... .ISO9001,14001,PCI passed 2.Material:114 steel pipe. 3.size:7.32*2.44m ... fadeMaterial Spec.Cross bar: high qality round steel pipe diameter is 114mm, thickness—3mmUpright column: ... 114mm, thickness—3mmPole support: high qality round steel pipe diameter is 33mm, thickness—2.5mmBenifitsHigh ... with the collection of scientific research, production, supply and marketing, alliances and service . The "five ...