本文件规定了主要用于农业和林业拖拉机、机器、设备和拖车以及建筑机械的公制系列轮胎的轮胎规格名称、尺寸计算公式、标记以及轮胎和轮辋协调。 它适用于安装在5°和15°锥形轮辋上的斜交、斜交和子午线轮胎。 注:代码指定系列: -ISO 4251规定了农业拖拉机和机械用斜交轮胎（标有帘布层等级）- 1和ISO 4251-2； -ISO 8664规定了农用拖拉机驱动轮轮胎的子午线轮胎（标有服务说明）； -ISO 18807[1]规定了伐木和林业机械用轮胎； -ISO 13442规定了建筑/工业拖拉机的轮胎。 [1] 正在准备中。发布ISO/DIS 18807:2018时的阶段。

This document establishes the tyre size designation, the dimensional calculation formulae, the markings and the tyre and rim coordination for the metric series of tyres primarily intended for use on agricultural and forestry tractors, machines, equipment and trailers and for construction machines. It applies to diagonal, bias-belted and radial tyres mounted on 5° and 15° tapered rims. NOTE Code designated series of: — diagonal (ply rating marked) tyres for agricultural tractors and machines are specified in ISO 4251-1 and ISO 4251-2; — radial (service description marked) tyres for agricultural tractor-drive-wheel tyres are specified in ISO 8664; — tyres for logging and forestry machines are specified in ISO 18807[1]; — tyres for construction/industrial tractors are specified in ISO 13442. [1] Under preparation. Stage at the moment of publication ISO/DIS 18807:2018.