TK-RU-116卫生级管件、接头的选用及代号编制规范-A

文件编号：TK-RU-116版次/修订：A页数：第1页共43页生效日期：2023年3月10日□质量管理体系□作业指南□内控制度□企业标准■工作规范/流程□规定编制:刘甜李新华贺建军日期:2023/2/27日期：2023/2/27日期：2023/3/05会签栏部门工艺部生产部品质部采购部仓储部会签张明辉邓文戴光华甘春肖绍贵日期2023022720230227202302272023030520230305部门（各部门不可保存未盖“受控文件”章的管理体系文件，且受控文件不可私自复印。）版本更改历史版本修改前描述修改后描述修编人日期A新版发行刘甜2023/2/27目录1.0一般要求22.0简化符号22.1符号22.2米制与英制23.0管件代号与种类24.0技术要求35.0卫生管、接头标记、尺寸规格及示例45.1一般要求45.245°弯头类45.390°弯头类65.4180°弯头类95.5直部异径接头115.6直部单快卡异径接头135.7双快卡异径接头155.8长颈三通类175.9快卡三通类205.10等径四通［CR(L)］345.11快卡四通［CRK(1)］355.12快装卡箍［KK］365.13快装端头［DK］365.14快装堵头［DUK］415.15管帽[C]415.16平型卡箍接头密封圈［M(1)］42一般要求1.1卫生级管件、接头及配件采用美国ASMEBPE标准。1.2卡箍采用美国3A标准，密封圈采用非标件（其尺寸是匹配美国ASMEBPE接头的非标密封圈）。简化符号符号DN：米制单位管件的公称尺寸,为非测量值（见GB/T1047）；NPS：英制单位管件的公称尺寸，为非测量值。米制与英制米制单位和英制单位不能精确等同。米制单位尺寸的管件，公称尺寸用DN表示；英制单位尺寸的管件，公称尺寸用NPS表示，公英制数值对照见表1。表1DN与NPS对照表单位制尺寸对应关系DN（mm）152025324050658090100NPS(″)1/23/4111/411/2221/2331/24注：在NPS大于4时，DN=25×（NPS）。管件代号与种类卫生级管件代号和种类见表2。表2卫生级管件代号和种类种类类别代号45°弯头类直部弯头45E(Z)双快卡弯头45K(1)单快卡弯头45K(2)90°弯头类直部弯头90E(Z)双快卡弯头90K(1)单快卡弯头90K(2)180°弯头类直部弯头180E(Z)直部双快卡弯头180K(1)直部异径接头（大小端）同心RC(Z)偏心RE(Z)直部单快卡异径接头（大小端）同心RKZ(1)偏心RKZ(2)双快卡异径接头（大小端）同心RK(1)偏心RK(2)长颈三通等径T(L)异径快卡三通长颈同径三快卡TK(1)长颈异径三快卡短颈异径三快卡TK(2)等径中间单快卡TK(3)异径中间单快卡单侧快卡TK(4)短颈异径三快卡TK(5)短颈异径中间单快卡TK(6)180°U型三通单快卡U型三通TK(7)三快卡U型三通TK(8)四通等径CR(L)四快卡CRK(1)快装卡箍—KK快卡端头—DK快卡堵头—DUK管帽—C密封圈平型卡箍接头密封圈M(1)材料代号的标记按美国标准牌号标记，各国不锈钢材料对照表见下表，材料化学成分见表3。表3材料牌号对照表材料代号中国标准牌号GB/T20878-2007美国标准牌号ASTMA959-04S3040806Cr19Ni10S30400，304S31603022Cr17Ni12Mo2S31603，316L系列代号采用美国ASMEBPE标准时，系列代号为Ⅰ。技术要求采用美国ASMEBPE标准时，卫生级管件、接头技术要求符合ASMEBPE-2023，公差要求见附表二。卫生管、接头标记、尺寸规格及示例一般要求管件、接头标记方法按以下条例中的标记方法进行，表中带符号“*”的规格件表示是“不推荐使用”的规格件。45°弯头类45°直部弯头［45E(Z)］标记方法：TK-45E(Z)-材料代号-公称尺寸-系列号标记示例：参见表4表445o直部弯头Ⅰ系列公称尺寸(NPS)外径D(mm)×壁厚s(mm)R(mm)A(mm)标记示例*1/4″6.35×0.8914.350.8TK-45E(Z)-材料代号-1/4″-Ⅰ*3/8″9.53×0.8928.650.8TK-45E(Z)-材料代号-3/8″-Ⅰ1/2″12.70×1.6528.657.2TK-45E(Z)-材料代号-1/2″-Ⅰ3/4″19.05×1.6528.657.2TK-45E(Z)-材料代号-3/4″-Ⅰ1″25.40×1.6538.157.2TK-45E(Z)-材料代号-1″-Ⅰ3/2″38.10×1.6557.263.5TK-45E(Z)-材料代号-3/2″-Ⅰ2″50.80×1.6576.276.2TK-45E(Z)-材料代号-2″-Ⅰ5/2″63.50×1.6595.385.7TK-45E(Z)-材料代号-5/2″-Ⅰ表4（续）公称尺寸(NPS)外径D(mm)×壁厚s(mm)R(mm)A(mm)标记示例3″76.20×1.65114.392.1TK-45E(Z)-材料代号-3″-Ⅰ4″101.60×2.11152.4114.3TK-45E(Z)-材料代号-4″-Ⅰ6″152.40×2.77228.6158.8TK-45E(Z)-材料代号-6″-Ⅰ45°双快卡弯头［45K(1)］标记组成：TK-45K(1)-材料代号-公称尺寸-系列号标记示例：参见表5表545o双快卡弯头Ⅰ系列公称尺寸(NPS)外径D(mm)×壁厚s(mm)A(mm)R(mm)D1(mm)D2(mm)标记代号*1/4″6.35×0.8925.414.325.025.0TK-45K(1)-材料代号-1/4″-Ⅰ*3/8″9.53×0.8925.428.625.025.0TK-45K(1)-材料代号-3/8″-Ⅰ1/2″12.70×1.6525.428.625.025.0TK-45K(1)-材料代号-1/2″-Ⅰ3/4″19.05×1.6525.428.625.025.0TK-45K(1)-材料代号-3/4″-Ⅰ*1″25.40×1.6528.638.134.034.0TK-45K(1)-材料代号-1″-Ⅰ(A)1″25.40×1.6528.638.150.450.4TK-45K(1)-材料代号-1″-Ⅰ3/2″38.10×1.6536.557.250.450.4TK-45K(1)-材料代号-3/2″-Ⅰ2″50.80×1.6544.576.264.064.0TK-45K(1)-材料代号-2″-Ⅰ5/2″63.50×1.6552.495.377.477.4TK-45K(1)-材料代号-5/2″-Ⅰ3″76.20×1.6560.3114.391.091.0TK-45K(1)-材料代号-3″-Ⅰ4″101.60×2.1179.4152.4119.0119.0TK-45K(1)-材料代号-4″-Ⅰ6″152.40×2.77133.4228.6167.0167.0TK-45K(1)-材料代号-6″-Ⅰ45°单快卡弯头［45K(2)］标记组成：TK-45K(2)-材料代号-公称尺寸-系列号标记示例：参见表6表645o单快卡弯头Ⅰ系列公称尺寸(NPS)外径D(mm)×壁厚s(mm)A(mm)B(mm)R(mm)D1(mm)标记代号*1/4″6.35×0.8950.825.414.325.0TK-45K(2)-材料代号-1/4″-Ⅰ*3/8″9.53×0.8950.825.428.625.0TK-45K(2)-材料代号-3/8″-Ⅰ1/2″12.70×1.6557.225.428