液压系统常用螺纹尺寸及公差.doc

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1、1公制螺纹基本尺寸及公差（牙形角60°）M螺纹代号基本直径内螺纹外螺纹大径中径小径公差等级公差等级6H7H6g中径公差小径公差中径公差小径公差中径公差大径公差M10x1109.3508.9170,+0.1500,+0.2360,+0.1900,+0.300-0.026,-0.138-0.026,-0.206M12x11211.35010.9170,+0.1600,+0.2360,+0.2000,+0.300-0.026,-0.144-0.026,-0.206M14x11413.35012.9170,+0.1600,+0.2360,+0.2000,+0.

2、300-0.026,-0.144-0.026,-0.206M12x1.251211.18810.6470,+0.1800,+0.2650,+0.2240,+0.335-0.028,-0.160-0.028,-0.240M14x1.251413.18812.6470,+0.1800,+0.2650,+0.2240,+0.335-0.028,-0.160-0.028,-0.240M12x1.51211.02610.3760,+0.1900,+0.3000,+0.2360,+0.375-0.032,-0.172-0.032,-0.268M14x1.51413

3、.02612.3760,+0.1900,+0.3000,+0.2360,+0.375-0.032,-0.172-0.032,-0.268M16x1.51615.02614.3760,+0.1900,+0.3000,+0.2360,+0.375-0.032,-0.172-0.032,-0.268M18x1.51817.02616.3730,+0.1900,+0.3000,+0.2360,+0.375-0.032,-0.172-0.032,-0.268M20x1.52019.02618.3760,+0.1900,+0.3000,+0.2360,+0.375

4、-0.032,-0.172-0.032,-0.268M22x1.52221.02620.3760,+0.1900,+0.3000,+0.2360,+0.375-0.032,-0.172-0.032,-0.268M24x1.52423.02622.3760,+0.2000,+0.3000,+0.2500,+0.375-0.032,-0.182-0.032,-0.268M26x1.52625.02624.3760,+0.2000,+0.3000,+0.2500,+0.375-0.032,-0.182-0.032,-0.268M27x1.52726.0262

5、5.3760,+0.2000,+0.3000,+0.2500,+0.375-0.032,-0.182-0.032,-0.268M30x1.53029.02628.3760,+0.2000,+0.3000,+0.2500,+0.375-0.032,-0.182-0.032,-0.268M33x1.53332.02631.3760,+0.2000,+0.3000,+0.2500,+0.375-0.032,-0.182-0.032,-0.268M36x1.53635.02634.3760,+0.2000,+0.3000,+0.2500,+0.375-0.03

6、2,-0.182-0.032,-0.268M39x1.53938.02637.3760,+0.2000,+0.3000,+0.2500,+0.375-0.032,-0.182-0.032,-0.268M42x1.54241.02640.3760,+0.2000,+0.3000,+0.2500,+0.375-0.032,-0.182-0.032,-0.268M27x22725.70124.8350,+0.2240,+0.3750,+0.2800,+0.475-0.038,-0.208-0.038,-0.318M30x23028.70127.8350,+0

7、.2240,+0.3750,+0.2800,+0.475-0.038,-0.208-0.038,-0.318M33x23331.70130.8350,+0.2240,+0.3750,+0.2800,+0.475-0.038,-0.208-0.038,-0.318M36x23634.70133.8350,+0.2240,+0.3750,+0.2800,+0.475-0.038,-0.208-0.038,-0.318M39x23937.70136.8350,+0.2240,+0.3750,+0.2800,+0.475-0.038,-0.208-0.038,

8、-0.318M42x24240.70139.8350,+0.2240,+0.3750,+0.2