Metal Joints For Pipe rack system: 1. Simple & Easy Operation 2. Can be taken down easily ... pipe worktable,pipe rack,production line.Features as below:(1)Economic ,enviromental(2)Easy to use(3)Recycable(4 ... automobile,production line , warehouse, supermarket,and so on.1.Professional manufacture:We are professional in producing Hardware products.2 ... . Metal joint for 28mm flow sustainable pipe system H-1