设计制造Design and manufacture: JB/T8691-1998
结构长度 structural length: GB/T15188.2-94
法兰连接 Flange connection: GB/T9113.1-2000 JB/T79-94
试验与验收 testing and acceptance: GB/T13927-92
主要零部件材质 Key parts material
阀体、上盖Valve body, upper cap碳钢、不锈钢Carbon steel, stainless steel阀板Valve plate不锈钢stainless steel阀杆Stem不锈钢stainless steel密封圈Seal ring橡胶、四氟、不锈钢、硬质合金Rubber, PTFE, stainless steel,hard alloy
主要性能规范 Key performance indicators
公称压力Nominal pressurePN壳体试验Casing test1.5XPN密封试验Leak test1.1XPN工作温度Operating temperature橡胶≤80℃ 四氟密封≤180℃ 硬密封≤425℃Rubber 80℃, PTFE≤180℃, hard sealing ≤425℃适用介质Working medium糖浆、纸浆、污水、煤浆、灰、渣水混合物Syrup, paper pulp, sewage, coal slurry, dust, slag-water mix
主要外形及连接尺寸Profile and connection dimension Unit:mm
公称压力Nominal pressure(MPa)公称通径Nominal through diameter(mm)LDD1D2HN-MD01.050481601251002854-M1618065481801451202984-M1618080501951601353154-M16220100502151801553658-M16220125572452101854008-M16230150572802402104758-M20280200703352952655408-M203602507039035032063012-M203603007644040036878012-M204003507650046042988516-M204004008956551548299016-M2240045089615565532110020-M22530500114670620585120020-M22530600114780725685145020-M27600700130895940800170024-M276008001301010950905200024-M30680900140111010501005230028-M30680
注:0.6MPa、1.0MPa、1.6MPa及美标150Lb等连接尺寸见附录