BS AU 50-1.4.8-1998 轮胎和车轮.农用拖拉机和机械的轮胎.农用拖拉机驱动轮滚动周边的测量方法
Tyres and wheels - Tyres - Agricultural tractor and machine tyres - Method of measuring tyre rolling circumference for agricultural tractor drive wheels
This International Standard specifies the method for measuring rolling circumference for new tyres, under loaded conditions, made for use on agricultural tractors and machines, and applies to agricultural tractor drive wheel tyres in diagonal and radial construction.