DIN NRS Metal Seated Flange Gate Valves F4

Design standard: EN1171:2002

Face to face: according to EN558-1 series 14 (DINF4)

Flange drilling: according to EN1092 PN10-16

Size scope: DN50-DN300

Working temperature: 0-80℃

Working pressure: PN10-16

Suitable medium: Water

Coating: Epoxy coating with thickness ≥ 250um or painting with thickness ≥ 80um