Direct sales of galvanized square pipes from factories of origin, with discounted prices Galvanized square pipes are made of Q235 hot-rolled or cold-rolled galvanized strip steel or galvanized coils, which are formed by cold bending processing. اعلي تعدد ويلڊنگ کان پوء، اهي هو ۾ ڪيا ويا آهن ...
وڌيڪ پڙهو