普通螺纹（公制）、惠氏螺纹（英制）、统一标准螺纹（美制）牙型的一些基本尺寸?浏览次数：632
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普通螺纹（公制）统一标准螺纹（美制）惠氏螺纹（英制）螺纹牙距中径尺寸直径直径中径牙数牙数尺寸直径牙数牙数
大径毫米毫米英寸毫米毫米粗牙细牙英寸粗牙细牙M10.250.80（号）0.061.524一80
M1.20.251.01（号）0.0731.85426472M1.60.351.322（号）0.0862.1845664
M20.41.73（号）0.092.514648563/320.09448一M2.50.452.154（号）0.122.8484048
M30.52.65（号）0.1253.175404180.12540一M40.73.56（号）0.1383.50523240
M50.84.48（号）0.1644.16563.6132365/320.15632一M615.310（号）0.194.8264.1024323/160.182432
M81.257.112（号）0.2165.48644.752428M101.58.91/40.256.355.4820281/40.252026
M121.7510.75/160.31257.93756.9818245/160.3125182M14212.63/80.3759.5258.416243/80.3751620M16214.67/160.43751.1259.8714207/160.43751418
M182.516.21/20.512.71.3813201/20.51216M202.518.29/160.562514.287512.841218M22.520.25/80.62515.87514.321185/80.625114
M24323/40.7519.0517.310163/40.751012M27324.97/80.8752.2520.329147/80.87591M303.527.51125.423.2781211810
M33.530.51-1/81.12528.5757121-1/81.12579M3643.21-1/41.2531.757121-1/41.2579M39436.21-3/81.37534.925612
M424.538.91-1/21.538.16121-1/21.568M454.541.91-3/41.754.455一1-3/41.7557M4854.52250.84.5一224.57
M52548.5M565.552.2注：上面所指牙距是指牙小径与小径之间的距离，数值越小说明牙越细！所指牙数是表示在一英寸长度内有多少个牙数，每一英寸内牙数越多说
明牙越细！M605.556.2M64659.8
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