Mahan beam size=20

Ez=20 Length=12000 Analysis=i7 Weight=250

Z profile tin, Tehran, size=Z*22, thickness=3

Ez=Z\*22 Thickness=3 Weight=0

Mountain climbing belt, thickness=5, length=6000, width=45, weight=10.8

Raw material = 5, length = 6000, width = 45, weight = 10.8

Various climbing belts, thickness=4, length=6000, width=55, weight=10.56

Raw material=4 length=6000 width=55 weight=10.56

Various machining belts, thickness=8, length=6000, width=80, weight=30.72

Raw material = 8, length = 6000, width = 80, weight = 30.72