1、GB/T3452.3-20054.1 徑向密封4.1.1 活塞密封溝槽活塞密封溝槽型式應符合圖1的規定圖1 徑向密封的活塞密封溝槽型式4.1.2活塞桿密封溝槽活塞桿密封溝槽型式應符合圖2規定。圖2 徑向密封的活塞桿密封溝槽型式4.1.3 帶擋圈的溝槽帶擋圈的溝槽型式應符合圖3的規定。圖3 徑向密封帶擋圈密封溝槽型式2GB/T3452.3-20054.2 軸向密封4.2.1 受內部壓力的溝槽受內部壓力的溝槽型式應符合圖4的規定。圖4 軸向密封受內部壓力的溝槽型式4.2.2 受外部壓力的溝槽受外部壓力的溝槽型式應符合圖5的規定。圖5 軸向密封受外部壓力的溝槽型式5 O型圈溝槽尺寸與公差5.1 徑向

2、密封徑向密封的溝槽型式見圖1-圖3。5.1.1 徑向密封的溝槽尺寸徑向密封的溝槽尺寸應符合表1的規定表1 徑向密封的溝槽尺寸單位為毫米O型密封圈直徑d21.802.653.555.307.00溝槽寬度氣動動密封2.23.44.66.99.3液壓動密封或靜密封b2.43.64.87.19.5b13.85.06.29.012.3b25.26.47.610.915.13GB/T3452.3-20056 O形密封圈的應用選擇和溝槽尺寸的確定6.1 O形圈的應用選擇在可以選用幾種截面O形圈的情況下，應優先選用大截面的O形圈。表5給出按GB/T3452.1選擇的O形圈對于徑向靜密封和動密封的適用范圍。表5

3、 徑向靜密封和動密封的適用范圍O形圈規格范圍/mm應 用活塞密封活塞桿密封d2d1液壓動密封氣動動密封靜密封液壓動密封氣動動密封靜密封1.802.653.555.307.00 注：“”為推薦使用的密封型式。6.2 O形圈溝槽尺寸的確定6.2.1 徑向密封對于液壓應用，活塞動密封的O形圈溝槽尺寸及公差應依照表1、表3和表6確定。對于氣動應用，活塞動密封的O形圈溝槽尺寸及公差應依照表1、表3和表7確定。對于液壓、氣動應用，活塞靜密封的O形圈溝槽尺寸及公差應依照表1、表3和表8確定。對于液壓應用，活塞桿動密封的O形圈溝槽尺寸及公差應依照表1、表3和表9確定。對于氣動應用，活塞桿動密封的O形圈溝槽尺寸

4、及公差應依照表1、表3和表10確定。對于液壓、氣動應用，活塞桿靜密封的O形圈溝槽尺寸及公差應依照表1、表3和表11確定。6.2.2軸向密封受內部壓力時，O形圈溝槽尺寸及公差應依照表2、表3和表12確定。受外部壓力時，O形圈溝槽尺寸及公差應依照表2、表3和表13確定6GB/T3452.3-2005表6 液壓活塞動密封溝槽尺寸 單位為毫米d4H8d9f7d3h9d1d4H8d9f7d3h9d1d4H8d9f7d3h9d1d2=1.8d2=3.55d2=3.5578910111213141516171819204.35.36.37.38.39.310.311.312.313.314.315.316.

5、317.34566.988.751010.611.812.51415161743444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788899091929394959697989910010110210310437.338.339.340.341.342.343.344.345.346.347.348.349.350.351.352.353.354.355.356.357.358.359.360.361.362.363.364.365.366.367.368.369.37

6、0.371.372.373.374.375.376.377.378.379.380.381.382.383.384.385.386.387.388.389.390.391.392.393.394.395.396.397.398.336.537.538.738.74041.242.543.743.74546.247.548.748.75051.551.5535354.5565658586061.561.5636365656767696971717373757577.577.577.5808082.582.582.5858587.587.587.5909092.592.592.5959597.51

7、0510610710810911011111211311411511611711811912012112212312412512612712812913013113213313413513613713813914014114214314414514614714814915015115215315415515615715815916016116216316416516699.3100.3101.3102.3103.3104.3105.3106.3107.3108.3109.3110.3111.3112.3113.3114.3115.3116.3117.3118.3119.3120.3121.31

8、22.3123.3124.3125.3126.3127.3128.3129.3130.3131.3132.3133.3134.3135.3136.3137.3138.3139.3140.3141.3142.3143.3144.3145.3146.3147.3148.3149.3150.3151.3152.3153.3154.3155.3156.3157.3158.3159.3160.397.597.510010010010310310310610610610910910911211211211511511511811811811812212212212512512512812812812813

