... : Petroleum, chemical, machinery, electric power, shipbuilding, etc HEBEI SHUIMIAO PIPELINE CO.,LTDsize1/2" to 24" ASME B16.526"to 80" ASME ... , SO, SWF, BL, OF,LF,PLFaceRF, FF, MF, MFM, RJ, TG, RTJ, SRF,PressureClass 150Lbs, 300Lbs, 600Lbs, 900Lbs, 1500Lbs, 2500Lbs, /PN6 ...