hot dipped galvanized hollow sections 1)OD: 10-600MM 2)WT: 0.5-25MM 3) ... /m2 Standard:ASTM GB BS DIN EN. Commodityhot dipped galvanized hollow sections Dimension10-600MMThickness0.5-25MMLength5.8-12M or customizedZinc Coatinghot galvanized ... -conditioning pipe, fence, threading pipe, rolling doors, metal frame, support tube, furniture, sports equipment, fence, etcPackage1.bundle 2.in bulk 3 ...