武汉恒斯源液压机电设备有限公司
 
A11VO40LR3/10L-NZC12N00，A11VO145EP2/11R-NPC12N00，A11VLO260HD.D/11R-NPD12N00

A11VO75EP.G/10L-NTG12N00，A11VO40EP.D/10L-NSD12N00，A11VLO260HD.G/11L-NZD12N00

A11VLO130HD.D/10R-NTC12N00，A11VO95LE1/10R-NTG12N00，A11VLO145EP2/11L-NSC12N00

A11VO145EP.D/11R-NTD12N00，A11VLO130HD2/10R-NTG12N00，A11VO260HD2/11R-NTC12N00

A11VO60DR/10R-NPG12N00，A11VLO130DR/10R-NZC12N00，A11VO130EP.G/10R-NSD12N00

A11VLO145LR3/11R-NTD12N00，A11VLO130HD.D/10R-NTD12N00，A11VLO190LG2/11R-NPG12N00

A11VO190DRG/11L-NSD12N00，A11VO60HD2/10L-NSD12N00，A11VLO145LR3/11L-NPG12N00

A11VO40LG2/10L-NPD12N00，A11VO75DRL/10L-NZC12N00，A11VO190LG1/11L-NTD12N00

A11VLO260LR3/11L-NSD12N00，A11VO95LR.C/10R-NTG12N00，A11VO75DRG/10L-NZG12N00

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另外还存在材料金相组织稳定的问题，众所周知，钢在淬火后总是会有残余的奥氏体，该体长时间会转变成密度小的马氏体。这样来，会使零件尺寸变形，减少间隙。这个因素基本是估计不到的。所以，从这个观点来看，柱塞采用刃量具钢为好，或者说采用时效或者冷处理，来稳定金相组织。这个问题在间隙小时就显得尤为重要了。。

新闻：延长县A11VO260LR/11R-NZC12N00柱塞泵检测：http://www.jdzj.com/jdzjnews/k3_12260996.html