1.1 本规范涵盖三个等级的钢铆钉，直径从 1. / 2. 到1 1. / 2. 包括在内，用于结构制造目的。等级如下: 等级 描述 1. 通用碳钢铆钉 2. 高强度碳和高强度低合金结构钢用碳锰钢铆钉 3. 耐候钢铆钉 1.2 以英寸磅为单位的数值应视为标准。括号中给出的值是国际单位制的数学转换，仅供参考，不被视为标准。

1.1 This specification covers three grades of steel rivets in diameters from 1 / 2 to 1 1 / 2 in. inclusive, for structural fabricating purposes. The grades are as follows: Grade Description 1 Carbon steel rivets for general purpose use 2 Carbon manganese steel rivets for use with high strength carbon and high strength low alloy structural steels 3 Weathering steel rivets 1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.