China JIANZHI Threaded Black Pipe Fittings

Threaded black pipe fittings has helical ridges carved onto its outer surface, which create a secure connection between pipe components. Here are some key points about pipe fittings manufacturer JIANZHI’s threaded black pipe fittings: Threaded Connections: The...

JIANZHI Blackened Steel Pipe For Wholesale

Blackened steel pipes undergo a blackening treatment that gives them their characteristic dark appearance. After forming, black steel pipes go through a blackening process to achieve their dark appearance.The most common method is hot-dip galvanization or hot-dip...

Export Black Steel Piping Product from China JIANZHI

Black steel piping find wide-ranging applications in various industries due to their unique properties and appearance. Here are some common uses of black steel pipes from black pipe fittings manufacturer JIANZHI: Plumbing and Water Supply: Black steel pipes are...