GOST 14981-1969 Rectangular steel all-cast moulding boxes having nside dimensions length from 900 to 1200 mm width 700 800 mm height from 150 to 400 mm Construction and dimensions《.pdf

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GOST 14981-1969 Rectangular steel all-cast moulding boxes having nside dimensions length from 900 to 1200 mm width 700 800 mm height from 150 to 400 mm Construction and dimensions.pdf,GOST149811969RECTANGULARSTEELALLCASTMOULDINGBOXESHAVINGNSIDEDIMENSIONSLENGTHFROM900TO1200MMWIDTH700800MMHEIGHTFROM150TO400MMCONSTRUCTIONANDDIMENSIONSPDF