60度管螺纹对照表.pdf

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1、管螺纹的基本尺寸123456789101112基准平面内的基本直径25.4mm牙型外螺纹小螺纹的螺距基准距离装配余量内包含高度大径中径小径端面内的尺寸PL1L3的牙数hd=Dd2=D2d3=D3基本小径代号nmm圈数mm圈数mmmm1/16270.9410.7527.8947.1426.3894.324.06432.8226.1371/8270.9410.75210.2429.4898.7374.364.10232.8228.4811/4181.4111.12913.61612.48711.3584.105.78534.23310.9963/81

2、81.4111.12917.05515.92614.7974.326.09634.22314.4171/2141.8141.45121.22419.77218.3214.488.12835.44317.8133/4141.8141.45126.56925.11723.6664.758.61835.44323.127111.52.2091.76733.22831.46129.6944.6010.16036.62629.06011/411.52.2091.76741.98540.21838.4514.8310.66836.62637.78511/21

3、1.52.2091.76748.05446.28744.5204.8310.66836.62643.853211.52.2091.76760.09258.32556.5585.0111.06536.62655.86721/283.1752.54072.69970.15967.6195.4617.33526.35066.535383.1752.54088.60886.06883.5286.1319.46326.35082.31131/283.1752.540101.31698.77696.2366.5720.86026.35094.932483.1

4、752.540113.973111.433108.8936.7521.43126.350107.554583.1752.540140.952138.412135.8727.5023.81226.350134.384683.1752.540167.792165.252162.7127.6624.32026.350161.191883.1752.540218.441215.901213.3618.5026.99826.350211.6731083.1752.540272.312269.772267.2329.6830.73426.350265.311

5、1183.1752.540323.032320.492317.95210.8834.54426.350315.79314O.D.83.1752.540354.904352.364349.82412.5039.68826.350347.34516O.D.83.1752.540405.784403.244400.70414.5046.03826.350397.82818O.D.83.1752.540456.565454.025451.48516.0050.80026.350448.31020O.D.83.1752.540507.246504.7065

6、02.16617.0053.97526.350498.79224O.D.83.1752.540608.608606.068603.52819.0060.32526.350599.758注：1.可参照表中第12栏数据选择攻螺纹前的麻花钻直径。2.螺纹收尾长度（V）为3.47P。3.O.D.是英文管子外径的编写。