check valve Model:300X check valve Nominal diameterDN20-1000mm check valve Nominal pressure:PN1.0-2.5MPa Applicable temp 0-80 check valve Model: 300X

check valve Nominal diameter: DN20-1000mm

check valve Nominal pressure: PN1.0-2.5MPa

Applicable temperature: 0-80C

Applicable Material: water

Slow closing check valve