... PE(PE-X,PPR,PE-RT),STEEL,PE 2.OHSMS,R.I.SO9001,ISO Certificate 3.For both cold water and ... :2000;ISO14001;CJ/T 183-2008;CJ/T 253;OHSMS;R.I.SO9001 Certificates verify,PE(PE-X,PPR,PE-RT ... 's specification:Dn(mm)Pipe Wall Thickness(mm)Working Pressures L.R.T(MPa)Working Pressures Q(MPa)202.02.51.0252 ...