The sealed pipe of the domestic gas pipe of the factory, thickness=3, width=6000, diameter=5

Raw material=3, width=6000, diameter=5

Mountain base fabric belt, thickness=6, length=6000, width=50, weight=14.4

Raw material = 6, length = 6000, width = 50, weight = 14.4

Sealed pipe, household gas pipe, warehouse, thickness=3, width=6000, diameter=5

Raw material=3, width=6000, diameter=5

Various machining belts, thickness=4, length=6000, width=50, weight=9.6

Raw material = 4, length = 6000, width = 50, weight = 9.6