本标准涵盖了玻璃和非玻璃陶瓷卫浴装置，并规定了材料、结构、性能、测试和标记的要求。本标准的性能要求和试验程序适用于所有类型的抽水马桶和小便器，这些马桶和小便器排放到永久性建筑物和构筑物的重力排水系统中，与占用情况无关。本标准涵盖以下卫浴设备:A）浴缸；B） 坐浴盆；C） 饮水机；D） 用于机构应用的固定装置；E） 厕所；F） 淋浴底座；G） 水槽:H）小便器；抽水马桶。i） 酒吧下沉；ii）诊所水槽；iii）厨房水槽；iv）实验室水槽；v） 洗衣槽；vi）服务水槽；和vii）公用事业水槽；本标准为“协调”标准，是根据行业对美国和加拿大都可接受的统一标准的要求而制定的。值得注意的是，A112。19.2已成为墨西哥、巴西、中国、菲律宾和其他地方类似标准的“种子文件”。 A112。19.1/A112。19.2/A112。19.3将与ASME A112系列其他卷中描述的部件一起使用。仔细应用这些A112标准将有助于用户遵守相关法规，同时从这些卷中详细介绍的许多行业最佳实践中获得操作和安全效益。 适用于管道材料和设备制造商，以加强节水并遵守管辖法规，以及政府和其他监管机构。

This Standard covers vitreous and non-vitreous china plumbing fixtures and specifies requirements for materials, construction, performance, testing, and markings. This Standard's performance requirements and test procedures apply to all types of water closets and urinals that discharge into gravity drainage systems in permanent buildings and structures, independent of occupancy.This Standard covers the following plumbing fixtures:A) bathtubs;B) bidets;C) drinking fountains;D) fixtures for institutional applications;E) lavatories;F) shower bases;G) sinks:H) urinals; andI) water closets.i) bar sinks;ii) clinic sinks;iii) kitchen sinks;iv) laboratory sinks;v) laundry sinks;vi) service sinks; andvii) utility sinks;This Standard is "harmonized" - developed in response to industry requests for uniform standards that would be acceptable in both the United States and Canada. Notably, A112.19.2 has served as a "seed document" for similar standards in Mexico, Brazil, China, the Philippines and elsewhere.A112.19.1 / A112.19.2 /A112.19.3 are to be used in conjunction with components described in other volumes of the ASME A112 series. Careful application of these A112 standards will help users to comply with pertinent regulations, while achieving the operational and safety benefits to be gained from the many industry best-practices detailed within these volumes. Intended for manufacturers of plumbing materials and equipment to enhance water conservation and comply with jurisdictional regulation, plus governmental and other regulatory bodies.