各种螺钉尺寸

1、螺栓和螺钉通孔尺寸(GB/T52771985)螺纹规格dM1M1.2M1.4M1.6M1.8M2M2.5M3M3.5M4M4.5M5M6M7M8螺纹直径精装配1.11.31.51.722.22.73.23.74.34.85.36.47.48.4中等装配1.21.41.622.12.43.23.43.94.555.56.67.69粗装配1.31.51.82.22.42.63.73.64.24.85.35.86.67.610螺纹规格dM10M12M14M16M18M20M22M24M27M30M33M36M39M42M45螺纹直径精装配10.5131517192123252831343740434

2、6中等装配1113.515.517.52022242630333639424548粗装配1214.516.518.52124262832353842454852M国柱头用沅祁(适用B?o>(摘自GB152-3-86)单位；(u)上螺纹规格td3dl1.E比324.32.32.42.55.a2,&3乩CI343.44氏a4.e4.E510.05.7E.E61L06.36,e315.05.0101S.011.911.01220.C13.01613.51424.015.01615.51625.C17.52017,52033.021.524俎02440.025.52826.a3048,0

3、圮a3633.03G57.C53.ri4239,3M六帝头探栓刑六角喊母用沅孔（摘自GB152.4-08）单1胡内六审留柱头端钉（摘自GB7O-85等IS04762-77）1、括号内规格尽量不米用。2、M3M20为商品规格，其它为通用规格。3、材料/力学性能钢/8.8,12.9不锈钢/<M20时为A2-70;>M20时为A2-50.标记示例：螺纹规格d=M5,公称长度l=20mm,性能等级为8.8级，表面氧化的内六角圆柱头螺钉：螺钉GB70-85M5X2013叵螺纹m&dp4M20246a'MMH*1兀皿肛423WEffO-b薑考光港头部滾花头部ir«：曰

4、）bOnax)ds(max)e(min)IcGnax)r(nin)巩公称）t(nun)w(mirO1范围金昊漣最IOOjiur长的車15321.61_731.60.1K50.70.552.5115lfi0.D0D15103.83.902.621.732O.F1.51Q.55320160,0020317乳5乳683,12.52,32.5,121,10.85q252Q0,00329185.55.6S3,632.873D,1251.31.155302C0.00JS2207化224.743.444CL2321.46aa250.00884228.58.726.754.59B0.242*6L98-502E

5、0*0143024101U.226.865_7260.25532.3irrvfiD300.020842BL313.279,286.85SOi.4643.31280350.0392332L616.2711.210乳1510CU35416iOD400.0636836ISIS.27IXI1211*43120.510620120450.0003440212L黄15.T1413.7212Qt&1275*S25140550,1100442424.3317,71616.00160.61436.825160550.1796052303U.3322.42019.44200.817108.03020065

6、0.299SD603636.392S.4.2421.73240.S101210.440-200800.46265724545.393X43025.153012215.513,145200900.79351345454.33.43fi30,85361271915.3552001101.24300I».I甲57852H-.5T5IBiZS!1、括号内规格尽量不米用。2、材料/力学性能：钢/4.8。标记示例：螺纹规格d=M5,公称长度l=20mm,性能等级为4.8级，不经表面处理的H型十字槽沉头螺钉：螺钉GB819-85M5X20M十字槽沅头<#育（擀自GE81P-85等效ISQ70

7、46-19S3>单僅二规格dPainax)b(min)fk(jnax)r(jnin.)rf士字槽SttHo十字槽曜插入谨度十早憎深度min十字糟M型插入十字糟逡插入深廣min1范囿（商品规格）全螺纹时最大长度100njn-t的革甲（聪）w!11.S0.350.7253DM10.4301.60.61.8D.1316300.00118M20.40,S253.80.51.2Q.540i.g0.920-9532030J.0019M2.50-4E0.9254.7ft.S1.5o.eE111-431-4E3茨300.00308ID0.51255.50,T1,650.361132L73.2L54303

8、00.00452MXT1.4388.412.7124.62.1i.e2.0554Q450.00452M5S.8l.fi389.3L22.71.39.5125.22.75.12.66別450.012861M6123811.31.43.31.5123C.836.03860450.01853M81.252.53815.824,6525449弘1厉1060450.03434Min1,533B13.3乙352.513.5410b.110弘21260笳0.05372. C级适用于中等装配系列，A级适用于精装配系列。3. GB848-85主要用于带圆柱头螺钉，其他用于标准六角螺栓、螺钉和螺母。材料力学性能等

9、级：钢100HV标记示例：标准系列、公称尺寸d=8mm，性能等级为100HV级、不经表面处理的平垫圈：垫圈GB95858100HV(It自西-閃等3&LSOT091-ISB3)单位J(u)公舔尺寸通dl1.0.951.6L72517.53.438S.71122?52.6322263339e.691113.515.5W.9715.3331.0550.431012Mie202430361216202428303744566611X1di*3.2材料力学性能等级：钢200HV;奥氏体不锈钢A200标记示例：标准系列、公称尺寸d=8mm,性能等级为200HV级、不经表面处理的平垫圈：垫圈GB9

10、7.1858200HV公称尺寸日did2hwoo-Xkg)55.3101Q.443二66.4121.61.826二88.4ISLSL828二3010,52D23.571213242,56.2?1415282.5S.Sil二16IT旳31L2二202137317.16242544432.31303155453.51353766592.Q3(摘自GE97.1-85等效ISO7DS9-1983)单位匚(»)3.2/V15t>'弋1II1p11|-C1d1d2材料力学性能等级：钢300HV;奥氏体不锈钢A350惭平華關倒角羣站g（擠自GB97.2-65等效1501090-198

11、3）单僅三（标记示例：标准系列、公称尺寸d=8mm，性能等级为300HV级、倒角型、不经表面处理的平垫圈：公称尺寸1dl型h1OOU个重里(kg)a55.31010.44366.4121.610159S.416L61-S231010.5202工571213242.50.271415282.53.611161730311.29202137317.16242544432.引3031E6E3.S13£375552、m应大于零。3、材料：65Mn标记示例：规格16mm,材料为65Mn，表面氧化的标准型弹簧垫圈:垫圈GB93-8716M(#1自tB938I)单脈(u)规格:辱抠丈径jdl(jh

12、inj能和bm王仏）r?-.wco个垂童fl、-22.10.50.5L25m250i0152.52.d0.M0.151,(530.)3a.os33.10.80.82O.<0.0644.11.1:.12.15山65J.It)55.11.3'.33.250.650.276S,11.61.640.8J.轴88.12.12.15.251.05I.ilLC1C.22.62.66.5I.32.131.2J.13.1Y.lb1.bbJ.tid<L4)14.23.63.6g1.s5.创L616.21.14.11U.252.UbS.4<L6)18.2i.n1仁抚2.2511.34?02

13、C.2R512.52.515.Edg22.55.55.51J.752.7520.524河5G615327.1(27)21.50.86,K11'X4Jy.13C5C.7.B7.E10.7F乱7EE2.71(33)33.58.58.52L254.2574.E4365(.59922.54.5E0.E9他）30.5ID10255122.1；4242.510.510.52d.255.25144.1<4E)4E.5111127,55.B16B.6484£.11212JO6214.B5I-,iStSY®.寻何和倒梢的削临尺寸及处羞f摘自cmTW乩7叩9阳年确认有效)、单付：

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