執行標準 Administer Standard 種類 Type設計與制造 Design And Manufacture結構長度 Face to face法蘭尺寸 Flange Dimension壓力-溫度 Pressure Temperature Lating試驗-檢驗 Znspection And Test旋啟式止回閥 Swing Check ValveBG12236GB12221GB9113 JB79GB9131GB/T13927 JB/T9092升降式止回閥 Lift Check ValveGB12235<壓力試驗MPa Pressure Test 公稱壓力 Nominal Pressure1.62.54.06.410.016.0強度試驗 Shell Test2.43.86.09.615.024.0水密封試驗 Water Seal Test1.82.84.47.011.018.0氣密封試驗 Air Seal Test0.5-0.7<主要零件材料及性能 Main Part Materials and Property 體、蓋、瓣 Body Cover Disc閥桿 Stem密封面 Sealing Face墊片 Sealing Shim密封面 Sealing Face工作溫度℃ Working Temperature適用介質 Suitable MediumWCBWCB1Cr13增強柔性石墨 1Cr13/柔性石墨 不銹鋼/耐酸石棉 PTFE 齒型墊片 Enhanced Flexiblo Graohite 1Cr13/ Flexiblo Graohite Stainless Steel/Acid- proof Asbestos Tooth profile gasket13Cr STL 本體材料 With Body Material PTFE 尼龍 Nylon≤425水 蒸汽 油品 Water Steam Oil GoogsWC6WC6≤540WC9WC9≤570ZGCr5MoZGCr5Mo≤550ZG1Cr18Ni9TiZG1Cr18NTi1Cr18Ni9Ti≤200硝酸類Nitric AcidZG1Cr18Ni12Mo2TiZG1Cr18Ni12Mo2Ti1Cr18Ni12Mo2Ti≤200硝酸類Nitric Acid