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BS ISO 2902-2016 ISO公制梯形螺纹总计划 ISO metric trapezoidal screw threads. General plan2023-06-12

GB/T 5796.3-2022梯形螺纹第3部分：基本尺寸Trapezoidal screw threads—Part 3: Basic dimensions2022-10-26

GB/T 5796.4-2022梯形螺纹第4部分：公差Trapezoidal screw threads—Part 4: Tolerances2022-10-26

GB/T 5796.1-2022梯形螺纹第1部分：牙型Trapezoidal screw threads—Part 1: Profiles2022-10-26

GB/T 5796.2-2022梯形螺纹第2部分：直径与螺距系列Trapezoidal screw threads—Part 2: General plan...2022-10-26