size:dn10-dn600 Place of Origin:Hebei China(mainland) materail: cs and ss coating:rust proof oil,yellow,galvanized We can supply various standard and material flanges FLANGE:WELDING NECK ,SLIP ON ,BLIND ,PLATE,THREADED,LAPPED ,SCREWDE,SOCKET WELDING PRESSURE:1) ANSI B 16.5 :CLASS150.300.600.900.1500.2500 2) DIN .GOST .EN1092.BS 4504 STANDARD: PN6.PN10.PN16.PN25.PN40.PN64.PN1003) SABS1123:600Kpa. ...