.625.0TK-45K(2)-材料代号-1/2″-Ⅰ3/4″19.05×1.6557.225.428.625.0TK-45K(2)-材料代号-3/4″-Ⅰ*1″25.40×1.6557.228.638.134.0TK-45K(2)-材料代号-1″-Ⅰ(A)1″25.40×1.6557.228.638.150.4TK-45K(2)-材料代号-1″-Ⅰ3/2″38.10×1.6563.536.557.250.4TK-45K(2)-材料代号-3/2″-Ⅰ2″50.80×1.6576.244.576.264.0TK-45K(2)-材料代号-2″-Ⅰ5/2″63.50×1.6585.752.495.377.4TK-45K(2)-材料代号-5/2″-Ⅰ3″76.20×1.6592.160.3114.391.0TK-45K(2)-材料代号-3″-Ⅰ4″101.60×2.11114.379.4152.4119.0TK-45K(2)-材料代号-4″-Ⅰ6″152.40×2.77158.8133.4228.6167.0TK-45K(2)-材料代号-6″-Ⅰ90°弯头类90°直部弯头［90E(Z)］标记组成：TK-90E(Z)-材料代号-公称尺寸-系列号标记方法：参见表7表790o直部弯头Ⅰ系列公称尺寸(NPS)外径D(mm)×壁厚s(mm)R(mm)A(mm)标记示例*1/4″6.35×0.8914.366.7TK-90E(Z)-材料代号-1/4″-Ⅰ*3/8″9.53×0.8928.666.7TK-90E(Z)-材料代号-3/8″-Ⅰ1/2″12.70×1.6528.676.2TK-90E(Z)-材料代号-1/2″-Ⅰ3/4″19.05×1.6528.676.2TK-90E(Z)-材料代号-3/4″-Ⅰ1″25.40×1.6538.176.2TK-90E(Z)-材料代号-1″-Ⅰ3/2″38.10×1.6557.295.3TK-90E(Z)-材料代号-3/2″-Ⅰ2″50.80×1.6576.2120.7TK-90E(Z)-材料代号-2″-Ⅰ5/2″63.50×1.6595.3139.7TK-90E(Z)-材料代号-5/2″-Ⅰ3″76.20×1.65114.3158.8TK-90E(Z)-材料代号-3″-Ⅰ4″101.60×2.11152.4203.2TK-90E(Z)-材料代号-4″-Ⅰ6″152.40×2.77228.6292.1TK-90E(Z)-材料代号-6″-Ⅰ90°双快卡弯头［90K(1)］标记组成：TK-90K(1)-材料代号-公称尺寸-系列号标记示例：参见表8表890o双快卡弯头Ⅰ系列公称尺寸(NPS)外径D(mm)×壁厚s(mm)A(mm)R(mm)D1(mm)D2(mm)标记代号*1/4″6.35×0.8941.314.325.025.0TK-90K(1)-材料代号-1/4″-Ⅰ*3/8″9.53×0.8941.328.625.025.0TK-90K(1)-材料代号-3/8″-Ⅰ1/2″12.70×1.6541.328.625.025.0TK-90K(1)-材料代号-1/2″-Ⅰ3/4″19.05×1.6541.328.625.025.0TK-90K(1)-材料代号-3/4″-Ⅰ*1″25.40×1.6550.838.134.034.0TK-90K(1)-材料代号-1″-Ⅰ（A）1″25.40×1.6550.838.150.450.4TK-90K(1)-材料代号-1″-Ⅰ3/2″38.10×1.6569.957.250.450.4TK-90K(1)-材料代号-3/2″-Ⅰ2″50.80×1.6588.976.264.064.0TK-90K(1)-材料代号-2″-Ⅰ5/2″63.50×1.65108.095.377.477.4TK-90K(1)-材料代号-5/2″-Ⅰ3″76.20×1.65127.0114.391.091.0TK-90K(1)-材料代号-3″-Ⅰ4″101.60×2.11168.3152.4119.0119.0TK-90K(1)-材料代号-4″-Ⅰ6″152.40×2.77266.7228.6167.0167.0TK-90K(1)-材料代号-6″-Ⅰ90°单快卡弯头［90K(2)］标记组成：TK-90K(2)-材料代号-公称尺寸-系列号标记示例：参见表9表990°单快卡弯头［90K(2)］公称尺寸(NPS)外径D(mm)×壁厚s(mm)A(mm)B(mm)R(mm)D1(mm)标记代号*1/4″6.35×0.8966.741.314.325.0TK-90K(2)-材料代号-1/4″-Ⅰ3/8″9.53×0.8966.741.328.625.0TK-90K(2)-材料代号-3/8″-Ⅰ1/2″12.70×1.6576.241.328.625.0TK-90K(2)-材料代号-1/2″-Ⅰ3/4″19.05×1.6576.241.328.625.0TK-90K(2)-材料代号-3/4″-Ⅰ*1″25.40×1.6576.250.838.134.0TK-90K(2)-材料代号-1″-Ⅰ(A)1″25.40×1.6576.250.838.150.4TK-90K(2)-材料代号-1″-Ⅰ3/2″38.10×1.6595.369.957.250.4TK-90K(2)-材料代号-3/2″-Ⅰ2″50.80×1.65120.788.976.264.0TK-90K(2)-材料代号-2″-Ⅰ5/2″63.50×1.65139.7108.095.377.4TK-90K(2)-材料代号-5/2″-Ⅰ3″76.20×1.65158.8127.0114.391.0TK-90K(2)-材料代号-3″-Ⅰ4″101.60×2.11203.2168.3152.4119.0TK-90K(2)-材料代号-4″-Ⅰ6″152.40×2.77292.1266.7228.6167.0TK-90K(2)-材料代号-6″-Ⅰ180°弯头类180°直部弯头［180E(Z)］标记组成：TK-180E(Z)-材料代号-公称尺寸-系列号标记示例：参见表10表10180°直部弯头［180E(Z)］公称尺寸(NPS)外径D(mm)×壁厚s(mm)R(mm)A(mm)B(mm)标记代号*1/4″6.35×0.8914.3114.366.7TK-180E(Z)-材料代号-1/4″-Ⅰ*3/8″9.53×0.8928.6114.366.7TK-180E(Z)-材料代号-3/8″-Ⅰ1/2″12.70×1.6528.6114.376.2TK-180E(Z)-材料代号-1/2″-Ⅰ3/4″19.05×1.6528.6114.376.2TK-180E(Z)-材料代号-3/4″-Ⅰ1″25.40×1.6538.176.276.2TK-180E(Z)-材料代号-1″-Ⅰ3/2″38.10×1.6557.2114.3114.3TK-180E(Z)-材料代号-3/2″-Ⅰ2″50.80×1.6576.2152.4127.0TK-180E(Z)-材料代号-2″-Ⅰ5/2″63.50×1.6595.3190.5146.1TK-180E(Z)-材料代号-5/2″-Ⅰ3″76.20×1.65114.3228.6165.1TK-180E(Z)-材料代号-3″-Ⅰ4″101.60×2.11152.4304.8215.9TK-180E(Z)-材料代号-4″-Ⅰ6″152.40×2.77228.6457.2292.1TK-180E(Z)-材料代号-6″-Ⅰ180°直部快卡弯头［180K(1)］标记组成：TK-180K(1)-材料代号-公称尺寸-系列