... 45 cubic meter. 45 Cuibc Meter Three Axles Light Oil Tank Semi-trailer(One) Name: 45 Cuibc Meter ... gravity, 1 compartment structure, the body of shell and covering is 5mm thickness, clapboard is 4mm thickness ... release valve, with anti-slip pavement and ladder , 4 oil drain ball valve with lock at the ... trailer.(2) Painting: Zinc-rich prime coat and final coat, color accord to the requirement of ...