Black VS Galvanized Pipe Fittings

Black iron pipe fittings and galvanized iron pipe fittings are the two generally normal sorts of lines applied to ship fluid and gas. Both dark steel pipe and electrified pipe are made of steel, notwithstanding, the excited pipe has zinc covering while dark line...

malleable iron pipe fittings definition

Malleable cast iron is commonly known as malleable iron, horse iron. The production process of vermicular graphite cast iron is: first cast into white cast iron castings, and then through forgeable annealing (forgeable annealing decomposes cementite into flocculent...

Malleable pipe fittings knowledge

Malleable iron pipe fittings were invented in 1940 and were developed and promoted by Americans. At that time, the pipe fittings were mainly used in the heat dissipation and heating system of steam engines, and the hot-dip galvanized malleable iron fittings were used...