公制粗牙螺紋的螺栓,螺母

1、公制粗牙螺紋的螺栓，螺母()公稱直徑螺距外螺紋（粗）螺桿頭螺母內(nèi)徑小徑CBHH1H2M10.250.770.729M1.20.250.97M1.60.351.31.2211.3M20.41.651.5671.61.2M2.50.452.112.0132M30.52.572.4596.45.522.41.8M40.73.363.2428.172.83.22.4M50.84.264.1349.283.54.73.2M615.084.91711.51045.23.6M81.256.856.64715135.56.85M101.58.548.17619.617(16)19(18)78.46M121.7

2、510.310.10621.9810.87M16214.113.83527.724101310M202.517.617.29434.630131612M24321.120.75241.636151914圓頭螺釘()沉頭螺釘公英制絲攻牙對照表公稱直徑螺距圓頭沉頭公制絲攻底牙鉆咀英制絲攻底牙鉆咀喉牙絲攻底牙鉆咀DHDHM43.2mm1/82.6mm1/811/32M10.2520.820.6M54.2mm5/321/81/413/32M1.20.252.30.92.40.7M65mm3/165/323/831/64M1.60.3531.13.20.95M86.8mm1/413/641/23/4M2

3、0.43.51.341.2M108.5mm5/1617/64M2.30.441.54.61.35M1213.323/821/64M2.50.454.51.751.45M1415.321/227/64M2.60.454.51.75.21.5M1614mm5/817/32M30.55.5261.75M1815.5mm3/421/32M40.772.682.3M2016.5mmM50.893.4102.3M2421.5mmM6110.54123.4M81.25145.4164.4六角螺栓使用()公稱直徑螺距外螺紋螺栓螺栓頭沉孔工具（六角扳手）空間螺栓長度外螺紋內(nèi)徑小徑DHdDHBhLM30.52.5

4、72.4595.533.46.53.32.51856420M40.73.363.242744.584.432063425M50.84.264.1348.555.59.55.442570832M615.084.9171066.6116.5528801050M81.256.856.6471389148.66329012100M101.58.548.37616101117.510.883610014125M121.7510.310.1061812142013104011218125M16214.113.8352416182617.5145614025160M202.517.617.294302022

5、3221.5176316035180M24321.120.7523624263925.5197018050300墊圈和螺栓孔（）公稱直徑平墊圈（小圓形）彈簧墊圈螺桿孔徑螺桿長度dDdDb * tdneM11.12.50.31.30.2M1.21.32.80.31.50.2M1.61.73.8 (3.5)0.320.2M22.24.3 (4.5)0.32.10.40.90.52.60.3M2.52.750.52.65.210.63.10.3M33.260.53.15.91.10.73.60.32030M44.380.84.17.61.414.80.42540M55.310 (9)15.19.21

6、.71.35.80.42550M66.411.5 (11)1.66.112.22.71.570.43060M88.415.5 (15)1.68.215.43.22100.63580M1010.518210.218.43.72.5120.640100M121321 (20)2.512.221.54.2314.51.115120M161728316.2285.2418.51.155160M202134320.233.86.15.1241.265200M242539424.540.37.15.9281.280240管用螺紋（)米制細(xì)牙螺紋()圓柱螺紋的公稱直徑圓錐螺紋的公稱直徑螺距 （參考值）內(nèi)、外

7、螺紋從管的端面至基準(zhǔn)直徑的距離ax公稱直徑外螺紋小徑大徑小徑M8*0.757.188G1/16R1/160.90717.7236.5613.97M10*1.258.647G1/8R1/80.90719.7288.5663.97M12*1.25G1/4R1/41.336813.15711.4456.01M16*1.510.647G3/8R3/81.336816.66214.956.35M20*1.514.376G1/2R1/21.814320.95518.6318.16M24*218.376G3/4R3/41.814326.44124.1179.53M30*221.835G1R12.309133

8、.24930.29110.39M36*327.835G11/4R11/42.309141.9138.95212.732.752G11/2R11/22.309147.80344.84512.7G2R22.309159.61456.65615.88G3R32.309187.88484.92620.64尺寸代號(hào)(in)每英寸牙數(shù)(n p)螺距大徑D，d小徑D1，d11/16280.9077.7236.5611/8280.9079.7288.5661/4191.33713.15711.4453/8191.33716.66214.951/2141.81420.95518.6315/8141.81422.

