O形圈密封型式及沟槽尺寸汇总(共3页).doc

精选优质文档-倾情为你奉上O形圈密封型式及沟槽尺寸密封型式径向密封活塞密封沟槽注：为防止组装时损坏O形圈在缸孔端采用150200导角活塞杆密封沟槽 注：为防止组装时损坏O形圈在杆端采用150200导角带挡圈的沟槽 轴向密封受内部压力的沟槽 受外部压力的沟槽 O形圈密封沟槽尺寸（摘自GB3452.3-1988）(mm)(径向密封沟槽尺寸)O形圈截面直径d21.802.653.555.307.00沟槽宽度气动动密封2.23.44.66.99.3液压动密封或静密封b2.43.64.87.19.5b13.85.06.29.012.3b25.26.47.610.915.1沟槽深度活塞密封液压动密封1.422.162.964.485.95气动动密封1.462.233.034.6