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R900921261 4WRZ16W150-6X/6AG24N9ETK4/D3M
电磁比例溢流阀 (Z)DBE(E)6...1X...
R900943350 ZDBEE6VP2-1X/200G24K31M
R900954435 ZDBEE6VP2-1X/100G24K31M
R900959353 ZDBEE6VP1-1X/50G24NK31M
R900943350 ZDBEE6VP2-1X/200G24K31M
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R900972325 ZDBE6VP2-1X/50G24NK4M
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R900617483 DBE6-1X/200YG24K4V
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R900921261 4WRZ16W150-6X/6AG24N9ETK4/D3M
过原始尺寸的2%。
(2)、用内孔千分尺检测缸体内径的圆度和圆柱度误差,不得超过内径公差之半,超
标时应加工处理。
(3)、缸体中心线直线度为0. 08mm/ mo
(4)、缸体大修时应做水压试验,试验压力为设计压力的1,25倍,试压10-15分钟
无渗漏现象。缸体因腐蚀、冲蚀减薄不能承受水压试验时,应予以报废。
3.1.3曲轴
(1)、曲轴各表面应光滑无损伤,主轴颈与曲柄颈擦伤凹痕面积大于轴颈面积的2%,
轴颈上的沟槽深度达0.30mm以上时,可用磨光或喷镀法修理。
(2)、在机床上用千分表检测曲轴颈径向圆跳动和圆柱度均为直径公差之半;主轴颈
径向圆跳动为0.03mo超过规定极限时应更换。
(3)、曲轴中心线与缸体中心线垂直度为0.15mn/m,可用仪器及缸体拉钢丝等方法测
里。
(4)、曲轴安装水平度误差小于0.10mnl/mo
(5) 、曲轴直线度为0. 05mn/m。
(6)、主轴颈与曲轴颈直径减小1%时,应予更新。
3. 1.4连杆
(1)、连杆应做无损探伤,不得有裂纹等缺陷。。
(2)、连扦两孔中心线平行度为0. 30mm/ m,超过规定值应更换。
(3)、十字头、滑板和导轨
(4)、十字头销轴的圆度和圆柱度为宜径公差之半。
(5)、十字头、滑板和导轨的表面应光滑,无毛刺、伤痕等缺陷。滑板与导轨的接触
面有轻微的擦伤、沟痕深度不超过0.10mm时,可用半圆油石修磨并抛光。
R900921261 4WRZ16W150-6X/6AG24N9ETK4/D3M


