ISO 6305-3:1983

This part of ISO 6305 specifies the quality requirements of the product and the conditions of acceptance testing for sleepers. When the products are to be manufactured from flat plates, an alternative but equivalent specification may be agreed between the purchaser and the manufacturer. Annex A includes the checking of dimensions and tolerances, annex B shows a check gauge for inclination of the rail seats, and annexes C and D contain progressive sampling plans.