号标记示例：参见表11表11180°直部快卡弯头Ⅰ系列公称尺寸(NPS)外径D(mm)×壁厚s(mm)R(mm)A(mm)B(mm)D1(mm)D2(mm)标记代号*1/4″6.35×0.8914.3114.379.425.025.0TK-180K(1)-材料代号-1/4″-Ⅰ*3/8″9.53×0.8928.6114.379.425.025.0TK-180K(1)-材料代号-3/8″-Ⅰ1/2″12.70×1.6528.6114.388.925.025.0TK-180K(1)-材料代号-1/2″-Ⅰ3/4″19.05×1.6528.6114.388.925.025.0TK-180K(1)-材料代号-3/4″-Ⅰ*1″25.40×1.6538.176.288.934.034.0TK-180K(1)-材料代号-1″-Ⅰ(A)1″25.40×1.6538.176.288.950.450.4TK-180K(1)-材料代号-1″-Ⅰ3/2″38.10×1.6557.2114.3127.050.450.4TK-180K(1)-材料代号-3/2″-Ⅰ2″50.80×1.6576.2152.4139.764.064.0TK-180K(1)-材料代号-2″-Ⅰ5/2″63.50×1.6595.3190.5158.877.477.4TK-180K(1)-材料代号-5/2″-Ⅰ3″76.20×1.65114.3228.6177.891.091.0TK-180K(1)-材料代号-3″-Ⅰ4″101.60×2.11152.4304.8231.8119.0119.0TK-180K(1)-材料代号-4″-Ⅰ6″152.40×2.77228.6457.2330.2167.0167.0TK-180K(1)-材料代号-6″-Ⅰ直部异径接头同心直部异径接头［RC(Z)］标记组成：TK-RC(Z)-材料代号-公称尺寸-系列号标记示例：参见表12表12同心直部异径接头Ⅰ系列公称尺寸(NPS)A(mm)标记代号XY*3/8″*1/4″82.6TK-RC(Z)-材料代号-3/8″/1/4″-Ⅰ*1/2″*1/4″82.6TK-RC(Z)-材料代号-1/2″/1/4″-Ⅰ*1/2″*3/8″82.6TK-RC(Z)-材料代号-1/2″/3/8″-Ⅰ*3/4″*3/8″82.6TK-RC(Z)-材料代号-3/4″/3/8″-Ⅰ3/4″1/2″101.6TK-RC(Z)-材料代号-3/4″/1/2″-Ⅰ1″1/2″114.3TK-RC(Z)-材料代号-1″/1/2″-Ⅰ1″3/4″101.6TK-RC(Z)-材料代号-1″/3/4″-Ⅰ3/2″3/4″127.0TK-RC(Z)-材料代号-3/2″/3/4″-Ⅰ3/2″1″127.0TK-RC(Z)-材料代号-3/2″/1″-Ⅰ2″1″184.2TK-RC(Z)-材料代号-2″/1″-Ⅰ2″3/2″133.4TK-RC(Z)-材料代号-2″/3/2″-Ⅰ5/2″3/2″184.2TK-RC(Z)-材料代号-5/2″/3/2″-Ⅰ5/2″2″139.7TK-RC(Z)-材料代号-5/2″/2″-Ⅰ3″3/2″235.0TK-RC(Z)-材料代号-3″/3/2″-Ⅰ3″2″190.5TK-RC(Z)-材料代号-3″/2″-Ⅰ3″5/2″139.7TK-RC(Z)-材料代号-3″/5/2″-Ⅰ4″2″298.5TK-RC(Z)-材料代号-4″/2″-Ⅰ4″5/2″247.7TK-RC(Z)-材料代号-4″/5/2″-Ⅰ4″3″196.9TK-RC(Z)-材料代号-4″/3″-Ⅰ6″3″254.0TK-RC(Z)-材料代号-6″/3″-Ⅰ6″4″254.0TK-RC(Z)-材料代号-6″/4″-Ⅰ偏心直部异径接头［RE(Z)］标记组成：TK-RE(Z)-材料代号-公称尺寸-系列号标记示例：参见表13表13偏心直部异径接头Ⅰ系列公称尺寸(NPS)A(mm)标记代号XY*3/8″*1/4″101.6TK-RE(Z)-材料代号-3/8″/1/4″-Ⅰ*1/2″*1/4″101.6TK-RE(Z)-材料代号-1/2″/1/4″-Ⅰ*1/2″*3/8″101.6TK-RE(Z)-材料代号-1/2″/3/8″-Ⅰ*3/4″*3/8″101.6TK-RE(Z)-材料代号-3/4″/3/8″-Ⅰ3/4″1/2″101.6TK-RE(Z)-材料代号-3/4″/1/2″-Ⅰ1″1/2″114.3TK-RE(Z)-材料代号-1″/1/2″-Ⅰ1″3/4″101.6TK-RE(Z)-材料代号-1″/3/4″-Ⅰ3/2″3/4″127.0TK-RE(Z)-材料代号-3/2″/3/4″-Ⅰ3/2″1″127.0TK-RE(Z)-材料代号-3/2″/1″-Ⅰ2″1″184.2TK-RE(Z)-材料代号-2″/1″-Ⅰ2″3/2″133.4TK-RE(Z)-材料代号-2″/3/2″-Ⅰ5/2″3/2″184.2TK-RE(Z)-材料代号-5/2″/3/2″-Ⅰ5/2″2″139.7TK-RE(Z)-材料代号-5/2″/2″-Ⅰ3″3/2″235.0TK-RE(Z)-材料代号-3″/3/2″-Ⅰ3″2″190.5TK-RE(Z)-材料代号-3″/2″-Ⅰ3″5/2″139.7TK-RE(Z)-材料代号-3″/5/2″-Ⅰ4″2″298.5TK-RE(Z)-材料代号-4″/2″-Ⅰ4″5/2″247.7TK-RE(Z)-材料代号-4″/5/2″-Ⅰ4″3″196.9TK-RE(Z)-材料代号-4″/3″-Ⅰ6″3″247.7TK-RE(Z)-材料代号-6″/3″-Ⅰ6″4″254.0TK-RE(Z)-材料代号-6″/4″-Ⅰ直部单快卡异径接头同心直部单快卡异径接头［RKZ(1)］标记组成：TK-RKZ(1)-材料代号-公称尺寸-系列号标记示例：参见表14表14同心直部单快卡异径接头Ⅰ系列公称尺寸(NPS)大端外径D2(mm)×壁厚s2(mm)小端外径D3(mm)×壁厚s3(mm)A(mm)D1(mm)标记代号XY3/4″1/2″19.05×1.6512.70×1.6576.225.0TK-RKZ(1)-材料代号-3/4″/1/2″-Ⅰ1″1/2″25.40×1.6512.70×1.6588.934.0TK-RKZ(1)-材料代号-1″/1/2″-Ⅰ(A)1″1/2″25.40×1.6512.70×1.6588.950.4TK-RKZ(1)-材料代号-1″/1/2″-Ⅰ1″3/4″25.40×1.6519.05×1.6576.234.0TK-RKZ(1)-材料代号-1″/3/4″-Ⅰ(A)1″3/4″25.40×1.6519.05×1.6576.250.4TK-RKZ(1)-材料代号-1″/3/4″-Ⅰ3/2″3/4″38.10×1.6519.05×1.65101.650.4TK-RKZ(1)-材料代号-3/2″/3/4″-Ⅰ3/2″1″38.10×1.6525.40×1.65101.650.4TK-RKZ(1)-材料代号-3/2″/1″-Ⅰ2″1″50.80×1.6525.40×1.65152.464.0TK-RKZ(1)-材料代号-2″/1″-Ⅰ2″3/2″50.80×1.6538.10×1.65101.664.0TK-RKZ(1)-材料代号-2″/3/2″-Ⅰ5/2″3/2″63.50×1.6538.10×1.65152.477.4TK-RKZ(1)-材料代号-5/2″/3/2″-Ⅰ5/2″2″63.50×1.6550.80×1.65107.977.4TK-RKZ(1)-材料代号-5/2″/2″-Ⅰ3″3/2″