国产未成女younv仙踪林,小蓝视频4.8.0版本优化,钟楚曦的演艺生活,天天综合天天综合色,香蕉荔枝樱桃水蜜桃去看片,青年Gary东北打桩,双女生做酱酱酿酿水声,免费动漫在线看nike,免费9.1黄金网站下载,女仆轻解罗袜,火影18十手游

       Pressure relief valve (DHV712-R)
       set range 0,3 up to 10 bar
       EPDM diaphragm with PTFE coating
       most powerful thermoplastic pressure relief valve with patented piston control
       for constant working pressures even in systems with counterpressure
       constant, low vibration control behaviour
       simple pressure setting possible at any time, also during operation
       100% back pressure free in the position of rest
       Measuring category: pressure

       安全閥DVH712-R
       口徑：DN10至DN50
       材質(zhì)：PP、PVDF、PVC-U
       密封材質(zhì)：FPM、EPDM、PTFE
       工作壓力：0.3bar-10.0bar
       適用于所有需要的工作和系統(tǒng)壓力穩(wěn)定、避免產(chǎn)生過壓場，可靠的降低壓力峰值和脈沖
       介質(zhì)需安箭頭方向流動(dòng)，閥體下部有固定螺紋可固定在安裝板上。

返回