedules: SCH20, SCH30, SCH40, STD, SCH100, SCH120,SCH160,XXH
utilized for services ranging from structural supports to steam drum headers with temperature ranges up to 800°F
utilized for structural support, etc.