... to Europe,Africa,South America. 4.EPDM seat DIN3202 F4/F5 NRS Gate Valve Specification:1. Size: 1 ... DN600)2. Design Standard: BS5163, AWWA C509/C515, DIN3202 F4/F5, MSS SP-70.3. End Flange Connection: ANSI ... Pneumatic operator, Opening indicator, With limit switch, Others.8. Type: Non rising stem, Rising stem9. Finishing: Epoxy coating, ... 311-85520268/9, Fax: +86-311-85520266 DIN3202 F4/F5 NRS Gate Valve