L/J67Y-160,L/J67Y-250平衡角式截止阀L/J67Y-160,L/J67Y-250平衡角式截止阀结构新颖。阀瓣有数个孔和上腔相通，道道上下压力自平衡，内有止回节流瓣，防倒流和节流。一阀多用。采用复合填料，密封可靠，摩擦力小。密封采用活阀座结构，对焊硬质合金、阀门可安装在水平和垂直的管道上。公称压力（Mpa）16.020.025.035.0壳体实验压力（Mpa）24.030.037.552.5密封实验压力（Mpa）17.622.027.538.5适用介质水、油品等非腐蚀性介质适用温度-29/℃----121/℃L/J67Y-160,L/J67Y-250平衡角式截止阀角式平衡截止阀主要零件材料零件名称阀体阀盖阀瓣阀杆缸套填料双头螺栓O型密封圈材料A1052Crl13四氟+橡胶35CrMoA丁晴橡胶阀门制造：JB/T450-92阀门实验：GB/T13927-200L/J67Y-160,L/J67Y-250平衡角式截止阀外形及连接尺寸公称压力（Mpa）公称通径（mm）尺寸（mm）D0D1DLbZ-dHW16.020.0252268105120203.-18250250322880115135224-182602504035115165165286-263303005047115165190326-263623506557145200215406-293954008074170225260506-3353540010093195260290606-36640450150136255330350788-4272065025.035.0252280115120224-18250250322895135135254-222602504035115165165326-263303005047145200190406-293603506557170225215506-335004008080195260260606-36535400100100235300290758-39640450150146315440350908-48720650)