The conveying accessories specified in this standard are installed on the precision roller chain for short-pitch transmission (GB 1243.1-1983), that is, the precision roller chain for short-pitch conveying for general mechanical conveying (referred to as roller conveying) is derived. chain) with a pitch range of 12.70 to 50.80mm.
GB 1243.2-1983 history
2006GB/T 1243-2006 Short-pitch transmission precision roller and bush chains,attachments and associated chain sprockets
1997GB/T 1243-1997 Short pitch transmission precision roller chains and chain wheels
1983GB 1243.2-1983 Short pitch transmission precision roller chains--Attachments for conveyors
GB 1243.2-1983 Short pitch transmission precision roller chains--Attachments for conveyors was changed to GB/T 1243-1997 Short pitch transmission precision roller chains and chain wheels.