ERW Pipe, Galvanized Steel Pipe, Carbon Steel Pipe manufacturer / supplier in China, offering UL1242 Electrical Intermediate Metal Conduit Double-Ended Threaded for Solar Farm and Renewable Energy Projects, ANSI C80.1 Rigid Steel Conduit with Color Coded Thread Protectors for Commercial Building Electrical Infrastructure, Hot DIP Galvanized Rigid Steel Conduit UL6 Certified for Oil & Gas Refinery Electrical Wiring and so on.