ICS 点击此处添加 ICS 号 点击此处添加中国标准文献分类号 中华人民共和国国家标准 GB/T XXXXX—XXXX      建筑产品Ⅲ型环境声明 Type Ⅲ Environmental Declaration for Building Products （ISO 21930:2017 Sustainability in buildings and civil engineering works—Core rules for environmental product declarations of construction products and services，IDT） （征求意见稿） （2020.7） XXXX - XX - XX发布 XXXX - XX - XX实施 GB/T XXXXX—XXXX 目  次 前言..................................................................................................................................III 引言..................................................................................................................................IV 范围................................................................................................................................1 规范性引用文件................................................................................................................1 术语和定义.......................................................................................................................2 缩略语...........................................................................................................................14 一般规定........................................................................................................................15 5.1 核心 PCR 的目标.......................................................................................................15 5.2 生命周期阶段及其信息模块和模块 D............................................................................15 5.3 用于相似产品组的平均 EPD........................................................................................18 5.4 建筑产品 EPD 的使用.................................................................................................19 5.5 建筑产品 EPD 的可比性..............................................................................................19 5.6 文档........................................................................................................................20 6 PCR 的制定与使用..........................................................................................................20 6.1 核心 PCR 的结构.......................................................................................................20 6.2 核心 PCR 与子类别 PCR 的关系...................................................................................21 6.3 子类别 PCR 的制定....................................................................................................22 7 用于 LCA 的 PCR............................................................................................................22 7.1 方法学框架...............................................................................................................22 7.2 清单分析..................................................................................................................36 7.3 描述来自 LCA 的主要环境影响的影响评价指标..............................................................43 8 附加环境信息.................................................................................................................44 8.1 总则........................................................................................................................44 8.2 未包含在预设 LCIA 指标中的附加 LCA 相关环境信息.....................................................44 8.3 非来源于 LCA 或与 LCA 不相关的附加环境信息............................................................44 8.4 强制性附加环境信息..................................................................................................45 9 EPD 的内容....................................................................................................................45 9.1 总则........................................................................................................................45 9.2 一般信息声明...........................................................................................................45 9.3 方法学框架声明........................................................................................................46 9.4 技术信息与情景假设的声明........................................................................................47 9.5 来自 LCA 的环境指标的声明.......................................................................................48 9.6 附加环境信息声明.....................................................................................................49 10 项目报告......................................................................................................................49 10.1 总则....................................................................................