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1、O型圈标准公差对照表内径ID/mm公差（+/-）1.80-2.500.132.51-4.500.144.51-6.300.156.31-8.500.168.51-10.000.1710.01-11.200.1811.21-14.000.1914.01-16.000.216.01-18.000.2118.01-20.000.2220.01-21.200.2321.21-23.600.2423.61-25.000.2525.01-26.500.2626.51-28.000.2828.01-30.000.2930.01-31.500.3131.51-33.500.3233.51-34.500.333
2、4.51-35.500.3435.51-36.500.3536.51-37.500.3637.51-38.700.3738.71-40.000.3840.01-41.200.3941.21-42.500.442.51-43.700.4143.71-45.000.4245.01-46.200.4346.21-47.500.4447.51-48.700.4548.71-50.000.4650.01-51.500.47内径ID/mm公差（+/-）51.51-53.000.4853.01-54.500.554.51-56.000.5156.01-58.000.5258.01-60.000.5460.0
3、1-61.500.5561.51-63.000.5663.01-65.000.5865.01-67.000.5967.01-69.000.6169.01-71.000.6371.01-73.000.6473.01-75.000.6675.01-77.500.6777.51-80.000.6980.01-82.500.7182.51-85.000.7385.01-87.500.7587.51-90.000.7790.01-92.500.7992.51-95.000.8195.01-97.500.8397.51-100.000.84100.01-103.000.87103.01-106.000.8
4、9106.01-109.000.91109.01-112.000.93112.01-115.000.95115.01-118.000.97118.01-122.001122.01-125.001.03125.01-128.001.05128.01-132.001.08内径ID/mm公差（+/-）132.01-136.001.1136.01-140.001.13140.01-145.001.17145.01-150.001.2150.01-155.001.24155.01-160.001.27160.01-165.001.31165.01-170.001.34170.01-175.001.381
5、75.01-180.001.41180.01-185.001.44185.01-190.001.48190.01-195.001.51195.01-200.001.55200.01-206.001.59206.01-212.001.63212.01-218.001.67218.01-224.001.71224.01-230.001.75230.01-236.001.79236.01-243.001.83243.01-250.001.88250.01-258.001.93258.01-265.001.98265.01-272.002.02272.01-280.002.08280.01-290.0
6、02.14290.01-300.002.21300.01-307.002.25307.01-315.002.3315.01-325.002.37325.01-335.002.43335.01-345.002.49内径ID/mm公差（+/-）345.01-355.002.56355.01-365.002.62365.01-375.002.68375.01-387.002.76387.01-400.002.84400.01-412.002.91412.01-425.002.99425.01-437.003.07437.01-450.003.15450.01-462.003.22462.01-475
7、.003.3475.01-487.003.37487.01-500.003.45500.01-515.003.54515.01-530.003.63530.01-545.003.72545.01-560.003.81560.01-580.003.93580.01-600.004.05600.01-615.004.13615.01-630.004.22630.01-650.004.34650.01-670.004.46线径CS/mm公差（+/-）1-1.800.081.81-2.650.092.66-3.550.13.56-5.300.135.31-7.000.157.01-8.700.188.
8、71-10.40GB3452.1-82O型密封圈,氟橡胶O型圈.硅橡胶O型圈. 氟胶O型圈.硅胶O型圈.耐高温O型圈.三元乙丙胶O型圈O形密封圈使用材料的一般性能比较材料 力学性能 化学抗力 工作温度 在空气中老化的使用温度 备 注耐磨性 抗拉强度 耐受风蚀和臭氧能力 耐热水.蒸气弱酸和各种碱能力耐强酸和氧化性酸的能力 耐汽油.润滑油的能力丁基椽胶 F-G10-18GEGP-3510080160对合成液压体有耐受能力 氯丁橡胶 G10-25GEF-GF-G-4010070150对低温.臭氧和酸有良好的耐受能力乙丙橡胶 G7-8EEGP-5515090160对合成液体有耐受能力(不含矿物油)氟橡
9、胶 G15-20EEGE-40250175250有极好的耐热性和大多数工作液体的耐受能力,耐磨天然橡胶 G15-30FEFP50100丁腈橡胶 G10-25F-GGF-GG-4010070150适用于绝大多数的应用场合 硅橡胶 P4-10EFPF-G-40250300200用于高温场合(仅用于静密封)注:P差, F可, G良, E优.新国标0形圈详细规格如下: 新标0形圈 内径*线径单价内径*线径单价内径*线径单价内径*线径单价线径=1.8mm20*1.88.5*2.6548.7*2.651.8*1.821.2*1.88.75*2.6550*2.652*1.822.4*1.89*2.6551.
10、5*2.652.24*1.823.6*1.89.5*2.6553*2.652.5*1.825*1.810*2.6554.5*2.652.8*1.825.8*1.810.6*2.6556*2.653.15*1.826.5*1.811.2*2.6558*2.653.55*1.828*1.811.8*2.6560*2.653.75*1.830*1.812.5*2.6561.5*2.654*1.831.5*1.813.2*2.6563*2.654.5*1.832.5*1.814*2.6565*2.654.87*1.833.5*1.815*2.6567*2.655*1.834.5*1.816*2.656
11、9*2.655.3*1.835.5*1.817*2.6571*2.655.5*1.836.5*1.818*2.6573*2.655.6*1.837.5*1.819*2.6574*2.656*1.838.7*1.820*2.6575*2.656.3*1.840*1.821.2*2.6580*2.656.7*1.841.2*1.822.4*2.6582.5*2.656.9*1.842.5*1.823.6*2.6585*2.65尺寸规范（国标GB3452.1-92)发布日期：2010-11-9 阅读次数：232O型圈规格表（GB3452.1-92）内径截面直径内径截面直径1.800.082.650.093.550.105.300.137.000.151.800.082.650.093.550.105.300.137.00.015内径公差内径公差1.800.13*19.00.22*2.00*20.0*2.24*21.2*2.50*22.4*2.80*23.6*3.15*25.0*3.55*26.5*3.75*28.0*4.00*30.0*4.50*31.50.30*4.87*32.5*5.00*33.5*5.15*34.5*5.30*
