IS 631 : 1979 Specification for Outdoor Aluminium Foodgrain Storage Bins
UDC 631.243.32 : 624.953.014.7 FAD16
Reaffirmed 2020
1 Scope
1.1 This standard prescribes the requirements of materials, dimensions, capacities and the method of construction of circular aluminium bins for bulk storage of grains at the farm level. This standard includes the flat-bottom and hopper-bottom bins made of plain aluminium sheets.