... "-48",DN15-DN1200 3.Material:carbon steel,stainless steel 4.Pressure:150LBS-6000LBS 5.PL,SO,WN Cangzhou Shengtong Stainless Steel ... Products Co.,Ltd is the high-tech enterprise. Integrating Design , Processing , Sales .It is a manufacturer ... world to work together with us for a brighter future. High pressure carbon steel flange