6 Metal goods, namely, safety fittings for pipe, especially for connection by welding, adhesive bonding, plugging, clamping or screwing, namely pipe couplings, pressure tapping tees for pipe, pipe tapping saddles, valve tapping tees for pipes, clamp tapping fittings for pipe, shut-off saddles for pipe, spigot saddles for pipe, pipe reinforcing clamps, transition couplings for junctions between pipes made of different materials, weld-on pipe flanges, pipe flange adaptors, pipe reducers, pipe caps, spigot end caps, shut-off saddle caps, tapping tee saddle caps, slide-over couplings for pipes, straight couplings for pipes, pipe elbows, pipe tees, pipe plugs, pipe repair inserts, pipe valves made wholly or primarily of metal, namely ball valves, slide valves, flap valves, stopcocks, shut-off valves, valve housings, valve bodies, valve seals, valve stems, and valve handles