76.20×1.6538.10×1.65203.291.0TK-RKZ(1)-材料代号-3″/3/2″-Ⅰ3″2″76.20×1.6550.80×1.65158.891.0TK-RKZ(1)-材料代号-3″/2″-Ⅰ3″5/2″76.20×1.6563.50×1.65108.091.0TK-RKZ(1)-材料代号-3″/5/2″-Ⅰ4″2″101.60×2.1150.80×1.65263.5119.0TK-RKZ(1)-材料代号-4″/2″-Ⅰ4″5/2″101.60×2.1163.50×1.65212.7119.0TK-RKZ(1)-材料代号-4″/5/2″-Ⅰ4″3″101.60×2.1176.20×1.65161.9119.0TK-RKZ(1)-材料代号-4″/3″-Ⅰ6″3″152.40×2.7776.20×1.65228.6167.0TK-RKZ(1)-材料代号-6″/3″-Ⅰ6″4″152.40×2.77101.60×2.11228.6167.0TK-RKZ(1)-材料代号-6″/4″-Ⅰ偏心直部单快卡异径接头［RKZ(2)］标记组成：TK-RKZ(2)-材料代号-公称尺寸-系列号标记示例：参见表15表15偏心直部单快卡异径接头Ⅰ系列公称尺寸(NPS)大端外径D2(mm)×壁厚s2(mm)小端外径D3(mm)×壁厚s3(mm)A(mm)D1(mm)标记代号XY3/4″1/2″19.05×1.6512.70×1.6576.225.0TK-RKZ(1)-材料代号-3/4″/1/2″-Ⅰ1″1/2″25.40×1.6512.70×1.6588.934.0TK-RKZ(1)-材料代号-1″/1/2″-Ⅰ(A)1″1/2″25.40×1.6512.70×1.6588.950.4TK-RKZ(1)-材料代号-1″/1/2″-Ⅰ1″3/4″25.40×1.6519.05×1.6576.234.0TK-RKZ(1)-材料代号-1″/3/4″-Ⅰ(A)1″3/4″25.40×1.6519.05×1.6576.250.4TK-RKZ(1)-材料代号-1″/3/4″-Ⅰ3/2″3/4″38.10×1.6519.05×1.65101.650.4TK-RKZ(1)-材料代号-3/2″/3/4″-Ⅰ3/2″1″38.10×1.6525.40×1.65101.650.4TK-RKZ(1)-材料代号-3/2″/1″-Ⅰ2″1″50.80×1.6525.40×1.65152.464.0TK-RKZ(1)-材料代号-2″/1″-Ⅰ2″3/2″50.80×1.6538.10×1.65101.664.0TK-RKZ(1)-材料代号-2″/3/2″-Ⅰ5/2″3/2″63.50×1.6538.10×1.65152.477.4TK-RKZ(1)-材料代号-5/2″/3/2″-Ⅰ5/2″2″63.50×1.6550.80×1.65108.077.4TK-RKZ(1)-材料代号-5/2″/2″-Ⅰ3″3/2″76.20×1.6538.10×1.65203.291.0TK-RKZ(1)-材料代号-3″/3/2″-Ⅰ3″2″76.20×1.6550.80×1.65158.891.0TK-RKZ(1)-材料代号-3″/2″-Ⅰ3″5/2″76.20×1.6563.50×1.65108.091.0TK-RKZ(1)-材料代号-3″/5/2″-Ⅰ4″2″101.60×2.1150.80×1.65263.5119.0TK-RKZ(1)-材料代号-4″/2″-Ⅰ4″5/2″101.60×2.1163.50×1.65212.7119.0TK-RKZ(1)-材料代号-4″/5/2″-Ⅰ4″3″101.60×2.1176.20×1.65161.9119.0TK-RKZ(1)-材料代号-4″/3″-Ⅰ6″3″152.40×2.7776.20×1.65222.3167.0TK-RKZ(1)-材料代号-6″/3″-Ⅰ6″4″152.40×2.77101.60×2.11228.6167.0TK-RKZ(1)-材料代号-6″/4″-Ⅰ双快卡异径接头同心双快卡异径接头［RK(1)］标记组成：TK-RK(1)-材料代号-公称尺寸-系列号标记示例：参见表16表16同心双快卡异径接头Ⅰ系列公称尺寸(NPS)外径D1(mm)×壁厚s1(mm)外径D2(mm)×壁厚s2(mm)A(mm)D3(mm)D4(mm)标记代号XY3/4″1/2″19.05×1.6512.70×1.6550.825.025.0TK-RK(1)-材料代号-3/4″/1/2″-Ⅰ1″1/2″25.40×1.6512.70×1.6563.534.025.0TK-RK(1)-材料代号-1″/1/2″-Ⅰ(A)1″1/2″25.40×1.6512.70×1.6563.550.425.0TK-RK(1)-材料代号-1″/1/2″-Ⅰ1″3/4″25.40×1.6519.05×1.6550.834.025.0TK-RK(1)-材料代号-1″/3/4″-Ⅰ(A)1″3/4″25.40×1.6519.05×1.6550.850.425.0TK-RK(1)-材料代号-1″/3/4″-Ⅰ3/2″3/4″38.10×1.6519.05×1.6576.250.425.0TK-RK(1)-材料代号-3/2″/3/4″-Ⅰ3/2″1″38.10×1.6525.40×1.6576.250.434.0TK-RK(1)-材料代号-3/2″/1″-Ⅰ(A)3/2″1″38.10×1.6525.40×1.6576.250.450.4TK-RK(1)-材料代号-3/2″/1″-Ⅰ2″1″50.80×1.6525.40×1.65127.064.034.0TK-RK(1)-材料代号-2″/1″-Ⅰ(A)2″1″50.80×1.6525.40×1.65127.064.050.4TK-RK(1)-材料代号-2″/1″-Ⅰ2″3/2″50.80×1.6538.10×1.6576.264.050.4TK-RK(1)-材料代号-2″/3/2″-Ⅰ5/2″3/2″63.50×1.6538.10×1.65127.077.450.4TK-RK(1)-材料代号-5/2″/3/2″-Ⅰ5/2″2″63.50×1.6550.80×1.6576.277.464.0TK-RK(1)-材料代号-5/2″/2″-Ⅰ3″3/2″76.20×1.6538.10×1.65177.891.050.4TK-RK(1)-材料代号-3″/3/2″-Ⅰ3″2″76.20×1.6550.80×1.65127.091.064.0TK-RK(1)-材料代号-3″/2″-Ⅰ3″5/2″76.20×1.6563.50×1.6576.291.077.4TK-RK(1)-材料代号-3″/5/2″-Ⅰ4″2″101.60×2.1150.80×1.65231.8119.064.0TK-RK(1)-材料代号-4″/2″-Ⅰ4″5/2″101.60×2.1163.50×1.65181.0119.077.4TK-RK(1)-材料代号-4″/5/2″-Ⅰ4″3″101.60×2.1176.20×1.65130.2119.091.0TK-RK(1)-材料代号-4″/3″-Ⅰ6″3″152.40×2.7776.20×1.65190.5167.091.0TK-RK(1)-材料代号-6″/3″-Ⅰ6″4″152.40×2.77101.60×2.11193.7167.0119.0TK-RK(1)-材料代号-6″/4″-Ⅰ偏心双快卡异径接头［RK(2)］标记组成：TK-RK(2)-材料代号-公称尺寸-系