... 0.3~0.8mm. The features of Stainless Steel Composite Pipes/Tube: Commodity:Stainless Steel Compound Pipes/TubeMaterial: ... Stainless steel composite pipe [Inner Layer: Carbon Steel Q195/Q235, Outer ... Air Conditioner Piping, Seat, Balancer, Bumper, Window Frame, Handle Bar, Car Body Frame etc.2, Furniture:Indoor/Outdoor Furniture, WROUGHT IRON ...