················································································································。···… n ‘ 胜 范围 ···············································································································…… 1 2 规范性引用文件 ········..······················································································……1 飞 口 术语和定义 ··························································。···········································…… 1 4 型号与基夲参数 ················。···············································································……2 5 连接尺寸 ····································,····································································…… 2 技术要求 ·········································································································…… 4 检验方法及检验规则 ·······························,···················································.··..·……5 8 标志、包装、运輸和贮存 ·········。··········································································……6 参考文献 ···································································································。·····.··.·…… 7 SY/T 前 言 本标准修订并代替SY/T 《石油钻机用水龙头》 本标准与SY/T相比,主要差异如下: — 标准洺称改为 《石油钻机和石油钻机和修井机机用水龙头》; — 将石油钻机和石油钻机和修井机机用水龙头的级别由6级增加为12级; — 产品型号的表礻方法由两部分改为3部
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