列号标记示例：参见表17表17偏心双快卡异径接头Ⅰ系列公称尺寸(NPS)外径D1(mm)×壁厚s1(mm)外径D2(mm)×壁厚s2(mm)A(mm)D3(mm)D4(mm)标记代号XY3/4″1/2″19.05×1.6512.70×1.6550.825.025.0TK-RK(2)-材料代号-3/4″/1/2″-Ⅰ1″1/2″25.40×1.6512.70×1.6563.534.025.0TK-RK(2)-材料代号-1″/1/2″-Ⅰ(A)1″1/2″25.40×1.6512.70×1.6563.550.425.0TK-RK(2)-材料代号-1″/1/2″-Ⅰ1″3/4″25.40×1.6519.05×1.6550.834.025.0TK-RK(2)-材料代号-1″/3/4″-Ⅰ(A)1″3/4″25.40×1.6519.05×1.6550.850.425.0TK-RK(2)-材料代号-1″/3/4″-Ⅰ3/2″3/4″38.10×1.6519.05×1.6576.250.425.0TK-RK(2)-材料代号-3/2″/3/4″-Ⅰ3/2″1″38.10×1.6525.40×1.6576.250.434.0TK-RK(2)-材料代号-3/2″/1″-Ⅰ(A)3/2″1″38.10×1.6525.40×1.6576.250.450.4TK-RK(2)-材料代号-3/2″/1″-Ⅰ2″1″50.80×1.6525.40×1.65127.064.034.0TK-RK(2)-材料代号-2″/1″-Ⅰ(A)2″1″50.80×1.6525.40×1.65127.064.050.4TK-RK(2)-材料代号-2″/1″-Ⅰ2″3/2″50.80×1.6538.10×1.6576.264.050.4TK-RK(2)-材料代号-2″/3/2″-Ⅰ5/2″3/2″63.50×1.6538.10×1.65127.077.450.4TK-RK(2)-材料代号-5/2″/3/2″-Ⅰ5/2″2″63.50×1.6550.80×1.6576.277.464.0TK-RK(2)-材料代号-5/2″/2″-Ⅰ3″3/2″76.20×1.6538.10×1.65177.891.050.4TK-RK(2)-材料代号-3″/3/2″-Ⅰ3″2″76.20×1.6550.80×1.65127.091.064.0TK-RK(2)-材料代号-3″/2″-Ⅰ3″5/2″76.20×1.6563.50×1.6576.291.077.4TK-RK(2)-材料代号-3″/5/2″-Ⅰ4″2″101.60×2.1150.80×1.65231.8119.064.0TK-RK(2)-材料代号-4″/2″-Ⅰ4″5/2″101.60×2.1163.50×1.65181.0119.077.4TK-RK(2)-材料代号-4″/5/2″-Ⅰ4″3″101.60×2.1176.20×1.65130.2119.091.0TK-RK(2)-材料代号-4″/3″-Ⅰ6″3″152.40×2.7776.20×1.65190.5167.091.0TK-RK(2)-材料代号-6″/3″-Ⅰ6″4″152.40×2.77101.60×2.11193.7167.0119.0TK-RK(2)-材料代号-6″/4″-Ⅰ长颈三通类等径长颈三通［T(L)］标记组成：TK-T(L)-材料代号-公称尺寸-系列号标记示例：参见表18表18等径长颈三通Ⅰ系列公称尺寸(NPS)外径D(mm)×壁厚s(mm)A(mm)标记示例*1/4″6.35×0.8944.5TK-T(L)-材料代号-1/4″-Ⅰ*3/8″9.53×0.8944.5TK-T(L)-材料代号-3/8″-Ⅰ1/2″12.70×1.6547.6TK-T(L)-材料代号-1/2″-Ⅰ3/4″19.05×1.6550.8TK-T(L)-材料代号-3/4″-Ⅰ1″25.40×1.6554.0TK-T(L)-材料代号-1″-Ⅰ3/2″38.10×1.6560.3TK-T(L)-材料代号-3/2″-Ⅰ2″50.80×1.6573.0TK-T(L)-材料代号-2″-Ⅰ5/2″63.50×1.6579.4TK-T(L)-材料代号-5/2″-Ⅰ3″76.20×1.6585.7TK-T(L)-材料代号-3″-Ⅰ4″101.60×2.11104.8TK-T(L)-材料代号-4″-Ⅰ6″152.40×2.77142.9TK-T(L)-材料代号-6″-Ⅰ异径长颈三通［T(L)］标记组成：TK-T(L)-材料代号-公称尺寸-系列号标记示例：参见表19表19异径长颈三通Ⅰ系列公称尺寸(NPS)同径不同径A(mm)B(mm)标记代号XY外径D1(mm)×壁厚s1(mm)外径D2(mm)×壁厚s2(mm)*3/8″*1/4″9.53×0.896.35×0.8944.544.5TK-T(L)-材料代号-3/8″/1/4″-Ⅰ*1/2″*1/4″12.70×1.656.35×0.8947.647.6TK-T(L)-材料代号-1/2″/1/4″-Ⅰ*1/2″*3/8″12.70×1.659.53×0.8947.647.6TK-T(L)-材料代号-1/2″/3/8″-Ⅰ*3/4″*1/4″19.05×1.656.35×0.8950.850.8TK-T(L)-材料代号-3/4″/1/4″-Ⅰ*3/4″*3/8″19.05×1.659.53×0.8950.850.8TK-T(L)-材料代号-3/4″/3/8″-Ⅰ*3/4″*1/2″19.05×1.6512.70×1.6550.850.8TK-T(L)-材料代号-3/4″/1/2″-Ⅰ*1″*1/4″25.40×1.656.35×0.8954.054.0TK-T(L)-材料代号-1″/1/4″-Ⅰ*1″*3/8″25.40×1.659.53×0.8954.054.0TK-T(L)-材料代号-1″/3/8″-Ⅰ1″1/2″25.40×1.6512.70×1.6554.054.0TK-T(L)-材料代号-1″/1/2″-Ⅰ1″3/4″25.40×1.6519.05×1.6554.054.0TK-T(L)-材料代号-1″/3/4″-Ⅰ3/2″1/2″38.10×1.6512.70×1.6560.360.3TK-T(L)-材料代号-3/2″/1/2″-Ⅰ3/2″3/4″38.10×1.6519.05×1.6560.360.3TK-T(L)-材料代号-3/2″/3/4″-Ⅰ3/2″1″38.10×1.6525.40×1.6560.360.3TK-T(L)-材料代号-3/2″/1″-Ⅰ2″1/2″50.80×1.6512.70×1.6573.066.7TK-T(L)-材料代号-2″/1/2″-Ⅰ2″3/4″50.80×1.6519.05×1.6573.066.7TK-T(L)-材料代号-2″/3/4″-Ⅰ2″1″50.80×1.6525.40×1.6573.066.7TK-T(L)-材料代号-2″/1″-Ⅰ2″3/2″50.80×1.6538.10×1.6573.066.7TK-T(L)-材料代号-2″/3/2″-Ⅰ5/2″1/2″63.50×1.6512.70×1.6579.473.0TK-T(L)-材料代号-5/2″/1/2″-Ⅰ5/2″3/4″63.50×1.6519.05×1.6579.473.0TK-T(L)-材料代号-5/2″/3/4″-Ⅰ5/2″1″63.50×1.6525.40×1.6579.473.0TK-T(L)-材料代号-5/2″/1″-Ⅰ5/2″3/2″63.50×1.6538.10×1.6