... ,5m to 12m randomPipe line3" to 18"SCH20,30,40,60,STD XSAPI5LGR.B/X42,X52,X605.8m,6m,5m ... to 12m randomERW Steel pipe8" to 28"SCH20,30,40,60,STD XS,80ASRM A53GR.B5.8m,6m,5m to ... 12m randomSpiral steel pipe8" to 36"SCH20,30,40,60,STD XS,80AY/T5037-20015.8m,6m,5m to ... Usage 1. Low and middle pressure fluid transportation pipeline 2. Casing Tube 3. Boiler Pipe 4. Petroleunm and natural gas industry 5. ...