9、2132132132132136136136140 140140142.5142.5145145147.5147.5147.5150150152.5152.5152.5155155157.5157.5157.5d2=2.65192021222324252627282930313233343536373839404142434414.915.916.917.918.919.920.921.922.923.924.925.926.927.928.929.930.931.932.933.934.935.936.937.938.939.914.515.5161718192021.222.422.424

10、.32526.527.328293031.532.533.534.535.536.537.538.538.7d2=3.552425262728293031323334353637383940414218.319.320.321.322.323.324.325.326.327.328.329.330.331.332.333.334.335.336.318192020.321.222.423.62525.826.527.328303031.532.533.534.535.57GB/T3452.3-2005 表7 （續） 單位為毫米d4H8d9f7d3h9d1d4H8d9f7d3h9d1d4H8d9

11、f7d3h9d1d2=3.55d2=5.3d2=7163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200157.1158.1159.1160.1161.1162.1163.1164.1165.1166.1167.1168.1169.1170.1171.1172.1173.1174.1175.1176.1177.1178.1179.1180.1181.1182.1183.1184.1185.1186.1187.1188.11

12、89.1190.1191.1192.1193.1194.1155155157.5157.5157.5160160162.5162.5162.5165165167.5167.5167.5170170170172.5172.5175175177.5177.5177.5180180182.5182.5182.5185185187.5187.5187.5190190190717273747576777879808284858688909294959698100102104105106108110112114115116118120125130135140145150155160165170175180

13、1851901952002052102152202252302352402452506263646566676869707173757677798183858687899193959697991011031051061071091111161211261311361411461511561611661711761811861911962012062112162212262312362416061.563636565676769697173757577.5808082.5858587.5909092.5959597.5100100103103106106109115118122128132136

14、142.5147.5152.5157.5162.5167.5172.5177.5182.5187.5190195203206212218224227230239125130135140145150155160165170175180185190195200205210215220225230235240245250255260265270112.8117.8122.8127.8132.8137.8142.8147.8152.8157.8162.8167.8172.8177.8182.8187.8192.8197.8202.8207.8212.8217.8222.8227.8232.8237.8

15、242.8247.8252.8257.8109115118125128136140145150155160165170175180185190195200206206212216224230236239243250254d2=5.35051525354555657585960616263646566676869704142434445464748495051525354555657585960614041.241.242.543.74546.246.247.548.748.751.551.55354.554.5565658586010GB/T3452.3-2005表8 液壓、氣動活塞靜密封溝槽

16、尺寸 單位為毫米d4H8d9f7d3h11d1d4H8d9f7d3h11d1d4H8d9f7d3h11d1d=1.8d2=3.55d2=3.55678910111213141516171819203.44.45.46.47.48.49.410.411.412.413.414.415.416.417.43.1545.1567.1891011.212.113.214151617.404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949

17、59697989934.635.636.637.638.639.640.641.642.643.644.645.646.647.648.649.650.651.652.653.654.655.656.657.658.659.660.661.662.663.664.665.666.667.668.669.670.671.672.673.674.675.676.677.678.679.680.681.682.683.684.685.686.687.688.689.690.691.692.693.633.534.535.536.536.538.74041.241.242.543.7454546.24

18、7.548.7505051.5535354.55656585858606061.5636365656769696971717373757577.577.577.5808082.582.582.5858587.587.587.5909092.510010110210310410510610710810911011111211311411511611711811912012112212312412512612712812913013113213313413513613713813914014114214314414514614714814915015115215315415515615715815

19、994.695.696.697.698.699.6100.6101.6102.6103.6104.6105.6106.6107.6108.6109.6110.6111.6112.6113.6114.6115.6116.6117.6118.6119.6120.6121.6122.6123.6124.6125.6126.6127.6128.6129.6130.6131.6132.6133.6134.6135.6136.6137.6138.6139.6140.6141.6142.6143.6144.6145.6146.6147.6148.6149.6150.6151.6152.6153.692.59

20、2.595959597.597.5100100100103103103106106106109109109112112112115115115118118118118122122122125125125128128128128132132132132136136136136140140142.5142.5142.5145145145147.5147.5150150150d=2.651920212223242526272829303132333435363738394041424344151617181920212223242526272829303132333435363738394014.5

21、15.5161718192021.222.423.624.32526.527.328283031.532.533.534.535.536.537.537.538.7d2=3.552425262728293031323334353637383918.619.620.621.622.623.624.625.626.627.628.629.630.631.632.633.618192021.221.222.423.62525.827.32828303031.532.511GB/T3452.3-2005表8 （續） 單位為毫米d4H8d9f7d3h11d1d4H8d9f7d3h11d1d4H8d9f7

22、d3h11d1d4H8d9f7d3h11d1d2=7d2=7d2=7d2=73443453463483503523543553563583603623643653663683703723743753763783803823843853863883903923943953963984004024044054064084104124144154164184204224244254264284304324344354364384404423333343353373393413433443453473493513533543553573593613633643653673693713733743753