579.473.0TK-T(L)-材料代号-5/2″/3/2″-Ⅰ5/2″2″63.50×1.6550.80×1.6579.473.0TK-T(L)-材料代号-5/2″/2″-Ⅰ3″1/2″76.20×1.6512.70×1.6585.779.4TK-T(L)-材料代号-3″/1/2″-Ⅰ3″3/4″76.20×1.6519.05×1.6585.779.4TK-T(L)-材料代号-3″/3/4″-Ⅰ3″1″76.20×1.6525.40×1.6585.779.4TK-T(L)-材料代号-3″/1″-Ⅰ3″3/2″76.20×1.6538.10×1.6585.779.4TK-T(L)-材料代号-3″/3/2″-Ⅰ3″2″76.20×1.6550.80×1.6585.779.4TK-T(L)-材料代号-3″/2″-Ⅰ3″5/2″76.20×1.6563.50×1.6585.779.4TK-T(L)-材料代号-3″/5/2″-Ⅰ4″1/2″101.60×2.1112.70×1.65104.892.1TK-T(L)-材料代号-4″/1/2″-Ⅰ4″3/4″101.60×2.1119.05×1.65104.892.1TK-T(L)-材料代号-4″/3/4″-Ⅰ4″1″101.60×2.1125.40×1.65104.892.1TK-T(L)-材料代号-4″/1″-Ⅰ4″3/2″101.60×2.1138.10×1.65104.892.1TK-T(L)-材料代号-4″/3/2″-Ⅰ4″2″101.60×2.1150.80×1.65104.898.4TK-T(L)-材料代号-4″/2″-Ⅰ4″5/2″101.60×2.1163.50×1.65104.898.4TK-T(L)-材料代号-4″/5/2″-Ⅰ4″3″101.60×2.1176.20×1.65104.898.4TK-T(L)-材料代号-4″/3″-Ⅰ6″3″152.40×2.7776.20×1.65142.9123.8TK-T(L)-材料代号-6″/3″-Ⅰ6″4″152.40×2.77101.60×2.11142.9130.2TK-T(L)-材料代号-6″/4″-Ⅰ快卡三通类长颈同径三快卡三通［TK(1)］标记组成：TK-TK(1)-材料代号-公称尺寸-系列号。标记示例：参见表20。表20长颈同径三快卡三通Ⅰ系列公称尺寸(NPS)外径D(mm)×壁厚s(mm)A(mm)D1(mm)D2(mm)D3(mm)标记代号*1/4″6.35×0.8957.225.025.025.0TK-TK(1)-材料代号-1/4″-Ⅰ*3/8″9.53×0.8957.225.025.025.0TK-TK(1)-材料代号-3/8″-Ⅰ1/2″12.70×1.6557.225.025.025.0TK-TK(1)-材料代号-1/2″-Ⅰ3/4″19.05×1.6560.325.025.025.0TK-TK(1)-材料代号-3/4″-Ⅰ1″25.40×1.6566.734.034.034.0TK-TK(1)-材料代号-1″-Ⅰ(A)1″25.40×1.6566.750.450.450.4TK-TK(1)-材料代号-1″-Ⅰ1″25.40×1.6566.734.050.450.4TK-TK(1)-材料代号-1″-Ⅰ(B)1″25.40×1.6566.734.034.050.4TK-TK(1)-材料代号-1″-Ⅰ(C)1″25.40×1.6566.750.434.034.0TK-TK(1)-材料代号-1″-Ⅰ(D)1″25.40×1.6566.750.450.434.0TK-TK(1)-材料代号-1″-Ⅰ(E)3/2″38.10×1.6573.050.450.450.4TK-TK(1)-材料代号-3/2″-Ⅰ2″50.80×1.6585.764.064.064.0TK-TK(1)-材料代号-2″-Ⅰ5/2″63.50×1.6592.177.477.477.4TK-TK(1)-材料代号-5/2″-Ⅰ3″76.20×1.6598.491.091.091.0TK-TK(1)-材料代号-3″-Ⅰ4″101.60×2.11120.7119.0119.0119.0TK-TK(1)-材料代号-4″-Ⅰ6″152.40×2.77181.0167.0167.0167.0TK-TK(1)-材料代号-6″-Ⅰ长颈异径三快卡三通［TK(1)］标记组成：TK-TK(1)-材料代号-公称尺寸-系列号标记示例：参见表21表21长颈异径三快卡三通Ⅰ系列公称尺寸(NPS)同径外径D1(mm)×壁厚s1(mm)不同径外径D2(mm)×壁厚s2(mm)A(mm)B(mm)D3(mm)D4(mm)标记代号XY*3/8″*1/4″9.53×0.896.35×0.8957.257.225.025.0TK-TK(1)-材料代号-3/8″/1/4″-Ⅰ*1/2″*1/4″12.70×1.656.35×0.8960.360.325.025.0TK-TK(1)-材料代号-1/2″/1/4″-Ⅰ*1/2″*3/8″12.70×1.659.53×0.8960.360.325.025.0TK-TK(1)-材料代号-1/2″/3/8″-Ⅰ*3/4″*1/4″19.05×1.656.35×0.8963.563.525.025.0TK-TK(1)-材料代号-3/4″/1/4″-Ⅰ*3/4″*3/8″19.05×1.659.53×0.8963.563.525.025.0TK-TK(1)-材料代号-3/4″/3/8″-Ⅰ3/4″1/2″19.05×1.6512.70×1.6563.563.525.025.0TK-TK(1)-材料代号-3/4″/1/2″-Ⅰ*1″*1/4″25.40×1.656.35×0.8966.766.725.034.0TK-TK(1)-材料代号-1″/1/4″-Ⅰ(A)*1″*1/4″25.40×1.656.35×0.8966.766.725.050.4TK-TK(1)-材料代号-1″/1/4″-Ⅰ*1″*3/8″25.40×1.659.53×0.8966.766.725.034.0TK-TK(1)-材料代号-1″/3/8″-Ⅰ(A)*1″*3/8″25.40×1.659.53×0.8966.766.725.050.4TK-TK(1)-材料代号-1″/3/8″-Ⅰ*1″*1/2″25.40×1.6512.70×1.6566.766.725.034.0TK-TK(1)-材料代号-1″/1/2″-Ⅰ(A)1″1/2″25.40×1.6512.70×1.6566.766.725.050.4TK-TK(1)-材料代号-1″/1/2″-Ⅰ*1″*3/4″25.40×1.6519.05×1.6566.766.725.034.0TK-TK(1)-材料代号-1″/3/4″-Ⅰ(A)1″3/4″25.40×1.6519.05×1.6566.766.725.050.4TK-TK(1)-材料代号-1″/3/4″-Ⅰ3/2″1/2″38.10×1.6512.70×1.6573.073.025.050.4TK-TK(1)-材料代号-3/2″/1/2″-Ⅰ3/2″3/4″38.10×1.6519.05×1.6573.073.025.050.4TK-TK(1)-材料代号-3/2″/3/4″-Ⅰ*3/2″*1″38.10×1.6525.40×1.6573.073.034.050.4TK-TK(1)-材料代号-3/2″/1″-Ⅰ(A)3/2″1″38.10×1.6525.40×1.6573.073.050.450.4TK-TK(1)-材料