本文件旨在为公寓、宿舍、酒店/汽车旅馆、医院/养老院、工业、办公室和学校等建筑类型中1-3/4”和1-3/8”标准钢门的选择和使用制定指导标准。

This document was developed to establish guide criteria for the selection and usage of 1-3/4" and 1-3/8" standard steel doors in such building types as apartment, dormitory, hotel/motel, hospital/nursing home, industrial, office and school.