本品牌Northman北部精機(jī)產(chǎn)品包括電磁閥，機(jī)械換向閥，手動(dòng)閥，單向閥，充液閥，
邏輯閥，溢流閥，減壓閥，順序閥，背壓閥，節(jié)流閥，調(diào)速閥，流量閥，
比例閥，壓力繼電器，柱塞泵，葉片泵，齒輪泵，壓力表開關(guān)等液壓附件

螺絲旋上螺母，用規(guī)定的扭矩?cái)Q緊螺母。經(jīng)測試后，須在規(guī)定的扭矩范圍內(nèi)重新擰緊螺母，以達(dá)到足夠的預(yù)緊度。
壓力調(diào)整 調(diào)整壓力時(shí)，放松鎖緊螺母，慢慢轉(zhuǎn)動(dòng)手柄，順時(shí)針為壓力升高，逆時(shí)針為壓力降低，調(diào)整完畢，不要忘記擰緊鎖緊螺母。
產(chǎn)品的詳細(xì)介紹：
臺(tái)灣northman北部精機(jī)
疊加式溢流閥MRF
訂貨型號(hào)如下：
其中P，A,B,C和D代表溢流閥控制油路
P:P孔 A:A孔 B:B孔 C:A&B串聯(lián) D:A&B并聯(lián)
其中K代表附塑料旋鈕，沒有K代表未附旋鈕
其中1-4代表壓力調(diào)節(jié)范圍
1:8-70bar 2:35-140bar 3:70-210 4:210-250
20和40分別代表零件式和插件式
MRF-02P-K-1-20
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