HGD welded mesh is also namded HGD welded wire mesh and hot galvanized welded mesh. It is welded by the black iron wire, then put the black welded mesh in the hot zinc to dip. It is very strong on the anti-rust.
HGD welded mesh sizes:
Material: Q235 wire;
Wire diameter: 1.0mm;
Opening: 1/2";
Width: 3ft;
Length: 100ft.
http://www.alexwiremesh.com/hot-galvanized-welded-mesh/
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