内、外管螺纹小径、中经、大径对照表尺寸.docx

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1、G管螺纹的基本尺寸基本尺寸中径公差小径公差大径公差螺纹的25.4mm螺距牙高内螺纹外螺纹内螺纹外螺纹尺寸内包含大径中径小径下偏上偏差下偏差上偏下偏上偏差下偏上偏Ph代号的牙数差+差差+差差A级B级1/8280.9070.5819.7289.1478.56600.107-0.107-0.214000.282-0.21401/4191.3370.85613.15712.30111.44500.125-0.125-0.250000.445-0.25003/8191.3370.85616.66215.80614.95000.125-0.125-0.250000.445-0.25001

2、/2141.8141.16220.95519.79318.63100.142-0.142-0.284000.541-0.28405/8141.8141.16222.91121.74920.58700.142-0.142-0.284000.541-0.28403/4141.8141.16226.44125.27924.11700.142-0.142-0.284000.541-0.28407/8141.8141.16230.20129.03927.87700.142-0.142-0.284000.541-0.28401112.3091.47933.24931.77030.2910

3、0.18-0.180-0.360000.640-0.36001-1/8112.3091.47937.89736.41834.93900.18-0.180-0.360000.640-0.36001-1/4112.3091.47941.91040.43138.95200.18-0.180-0.360000.640-0.36001-1/2112.3091.47947.80346.32444.84500.18-0.180-0.360000.640-0.36001-3/4112.3091.47953.74652.26750.78800.18-0.180-0.360000.640-0.3

4、6002112.3091.47959.61458.13556.65600.18-0.180-0.360000.640-0.36002-1/4112.3091.47965.71064.23162.75200.217-0.217-0.434000.640-0.43402-1/2112.3091.47975.18473.70572.22600.217-0.217-0.434000.640-0.43402-3/4112.3091.47981.53480.05578.57600.217-0.217-0.434000.640-0.43403112.3091.47987.88486.405

5、84.92600.217-0.217-0.434000.640-0.43403-1/2112.3091.479100.33098.85197.37200.217-0.217-0.434000.640-0.43404112.3091.479113.030111.551110.07200.217-0.217-0.434000.640-0.4340单位：mm