The heat preservation spiral steel pipe is the heat preservation treatment to the spiral steel pipe. The main insulation method is the polyurethane heat preservation spiral pipe
Patented automotive cable provides more reliable mechanical and electrical performanceStrict design and production control provide pull that exceeds customer expectationsMechanical properties such as pulling force.
The Spiral Bridge slot well screen is a kind of spiral screen pipe which has the bridge shape slot, it’s welded by the double-side automatic submerged arc welding technology. Compared with the traditional Bridge slot screen
The body and keepers of aluminium bolted type tension clamp are malleable iron,cotter-pins are stainless steel and the other parts are steel.All ferrous parts are hot-dip galvanized.