Covers emergency valves that are intended to be used for the
control of flammable and combustible liquids. They are of the
type used in the assembly of motor fuel dispensing equipment and
associated piping systems. Valves covered by this Standard are
for use with flammable and combustible liquids which are handled
at temperatures within the range of -40 degrees C to +50 degrees
C.
CAN/ULC-S651-M90-1990 history
1990CAN/ULC-S651-M90-1990 Standard for Emergency Valves for Flammable and Combustible Liquids