Product Description Zhengde Galvanized steel pipes are divided into cold-galvanized pipes and hot-dip galvanized pipes. According to the shape, they are divided into galvanized round pipes and ...View More
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Hot/Cold Rolled ERW Square/Rectangular Hollow Section Dx51d Dx52D Z30 Z120 Galvanized Steel Pipe for Hydraulic/Automobile Pipe and Oil/Gas Drilling