SKU:帶扳手彈簧全啟式安全閥(A44Y) Description: 

 

系列  Series A48Y-16C A48Y-25 A48Y-40 A48Y-64 A48Y-100 A44Y-16C A44Y-25 A44Y-40 A44Y-64 A44Y-100 A44Y-16P A44Y-25P A44Y-40P A44Y-64P A44Y-100P A44Y-16R A44Y-25R A44Y-40R A44Y-64R A44Y-100R  A48Y型適用于工作溫度≤350℃的蒸汽、空氣等介質(zhì)的設(shè)備和管路上。A44Y適用于工作溫度≤300℃的空氣、石油等介質(zhì)的設(shè)備或管路上，作為超壓保護裝置。連接法蘭標準PN< 6.4MPa按JB/T-94系例1。PN≥6.4MPa按JB/T-94系列2標準。                 A48Y type are usedfor the equipment and pipeline of the with steam and air etc    medium what the working temperature    are less than 350 . A44Y type are used for the equi-pment and pipeline of the with air and petroleum gas medium what the working temperature are less than 300 ， Take for extra pre-ssure protection devices. Flange    connecting dimensions of comply with Standard series first of JB/T-94 when the pressure less than 6.4MPa， comply with Standard series    two of    JB/T-94 when more than 6.4MPa. 主要零部件材料  Materials for main parts NO.Name of partA48Y-C    A44Y-C        材料MaterialsA44Y-P        材料  MaterialsA44Y-R  材料  Materials 1閥                體BodyWCBZG1Cr18Ni9TiCF8M 2閥                座Nozzle2Cr131Cr18Ni9Ti316 3調(diào)    節(jié)    圈  Adjusting ringZG2Cr13ZG1Cr18Ni9Ti0Cr18Ni12Mo2Ti 4反    沖    盤  Disc holderZG2Cr13ZG1Cr18Ni9Ti316 5閥                瓣Disc2Cr131Cr18Ni9Ti316 6導    向    套Guide sleeve2Cr131Cr18Ni9Ti0Cr18Ni12Mo2Ti 7閥                蓋BonnetZG230-450ZG230-450ZG230-450 8彈                簧  Spring50CrVA50CrVA包覆氟塑料  Coated Teflon50CrVA包覆氟塑料  Coated Teflon 9閥                桿Stem2Cr131Cr18Ni9Ti1Cr18Ni12Mo2Ti 10扳                手LeverZG200-400ZG200-400ZG200-400 11調(diào)整螺桿Adjusting bolt452Cr132Cr13 12保    護    罩CapZG200-400ZG200-400316 　密封面材料  Sealing surface of material堆焊Co基硬質(zhì)合金  Depositing stellite