9、91120.5873/4141.81430.20127.8771112.30933.24930.2911-1/8112.30937.89734.9391-1/4112.30941.9138.9521-1/2112.30947.80344.8451-3/4112.30953.74650.7882112.30959.61456.6562-1/4112.30965.7162.7522-1/2112.30975.18472.2262-3/4112.30981.53478.5783112.30987.88484.9263-1/2112.309100.3397.3724112.309113.03110.0

10、725112.309138.43135.4726112.309163.83160.872英制管螺紋規(guī)格標(biāo)準(zhǔn)徑鉆孔徑標(biāo)準(zhǔn)徑有效牙部之長標(biāo)準(zhǔn)長度之長最大最小使用鉸刀時(shí)不用鉸刀時(shí)度中螺牙內(nèi)徑螺牙內(nèi)徑PS116-286.56.6326.496.16.26.2446.384PS18-288.58.6878.4958.188.2498.388PS14-1911.411.54911.34110.71110.96211.174PS38-191515.05414.84614.214.514.44814.685PS12-1418.518.73318.48917.61317.97918.263PS34-142424

11、.25923.9752323.523.37823.663PS14-1130.230.47130.1112929.529.45929.822PS1-14-1138.839.13238.77237.53837.97638.339PS1-12-1144.845.02544.66543.44443.86944.232PS2-12-1156.556.83656.47654.955.555.41255.844美制管螺紋乾封美制管螺紋規(guī)格鉆頭徑( )內(nèi)英制尺寸規(guī)格鉆頭徑( )內(nèi)英制尺寸NPTNPSCNPTFNPSF使用鉸刀時(shí)不使用鉸刀時(shí)使用鉸刀時(shí)不使用鉸刀時(shí)116-275.94(0.23)6.15(0.24

12、2)6.35(0.250)116-275.94(0.234)6.15(0.242)6.25(0.246)18-278.33(0.328)8.43(0.332)8.74(0.344)18-278.33(0.328)8.43(0.322)8.61(0.339)14-1810.72(0.422)11.13(0.438)11.13(0.438)14-1810.72(0.422)11.13(0.438)11.13(0.438)38-1814.27(0.526)14.27(0.562)14.68(0.578)38-1814.27(0.562)14.27(0.526)14.68(0.578)12-1417.

13、48(0.688)17.86(0.703)18.26(0.719)12-1417.48(0.688)17.86(0.703)17.86(0.703)34-1422.63(0.891)23.0(0.906)23.42(0.922)34-1422.63(0.891)23.01(0.906)23.42(0.922)1-111228.58(1.125)28.98(1.414)29.36(1.156)1-111228.58(1.125)28.98(1.141)29.36(1.156)114-111237.31(1.469)37.69(1.484)38.1(1.5)114-111237.31(1.469)

14、37.69(1.484)112-111243.26(1.703)43.66(1.719)44.45(1.750)112-111243.26(1.703)43.66(1.719)2-111255.17(2.172)55.58(2.188)56.36(2.219)2-111255.17(2.172)55.58(2.188)212-865.48(2.578)66.27(2.609)67.46(2.656)212-865.48(2.578)66.27(2.609)管用螺紋(PT)管用螺紋(PS)規(guī)格鉆頭徑有效螺紋長度用內(nèi)徑標(biāo)用規(guī)格鉆頭徑螺紋內(nèi)徑鉸刀時(shí)不用鉸刀時(shí)上限下限PT116-286.16.26.2

15、446PS116-286.56.6326.4PT18-288.18.28.2498PS18-288.58.6378.4PT14-1910.71110.92611PS14-1911.411.54911.3PT38-1914.214.514.44814PS38-191515.05414.8PT12-1417.61817.97918PS12-1418.518.77318.4PT34-142323.523.37823PS34-142424.25923.9PT1-112929.529.45929PS1-1130.230.47130.1PT114-11373837.97638PS114-1138.839.

16、13238.7PT112-11434443.86942PS112-1144.845.02544.6PT2-115455.555.41255PS-1156.556.86356.4美制粗螺紋管用螺紋(PF)規(guī)格UNC外徑2級(jí)牙鉆孔徑規(guī)格鉆頭徑AB級(jí)螺紋內(nèi)徑標(biāo)準(zhǔn)徑最大最小上限下限NO.164（1.854)1.551.5821.452PF116-286.76.8436.561NO.2-56(2.184)1.81.8711.695PF18-288.78.8488.566NO.3-48(2.515)2.12.1461.941PF14-1911.711.8911.445NO.4-40(2.845)2.32.

