28 Nov NF – Valves and seal for gas installation (NF078) – MARQUE NF
Posted at 13:54h
in Sanitary equipment and plumbing
VALVESNominal diameter Maximum operating pressure Temperature class Dimensional characteristics Tightness Reference flow rate Operating torque Mechanical strength Marking, instructions, packagingSEALNominal diameter Familly of sealTemperature class D ...