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产品规格:DBDA 20G1X/100-090
产品数量:1000 个
包装说明:全新
关 键 词:德国REXROTH力士乐,DBDA,20G1X/100-090,溢流阀
发布时间:2020-12-28
供应原装德国REXROTH力士乐DBDA 20G1X/100-090溢流阀 R900429826 DBDA 15 G1X/100 R900428463 DBDA 15 G1X/100V R900444172 DBDA 15 G1X/100V/12 R900435367 DBDA 15 G1X/25 R900915090 DBDA 15 G1X/25-10 R900457679 DBDA 15 G1X/25V R900970706 DBDA 15 G1X/25V/12 R900434689 DBDA 15 G1X/50 R900387353 DBDA 15 G1X/50V R900436044 DBDA 20 G1X/100 R901336654 DBDA 20 G1X/100-060 R900933710 DBDA 20 G1X/100-070 R900766247 DBDA 20 G1X/100-080 R900405911 DBDA 20 G1X/100V R900441688 DBDA 20 G1X/25 R900566421 DBDA 20 G1X/25/12 R900516262 DBDA 20 G1X/25V R900423870 DBDA 20 G1X/50 R901161710 DBDA 20 G1X/50/12 R900521857 DBDA 20 G1X/50V R900423871 DBDA 20 K1X/100 R901336986 DBDA 20 K1X/100-060 R900212456 DBDA 20 K1X/100-070 R900766429 DBDA 20 K1X/100-080 R900727230 DBDA 20 K1X/100-090 R900381021 DBDA 20 K1X/100V R900463844 DBDA 20 K1X/25 R900052356 DBDA 20 K1X/25-10 R900465839 DBDA 20 K1X/25V R900423873 DBDA 20 K1X/50 R900387373 DBDA 20 K1X/50V R900430259 DBDA 20 P1X/100 R900409382 DBDA 20 P1X/100V R900432406 DBDA 20 P1X/25 R900433349 DBDA 20 P1X/50 R900727194 DBDA 20G1X/100-090 空穴产生的噪声 当由于各种原因,空气被吸入油液中,或者在油液压力大气压时,溶解在油液中的部分空气就会析出形成气泡,这些气泡在低压区时体积较大,当随油液流到高压区时,受到压缩,体积突然变小或气泡消失;反之,如在高压区时体积本来较小,而当流到低压区时,体积突然增大,油中气泡体积这种急速改变的现象。气泡体积的突然改变会产生噪声,又由于这一过程发生在瞬间,将引起局部液压冲击而产生振动。先导式溢流阀的导阀口和主阀口,油液流速和压力的变化很大,很容易出现空穴现象,由此而产生噪声和振动。