Heavy Type NRS Resilient Soft Seated Flange Gate Valves

Design standard: EN1171:2002, EN1074

Face to face: Accordingto EN558-1 series3(BS5163) and 14(DIN F4)

Flange drilling: Accordingto EN1092 PN10-16

Size scope: DN50-DN300

Working temperature: NBR 0-70℃, EPDM 0-80℃

Working pressure: PN10-16

Suitable medium: Water

Coating: Epoxy coating with thickness ≥ 250um