????????????PN16??EN1333??????????0...30%30...100%??(VXI47...)0...100%•??ngl=3??VDI/VDE2173•?????????(VXI47...)??DINEN1349kvs??0...0.02%kvs??0.5...2%??????????????????????????????????VDI2035??????0...95°C???Sv>50(DN15)?>100(DN?20)???????1600kPa(16bar)?ISO7268/EN1333????20mm?????????????????C***91K(Rg5)???????EPDMO???????????????”?????Rp...??ISO7/1????????”Sv=???kvs/kvr???VDI2173kvs=?????(H100)????????100Kpa(1bar)??5°C?30)