。ICS 23.040.10H48中 华 人 民 共 和 国 国 家 标 准GB /T 13295—2025代替GB/T13294-1991GB/T13295-1991水及燃气管道用球墨铸铁管、管件和附件Ductile iron pipes,fittings and accessories for water or gas applications(ISO2531:1998 Ductile iron pipes, fittings, accessories and theirjoints for water or gas applications, MOD)2003-03-03 发布2003-08-01 实施中 华 人 民 共 和 国国 家 质 量 监 督 检 验 检 疫 总 局发 布目 次前 言..............................................................................III1 范围...................................................................................................................................................................12 法律规范性引用文件.......................................................................................................................................13 术语和定义.......................................................................................................................................................14 分类...................................................................................................................................................................35 尺寸、外形、重量及允许偏差.......................................................................................................................36 技术要求.........................................................................................................................................................467 试验方法.........................................................................................................................................................488 检验规则.........................................................................................................................................................509 标记和质量证明书.....................................................................................................................
