RETZ瑞茨『進口膜片式背壓閥』詳細(xì)介紹●RETZ減壓器系列●RETZ膜片式背壓閥●產(chǎn)品數(shù)據(jù)
?描述--
RETZ(SR71) 進口膜片式背壓閥,不銹鋼膜片壓力傳輸,壓力控制準(zhǔn)確,用于調(diào)節(jié)上游壓力,適用于純凈氣體、標(biāo)準(zhǔn)氣體、腐蝕性氣體等
RETZ (SR71) imported diaphragm pressure valve, stainless steel diaphragm pressure transmission, pressure control accurate, used to regulate the upstream pressure, suitable for pure gas, standard gas, corrosive gas and so on
?設(shè)計特點--
•母體和膜片采用硬密封形式
•內(nèi)設(shè)過濾網(wǎng)
•可采用面板或墻式安裝
•母體螺紋:1/4”NPT (F)
•閥體材質(zhì):可選316L,銅電鍍
•適用范圍:實驗室/氣體分析/氣體管路系統(tǒng)/石油化學(xué)工業(yè)
?進口膜片式背壓閥特性參數(shù)--
•大調(diào)節(jié)壓力:250 Psig
•調(diào)節(jié)壓力:0~25, 0~50,0~100,0~250 psig
•安全測試壓力:1.5倍的大進氣壓力
•適用溫度:-40。F至+165。F (-29℃至+66℃)
•泄漏率:2×10-8 atm cc/sec He
•Cv值:0.08