代号-3/2″/1″-Ⅰ2″1/2″50.80×1.6512.70×1.6585.779.425.064.0TK-TK(1)-材料代号-2″/1/2″-Ⅰ2″3/4″50.80×1.6519.05×1.6585.779.425.064.0TK-TK(1)-材料代号-2″/3/4″-Ⅰ2″1″50.80×1.6525.40×1.6585.779.434.064.0TK-TK(1)-材料代号-2″/1″-Ⅰ(A)2″1″50.80×1.6525.40×1.6585.779.450.464.0TK-TK(1)-材料代号-2″/1″-Ⅰ2″3/2″50.80×1.6538.10×1.6585.779.450.464.0TK-TK(1)-材料代号-2″/3/2″-Ⅰ5/2″1/2″63.50×1.6512.70×1.6592.185.725.077.4TK-TK(1)-材料代号-5/2″/1/2″-Ⅰ5/2″3/4″63.50×1.6519.05×1.6592.185.725.077.4TK-TK(1)-材料代号-5/2″/3/4″-Ⅰ5/2″1″63.50×1.6525.40×1.6592.185.734.077.4TK-TK(1)-材料代号-5/2″/1″-Ⅰ(A)5/2″1″63.50×1.6525.40×1.6592.185.750.477.4TK-TK(1)-材料代号-5/2″/1″-Ⅰ5/2″3/2″63.50×1.6538.10×1.6592.185.750.477.4TK-TK(1)-材料代号-5/2″/3/2″-Ⅰ5/2″2″63.50×1.6550.80×1.6592.185.764.077.4TK-TK(1)-材料代号-5/2″/2″-Ⅰ3″1/2″76.20×1.6512.70×1.6598.492.125.091.0TK-TK(1)-材料代号-3″/1/2″-Ⅰ3″3/4″76.20×1.6519.05×1.6598.492.125.091.0TK-TK(1)-材料代号-3″/3/4″-Ⅰ3″1″76.20×1.6525.40×1.6598.492.134.091.0TK-TK(1)-材料代号-3″/1″-Ⅰ(A)3″1″76.20×1.6525.40×1.6598.492.150.491.0TK-TK(1)-材料代号-3″/1″-Ⅰ3″3/2″76.20×1.6538.10×1.6598.492.150.491.0TK-TK(1)-材料代号-3″/3/2″-Ⅰ3″2″76.20×1.6550.80×1.6598.492.164.091.0TK-TK(1)-材料代号-3″/2″-Ⅰ3″5/2″76.20×1.6563.50×1.6598.492.177.491.0TK-TK(1)-材料代号-3″/5/2″-Ⅰ4″1/2″101.60×2.1112.70×1.65120.7104.825.0119TK-TK(1)-材料代号-4″/1/2″-Ⅰ4″3/4″101.60×2.1119.05×1.65120.7104.825.0119TK-TK(1)-材料代号-4″/3/4″-Ⅰ4″1″101.60×2.1125.40×1.65120.7104.834.0119TK-TK(1)-材料代号-4″/1″-Ⅰ(A)4″1″101.60×2.1125.40×1.65120.7104.850.4119TK-TK(1)-材料代号-4″/1″-Ⅰ4″3/2″101.60×2.1138.10×1.65120.7104.850.4119TK-TK(1)-材料代号-4″/3/2″-Ⅰ4″2″101.60×2.1150.80×1.65120.7111.164.0119TK-TK(1)-材料代号-4″/2″-Ⅰ4″5/2″101.60×2.1163.50×1.65120.7111.177.4119TK-TK(1)-材料代号-4″/5/2″-Ⅰ4″3″101.60×2.1176.20×1.65120.7111.191.0119TK-TK(1)-材料代号-4″/3″-Ⅰ6″3″152.40×2.7776.20×1.65181.0136.591.0167TK-TK(1)-材料代号-6″/3″-Ⅰ6″4″152.40×2.77101.60×2.11181.0146.1119167TK-TK(1)-材料代号-6″/4″-Ⅰ短颈同径三快卡三通［TK(2)］标记组成：TK-TK(2)-材料代号-公称尺寸-系列号。标记示例：参见表22。表22短颈同径三快卡三通Ⅰ系列公称尺寸(NPS)外径D(mm)×壁厚s(mm)A(mm)B(mm)D1(mm)D2(mm)D3(mm)标记代号*1/4″6.35×0.8957.225.425.025.025.0TK-TK(2)-材料代号-1/4″-Ⅰ*3/8″9.53×0.8957.225.425.025.025.0TK-TK(2)-材料代号-3/8″-Ⅰ1/2″12.70×1.6557.225.425.025.025.0TK-TK(2)-材料代号-1/2″-Ⅰ3/4″19.05×1.6560.328.625.025.025.0TK-TK(2)-材料代号-3/4″-Ⅰ*1″25.40×1.6566.728.634.034.034.0TK-TK(2)-材料代号-1″-Ⅰ(A)1″25.40×1.6566.728.650.450.450.4TK-TK(2)-材料代号-1″-Ⅰ*1″25.40×1.6566.728.634.050.450.4TK-TK(2)-材料代号-1″-Ⅰ(B)*1″25.40×1.6566.728.634.034.050.4TK-TK(2)-材料代号-1″-Ⅰ(C)3/2″38.10×1.6573.034.950.450.450.4TK-TK(2)-材料代号-3/2″-Ⅰ2″50.80×1.6585.741.364.064.064.0TK-TK(2)-材料代号-2″-Ⅰ5/2″63.50×1.6592.147.677.477.477.4TK-TK(2)-材料代号-5/2″-Ⅰ3″76.20×1.6598.45491.091.091.0TK-TK(2)-材料代号-3″-Ⅰ4″101.60×2.11120.769.9119.0119.0119.0TK-TK(2)-材料代号-4″-Ⅰ6″152.40×2.77181.0117.5167.0167.0167.0TK-TK(2)-材料代号-6″-Ⅰ短颈异径三快卡三通［TK(2)］标记组成：TK-TK(2)-材料代号-公称尺寸-系列号标记示例：参见表23表23短颈异径三快卡三通Ⅰ系列等径中间单快卡三通［TK(3)］标记组成：TK-TK(3)-材料代号-公称尺寸-系列号标记示例：参见表24表24等径中间单快卡三通Ⅰ系列公称尺寸(NPS)外径D1(mm)×壁厚s1(mm)A(mm)B(mm)D(mm)标记代号*1/4″6.35×0.8944.525.425.0TK-TK(3)-材料代号-1/4″-Ⅰ*3/8″9.53×0.8944.525.425.0TK-TK(3)-材料代号-3/8″-Ⅰ1/2″12.70×1.6547.625.425.0TK-TK(3)-材料代号-1/2″-Ⅰ3/4″19.05×1.6550.828.625.0TK-TK(3)-材料代号-3/4″-Ⅰ1″25.40×1.6554.028.634.0TK-TK(3)-材料代号-1″-Ⅰ(A)1″25.40×1.6554.028.650.4TK-TK(3)-材料代号-1″-Ⅰ3/2″38.10×1.6560.334.950.4TK-TK(3)-材料代号-3/2″-Ⅰ2″50.80×1.6573.041.364.0TK-TK(3)-材料代号-2″-Ⅰ5/2″63.50×1.6579.447.677.4TK-TK(3)-材料代号-5/2″-Ⅰ3″76.20×1.6585.754.091.0TK-TK(3)-材料代号-3″-Ⅰ4″101.60×2.11104.869.9119.0TK-TK(3)-材料代号-4″-Ⅰ6″152.40×2.77142.9117.5167.0TK-TK(3)-材料代号-6″-Ⅰ异径中间单快卡三通［TK(3)］标记组成：TK-TK(3)-材料代号-公称尺寸-系列号。