执行标准 Administer Standard 设计与制造 Design and Manufacture 结构长度 Face To Face 法兰尺寸 Flange Dimension 压力-温度 Pressure Temperature Lating 试验-检验 Inspection And Test GB122235 GB12221 GB9113 JB79 GB9131 GB/T13927 JB/T9092 压力试验 Pressure Test 公称压力NominalPressure 1.6 2.5 4.0 6.4 10.0 16.0 强度试验 Shell Test 2.4 3.8 6.0 9.6 15.0 24.0 水密封试验 Water Seal Test 1.8 2.8 4.4 7.0 11.0 18.0 上密封试验Backseat Test 1.8 2.8 4.4 7.0 11.0 18.0 气密封试验 Air Seal Test 0.5-0.7 主要零件材料及性能 Main Part Materials and Property 体、盖、板 Body Cover Disc 阀杆 Stem 密封面 Sealing Face 垫片 Sealing Shim 填料 Packing 工作温度℃ Working Temperature 适用介质Suitable Medium WCB 2Cr13 13Cr STL 木体材料 With Body Material 尼龙 Nylon 增强柔性石墨 Enhanced Flexible Graphite 13Cr/柔性石墨 1Cr13/Flexible Graphite 08软钢 08 Soft Steal 0Cr18Ni9Ti 0Cr17Ni12Mo2Ti XD550F(T) PTFE 柔性石墨 增强柔性石墨 Flexible Graphite Enhanced Flexible Graphite SFB/260 SFP/260 PTFE ≤425 水 蒸汽 油品 Water Steam Petroleum Ptoducts WC1 38CrMoAl 25Cr2MoV ≤450 WC6 ≤540 WC9 ≤570 C5 C12 ≤540 ZGCr5Mo ≤200 硝酸类Nitric acid ZG1Cr18Ni9Ti 1Cr18Ni9Ti ≤200 醋酸类Acetic acid ZG1Cr18Ni12Mo2Ti 1Cr18Ni12Mo2Ti
