A42弹簧全启封闭式安全阀cnanquanfa【产品用途】A42弹簧全启封闭式安全阀http:///quanqi/ml采用全封闭阀盖和阀帽结构，安全阀开启排放时，介质不会向外界泄漏，而全部通过排泄管排掉，又可防止灰尘等杂质进入阀内，适用于温度不高于300度的气体和需要大排量的液体介质。【产品特点】全启式结构，排量大阀瓣处设有反冲盘部件平面结构的阀瓣和阀座易于维修和重新加工整定压力偏差小，可达&plu***n;3%选用优质的弹簧钢，保证弹簧的寿命和稳定性【执行标准】设计规范：GB/T12243结构长度：GB/T12221法兰连接：JB/T79试验与检验：GB/T12242产品标识：GB/T12220供货规范：JB/T7928【产品型号】A42Y-16C(25,40,64,100)A42Y-16P(25P,40P,64P,100P)A42Y-16R(25R,40R,64R,100R)A42Y-16R3(25R3,40R3,64R3,100R3)KA42Y-16C(25,40,64,100)KA42Y-16P(25P,40P,64P,100P)KA42Y-16R(25R,40R,64R,100R)KA42Y-16R3(25R3,40R3,64R3,100R3)DA42Y-16C(25,40,64,100)DA42Y-16P(25P,40P,64P,100P)DA42Y-16R(25R,40R,64R,100R)DA42Y-16R3(25R3,40R3,64R3,100R3)【整定压力等级】公称压力(MPa)整定压力等级1.60.06～0.10.1～0.160.16～0.250.4～0.60.6～0.80.8～1.01.0～1.31.3～1.62.51.3～1.61.6～2.02.0～2.54.01.3～1.61.6～2.02.0～2.52.5～3.23.2～4.06.42.5～3.23.2～4.04.0～5.05.0～6.410.03.2～4.04.0～5.05.0～6.46.4～8.08.0～10.0【性能参数】型号铸钢型A42Y-C304不锈钢型A42Y-P316不锈钢型A42-R316L不锈钢型A42Y-R3口径范围DN15～DN400适用温度≤200°C适用介质水、蒸汽、油品腐蚀性介质腐蚀性介质腐蚀性介质材料1、阀座2Cr13CF8CF8MCF3M2、阀体WCBCF8CF8MCF3M3、调节圈2Cr13304SS316SS316L4、反冲盘2Cr13304SS316SS316L5、阀瓣2Cr13304SS316SS316L6、导向套2Cr13304SS316SS316L7、阀盖WCBCF8CF8MCF3M8、弹簧50CrVa50CrVa包覆TEFLON50CrVa包覆TEFLON50CrVa包覆TEFLON9、阀杆2Cr132Cr13316SS316L10、调整螺杆45#钢2Cr132Cr132Cr1311、保护罩ZG200ZG200ZG200ZG200密封面材料堆焊Co基硬质合金堆焊Co基硬质合金堆焊Co基硬质合金堆焊Co基硬质合金【主要外形连接尺寸】公称压力公称通径doDNLL1≈H1.6MPa20152511095378251632110953783220401151003784025501201104065032651351204506540801601405208050100170135525100651251951756901258015021019078015010017525523083820012525030026099225015030035032012663002204003703501283350250500500450152040028050050045015302.5MPa201525110953782516321109537832204011510037840255012011040650326513512045065408016014052080501001701355251006512519517569012580150210190780150100175255230838200125250300260992250150300350320126630022040037035012834.0MPa20152511095378251632110953783220401151003784025501201104065032651351204506540801601405208050100170135525100651251951756901258015021019078015010017525523083820012525030026099225015030035032012666.4MPa201025968526425163211010027732204013011028940255013012031950326513513038965408017516049380501001751604831006512519519561315010020028026589410.0MPa201025968526425163211010027732204013011028940255013012031950326513513038965328017516049380401001751604831005012519519561315080200280265894【所属系列】弹簧全启式安全阀http:///quanqi/上海安全阀厂家联系人:陈伟电话:021-52666877传真:021-62436940邮箱:beub@主页:->http://地址:上海市武宁路955号邮编:200063)