hot dipped galvanized steel pipes/tubes 1)OD: 10-426MM 2)WT: ... testing, infrared testingApplicationWidely used in fire fighting, gas pipes, water transport and water supply projects; building, central ... air-conditioning pipe, fence, threading pipe, rolling doors, metal frame, support tube, furniture, sports equipment, fence, etcPackage1. ... strictly hot dipped galvanized round steel pipes/tubes