17、3852.157PF38-1915.215.39514.95NO.5-40(3.173)2.62.6792.487PF12-141919.17218.631NO.6-32(3.505)2.82.8952.642PF58-142121.12820.587NO.8-32(4.166)3.43.533.302PF34-1424.524.65824.117NO.10-24(4.826)3.93.9623.683PF78-1428.228.41827.887NO.12-24(5.486)4.54.5974.344PF1-1130.530.93130.29114-205.15.2574.979PF118-

18、1135.235.57934.93.9516-186.66.7316.401PF114-1139.239.59238.95238-1688.1537.793PF112-114545.45844.845716-149.49.559.144PF134-115151.42850.78812-1310.811.02310.592PF2-115757.29656.656916-1212.212.44611.98958-1113.612.86813.38634-1016.518.8416.30778-919.519.76119.50718-822.222.60621.9711-18-72525.34924

19、.63981-14-728.228.52427.8131-38-630.831.11530.3531-12-63434.2933.5281-34-539.539.82738.9641-4-1245.245.59344.679公制粗螺紋對照表直徑X螺距(MM)底孔直徑(MM)直徑X螺距(MM)底孔直徑(MM)M1X0.250.75M7X16M1.2X0.250.95M8X1.256.75M1.4X0.31.1M9X1.257.75M1.5X0.351.15M10X1.58.5M1.6X0.351.25M11X1.59.5M1.8X0.351.45M12X1.7510.2M12X0.410.6M1

20、4X212M2.2X0.451.75M16X214M2.5X0.452.05M18X2.515.5M3X0.52.5M20X2.517.5M3.5X0.62.9M22X2.519.5M4X0.73.3M24X321M4.5X0.753.75M27X324M5X0.84.2M30X3.520.5M6X15公稱直徑螺距螺紋精度等級(jí)大徑中徑小徑螺胚直徑最大最小最大最小最大最小最大M30.56g2.9802.8742.6552.5802.4392.602.63M40.73.9783.8383.5233.4333.2203.473.50M50.84.9764.8264.4564.3614.1104.40

21、4.43M615.9745.7945.3245.2124.8915.265.29M81.257.9727.7607.1607.0426.6197.107.14M101.59.9689.7328.9948.8628.3448.928.96M121.7511.96611.70110.82910.67910.07210.7510.79M14213.96213.68212.66312.50311.79712.5712.62M16215.96215.68214.66314.50313.79714.5714.62M182.517.95817.62316.33416.16415.25216.2416.29M

22、202.519.95819.62318.33418.16417.25218.2418.29M222.521.95821.62320.33420.16419.25220.2420.29M24323.95223.57722.00321.80320.70421.8921.95M27326.95226.57725.00324.80323.70424.8924.951.螺胚直徑指滾絲前的尺寸，數(shù)值為依經(jīng)驗(yàn)公式計(jì)算而得，在實(shí)踐中需驗(yàn)證公制細(xì)牙公稱直徑螺距螺紋精度等級(jí)大徑中徑小徑螺胚直徑最大最小最大最小最大最小最大M3X0.356g2.9812.8962.7542.6872.6022.712.73M4X0.

23、53.9803.8743.6553.5803.4393.603.63M50.54.9804.8744.6554.5804.4394.604.63M60.755.9785.8385.4915.3915.1665.425.46M80.757.9787.8387.4917.3917.1667.427.46M817.9747.7947.3247.2126.8917.267.29M100.759.9789.8389.4919.3919.1669.429.46M1019.9749.7949.3249.2128.8919.269.29M101.259.9729.7609.1609.0428.6199.089

24、.12M12111.97411.79411.32411.20610.89111.2511.29M121.2511.97211.76011.16011.02810.61911.0811.12M121.511.96811.73210.99410.85410.34210.9110.95M14113.97413.79413.32413.20612.89113.2513.29M141.513.96813.73212.99412.85412.34412.9112.95M16115.97415.79415.32415.20614.89115.2515.29M161.515.96815.73214.99414

25、.85414.34414.9014.95M18117.97417.79417.32417.20616.89117.2517.29M181.517.96817.73216.99416.85416.33416.9016.95M18217.96217.68216.66316.50315.79716.5816.62M20119.97419.79419.32419.20618.89119.2419.29M201.519.96819.73218.99418.85418.34418.9018.95M20219.96219.68218.66318.50317.79718.5718.62M22121.97421

26、.79421.32421.20620.89121.2421.29M221.521.96821.73220.99420.85420.34420.9520.90M22221.96221.68220.66320.50319.79720.5720.62M24123.97423.79423.32423.19922.89123.2323.29M241.523.96823.73222.99422.84422.34422.8922.95M24223.96223.68222.66322.49321.79722.5722.62M27126.97426.79426.32426.19925.89126.2326.29M271.526.96826.73225.94425.84425.34425.8925.95M27226.9622