... Europe,Africa,South America. 4.EPDM seat DIN3202 F4/F5 NRS Gate Valve Specification:1. Size: 1 ... )2. Design Standard: BS5163, AWWA C509/C515, DIN3202 F4/F5, MSS SP-70.3. End Flange Connection: ANSI ... (PN10, PN16), DIN 2501(PN10, PN16), BS 10 Table E4. Disc: Grey iron, Ductile iron, with or ... times of working pressureWorking Temperature-10°C to 80°C (NBR)-10°C to 120°C (EPDM)Suitable MediaWater, Oil and ...