JIS B8803-2008《带式输送机用托辊》

This Standard specifies the rollers (hereafter referred to as "rollers for belt con-
veyor') used for carrier side and return side of stationary type rubber belt conveyor to
be used mainly for transportation of bulk materials (ore, soil and sand, coal, cement,
cereals, etc.) and also roller stands.
NOTE I This Standard is to specify mainly the classification and dimensions of
rollers for belt conveyor and its provisions are not intended to be used
for assessing the conformity of the products.
~ NOTE 2 The International Standard corresponding to this Standard and the
symbol of degree of correspondence are as follows.
ISO 1537: 1975 Continuous mechanical handling equipment for loose
bulk materials -- Troughed belt conveyors (other than portable con-
veyors) -- Idlers (MOD)
The symbols which denote the degree of correspondenc