ASME B16 Codes Latest Edition PDF Package Download：https://fengshecad.com/1527/
ASME B16.25-2022 PDF Download
ASME B16.25-2022 | Buttwelding Ends
ASME B16.25-2022《焊接端部标准》，2022年最新修订，为所有ASME B16系列管道组件（管件、阀门、法兰、特殊件）的工厂预制焊接坡口提供统一几何规范。涵盖壁厚t≤200 mm的碳钢、合金钢、不锈钢及镍基合金对焊端，规定Ⅰ型（直端）、Ⅱ型（带内镗）、Ⅲ型（复合层）坡口角度、钝边、根部间隙、过渡段长度及公差，新增深壁厚（t>100 mm）复合层坡口参数、内镗防晶间腐蚀指南、自动焊/窄间隙焊可选型式。配套ASME IX焊接工艺评定，确保管道预制现场实现全熔透、低缺陷、高效率的对接环焊缝。
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