60°普通公制螺纹规格螺距对照表
规格螺距中径小径
280 6 276.10289 273.50481
280 4 277.40192 275.66987
285 6 281.10289 278.50481
285 4 282.40192 280.66987
290 8 284.80385 281.33975
290 6 286.10289 283.50481
290 4 287.40192 285.66987
295 6 291.10289 288.50481
295 4 292.40192 290.66987
300 8 294.80385 291.33975
300 6 296.10289 293.50481
300 4 297.40192 295.66987