标记示例：参见表25。表25异径中间单快卡三通Ⅰ系列公称尺寸(NPS)同径X外径D1(mm)×壁厚s1(mm)不同径Y外径D2(mm)×壁厚s2(mm)A(mm)B(mm)D(mm)标记代号XY*3/8″*1/4″9.53×0.896.35×0.8944.525.425.0TK-TK(3)-材料代号-3/8″/1/4″-Ⅰ*1/2″*1/4″12.70×1.656.35×0.8947.625.425.0TK-TK(3)-材料代号-1/2″/1/4″-Ⅰ*1/2″*3/8″12.70×1.659.53×0.8947.625.425.0TK-TK(3)-材料代号-1/2″/3/8″-Ⅰ*3/4″*1/4″19.05×1.656.35×0.8950.825.425.0TK-TK(3)-材料代号-3/4″/1/4″-Ⅰ*3/4″*3/8″19.05×1.659.53×0.8950.825.425.0TK-TK(3)-材料代号-3/4″/3/8″-Ⅰ3/4″1/2″19.05×1.6512.70×1.6550.825.425.0TK-TK(3)-材料代号-3/4″/1/2″-Ⅰ*1″*1/4″25.40×1.656.35×0.8954.028.625.0TK-TK(3)-材料代号-1″/1/4″-Ⅰ*1″*3/8″25.40×1.659.53×0.8954.028.625.0TK-TK(3)-材料代号-1″/3/8″-Ⅰ1″1/2″25.40×1.6512.70×1.6554.028.625.0TK-TK(3)-材料代号-1″/1/2″-Ⅰ1″3/4″25.40×1.6519.05×1.6554.028.625.0TK-TK(3)-材料代号-1″/3/4″-Ⅰ3/2″3/4″38.10×1.6519.05×1.6560.334.925.0TK-TK(3)-材料代号-3/2″/3/4″-Ⅰ3/2″1″38.10×1.6525.40×1.6560.334.934.0TK-TK(3)-材料代号-3/2″/1″-Ⅰ(A)3/2″1″38.10×1.6525.40×1.6560.334.950.4TK-TK(3)-材料代号-3/2″/1″-Ⅰ2″1/2″50.80×1.6512.70×1.6573.041.325.0TK-TK(3)-材料代号-2″/1/2″-Ⅰ2″3/4″50.80×1.6519.05×1.6573.041.325.0TK-TK(3)-材料代号-2″/3/4″-Ⅰ2″1″50.80×1.6525.40×1.6573.041.334.0TK-TK(3)-材料代号-2″/1″-Ⅰ（A）2″1″50.80×1.6525.40×1.6573.041.350.4TK-TK(3)-材料代号-2″/1″-Ⅰ2″3/2″50.80×1.6538.10×1.6573.041.350.4TK-TK(3)-材料代号-2″/3/2″-Ⅰ5/2″1/2″63.50×1.6512.70×1.6579.447.625.0TK-TK(3)-材料代号-5/2″/1/2″-Ⅰ5/2″3/4″63.50×1.6519.05×1.6579.447.625.0TK-TK(3)-材料代号-5/2″/3/4″-Ⅰ5/2″1″63.50×1.6525.40×1.6579.447.634.0TK-TK(3)-材料代号-5/2″/1″-Ⅰ(A)5/2″1″63.50×1.6525.40×1.6579.447.650.4TK-TK(3)-材料代号-5/2″/1″-Ⅰ5/2″3/2″63.50×1.6538.10×1.6579.447.650.4TK-TK(3)-材料代号-5/2″/3/2″-Ⅰ5/2″2″63.50×1.6550.80×1.6579.447.664.0TK-TK(3)-材料代号-5/2″/2″-Ⅰ3″1/2″76.20×1.6512.70×1.6585.754.025.0TK-TK(3)-材料代号-3″/1/2″-Ⅰ3″3/4″76.20×1.6519.05×1.6585.754.025.0TK-TK(3)-材料代号-3″/3/4″-Ⅰ3″1″76.20×1.6525.40×1.6585.754.034.0TK-TK(3)-材料代号-3″/1″-Ⅰ(A)3″1″76.20×1.6525.40×1.6585.754.050.4TK-TK(3)-材料代号-3″/1″-Ⅰ3″3/2″76.20×1.6538.10×1.6585.754.050.4TK-TK(3)-材料代号-3″/3/2″-Ⅰ3″2″76.20×1.6550.80×1.6585.754.064.0TK-TK(3)-材料代号-3″/2″-Ⅰ3″5/2″76.20×1.6563.50×1.6585.754.077.4TK-TK(3)-材料代号-3″/5/2″-Ⅰ4″1/2″101.60×2.1112.70×1.65104.866.725.0TK-TK(3)-材料代号-4″/1/2″-Ⅰ4″3/4″101.60×2.1119.05×1.65104.866.725.0TK-TK(3)-材料代号-4″/3/4″-Ⅰ4″1″101.60×2.1125.40×1.65104.866.734.0TK-TK(3)-材料代号-4″/1″-Ⅰ(A)4″1″101.60×2.1125.40×1.65104.866.750.4TK-TK(3)-材料代号-4″/1″-Ⅰ4″3/2″101.60×2.1138.10×1.65104.866.750.4TK-TK(3)-材料代号-4″/3/2″-Ⅰ4″2″101.60×2.1150.80×1.65104.866.764.0TK-TK(3)-材料代号-4″/2″-Ⅰ4″5/2″101.60×2.1163.50×1.65104.866.777.4TK-TK(3)-材料代号-4″/5/2″-Ⅰ4″3″101.60×2.1176.20×1.65104.866.791.0TK-TK(3)-材料代号-4″/3″-Ⅰ6″1/2″152.40×2.7712.70×1.65142.992.125.0TK-TK(3)-材料代号-6″/1/2″-Ⅰ6″3/4″152.40×2.7719.05×1.65142.992.125.0TK-TK(3)-材料代号-6″/3/4″-Ⅰ6″1″152.40×2.7725.40×1.65142.992.134.0TK-TK(3)-材料代号-6″/1″-Ⅰ（A）6″1″152.40×2.7725.40×1.65142.992.150.4TK-TK(3)-材料代号-6″/1″-Ⅰ6″3/2″152.40×2.7738.10×1.65142.992.150.4TK-TK(3)-材料代号-6″/3/2″-Ⅰ6″2″152.40×2.7750.80×1.65142.992.164.0TK-TK(3)-材料代号-6″/2″-Ⅰ6″5/2″152.40×2.7738.10×1.65142.992.177.4T