KEROTEST

(1) MANUALLY OPERABLE VALVES AND SELF-ACTING VALVES-NAMELY, GATE, GLOBE, ANGLE, CHECK, THROTTLE, BALL, CHOKE, NEEDLE, AND RELIEF VALVES FOR FLUIDS, [ FILL AND VAPOR RETURN AND VENT VALVES FOR USE IN FEEDING COMPRESSED GASES FROM ONE PRESSURE CONTAINER INTO ANOTHER, VALVES FOR INSTALLATION ON COMPRESSED GAS CYLINDERS AND ] OTHER PRESSURE CONTAINERS, AND VALVE MANIFOLDS TO BE CONNECTED TO FLUID LINES; AND FOR (2) FITTINGS FOR PIPE AND TUBE LINES FOR FLUIDS-NAMELY, T'S, ELBOWS, CROSSES, UNIONS AND COMPANION FLANGES, CLOSING PLUGS, [ SAFETY FITTINGS WITH FUSIBLE ELEMENTS, SAFETY FITTINGS WITH FRANGIBLE ELEMENTS, PIGTAILS, BY-PASS CONNECTIONS, ORIFICE FLOW NIPPLES AND ORIFICE BUSHINGS, ] BOLTS, STUDS, NUTS, METALLIC WASHERS FOR VALVES AND FITTINGS, THREADED OUTLET CAPS, AND ADAPTERS TO FIT TOGETHER CONNECTIONS OF DIFFERENT DIAMETERS