23、773793813833843853873893913933943953973994014034044054074094114134144154174194214234244254274294313303303303303353353403403403403453453503503503503553553603603603603653653703703703703753753793793793833833873873913913913953954004004004004064064064064124124124184184184184184254254444454464484504524544

24、554564584604624644654664684704724744754764784804824844854864884904924944954964985005025045055065085105125145155165185205225245255265285305325345355365385405424334344354374394414434444454474494514534544554574594614634644654674694714734744754774794814834844854874894914934944954974995015035045055075095

25、115135145155175195215235245255275295314294294294334334374374374374434434434504504504504504564564564564624624664664664664664754754754794794834834874874874874934934934935005005005005005085085085085155155155155155235235235445455465485505525545555565585605625645655665685705725745755765785805825845855865

26、885905925945955965986006026046056066086106126146156166186206226246256266286306326346356366386406425335345355375395415435445455475495515535545555575595615635645655675695715735745755775795815835845855875895915935945955975996016036046056076096116136146156176196216236246256276296315235305305305305305385

27、385385385455455455455455535535535535605605605605605605705705705705705705805805805805805805905905905905905906006006006006006086086086086086156156156156156236236446455466486506526546556566586606626646656666686706726746756766786806826846856866886906336346356376396416436446456476496516536546556576596616

28、636646656676696716736746756777962362363063063063063063064064064064064064065065065065065065066066066066066067067067067014GB/T3452.3-2005表9 液壓活塞桿動密封溝槽尺寸 單位為毫米d5f7d10H8d6H9d1d5f7d10H8d6H9d1d5f7d10H8d6H9d1d5f7d10H8d6H9d1d5f7d10H8d6H9d1d2=1.8d2=3.55d2=3.55d2=5.3d2=5.3345678910111213141516175.76.77.78.79.

29、710.711.712.713.714.715.716.717.718.719.73.1545.1567.1891011.212.113.21415161726272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757631.732.733.734.735.736.737.738.739.740.741.742.743.744.745.746.747.748.749.750.751.752.753.754.755.756.757.758.759.760.7

30、61.762.763.764.765.766.767.768.769.770.771.772.773.774.775.776.777.778.779.780.781.726.527.3283031.531.532.533.534.535.536.537.538.74041.242.542.543.74546.247.548.748.75051.5535354.556565858606061.561.56365656767696971717373757577.577.57778798081828384858687888990919293949596979899100101102103104105

31、10610710810911011111211311411511611711811912012112212312412582.783.784.785.786.787.788.789.790.791.792.793.794.795.796.797.798.799.7100.7101.7102.7103.7104.7105.7106.7107.7108.7109.7110.7111.7112.7113.7114.7115.7116.7117.7118.7119.7120.7121.7122.7123.7124.7125.7126.7127.7128.7129.7130.777.5808082.58

32、2.582.585858587.587.59090929292.5959597.597.597.5100100103103103106106106109109109112112115115115115118118118122122122122125125125128394041424344454647484950515253545556575859606162636465666768697071727374757677787980828485868890929447.748.749.750.751.752.753.754.755.756.757.758.759.760.761.762.763.

33、764.765.766.767.768.769.770.771.772.773.774.775.776.777.778.780.781.782.783.784.785.786.787.788.790.792.793.794.796.798.7100.7102.74041.241.242.543.7454546.247.548.75051.551.5535354.5565858606061.561.56365656767696971717373757577.577.577.5808082.582.58587.587.59092.5959595969810010210410510610811011

34、2114115116118120125130135140145150155103.7104.7106.7108.7110.7112.7113.7114.7116.7118.7120.7122.7123.7124.7126.7128.7133.7138.7143.7148.7153.7158.7163.797.597.5100103103106106109109112115115118118122122128132136142.5147.5152.5157.5d2=2.651415161718192021222324252627282930313233343536373818.119.120.1

35、21.122.123.124.125.126.127.128.129.130.131.132.133.134.135.136.137.138.139.140.141.142.11415161718192021.222.423.624.32526.527.328303031.532.533.534.535.536.537.538.7d2=7105110115120125130135140145150155160165170175180185190195200205210215220225230235240245116.7121.7126.7131.7136.7141.7146.7151.7156

36、.7161.7166.7171.7176.7181.7186.7191.7196.7201.7206.7211.7216.7221.7226.7231.7236.7241.7246.7251.7256.71069112118122128132136142.5147.5152.5157.5162.5167.5172.5177.5182.5187.5195200203206212218224227236236243250d2=3.55181920212223242523.724.725.726.727.728.729.730.7181920.621.222.423.624.32515GB/T3452.3-2005 表11 液壓、氣動活塞桿靜密封溝槽尺寸 單位為毫米d5f7d10H8d6H11d1d5f7d10H8d6H11d1d5f7d10H8d6H11d1d2=1.8d2=3.55d2=3.55345678910111213141516175.66