德标刀型闸阀

 德标刀型闸阀,德标刀形闸阀manual knife gate valve 

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nominalpressurepn壳体试验casing test1.5xpn密封试验leak test1.1xpn工作温度operatingtemperature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 connectiondimension                                unit:mm 

公称压力nominal pressure(mpa)公称通径nominal through diameter（mm）ldd1d2hn-md01.0504854-m01451202984-m51601353154-m8-m452101854008-m802402104758-m20280200703352952655408-m203602507039035032063012-m203603007644040036878012-m204003507650046042988516-m204004008956551548299016-m22400450896020-m225305001120020-m225306001145020-m276007000170024-m2760080005200024-m306809001005230028-m30680