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A44Y带扳手弹簧全启封闭式安全阀

  • 型号:A44Y-10C/A44Y-16C/A44Y-25C/A44Y-40C/A44Y-64C/A44Y-100C/A44Y-10C/A44Y-16P/A44Y-25P/A44Y-40P/A44Y-64P/A44Y-100P/A44Y-10C/A44Y-16R/A44Y-25R/A44Y-40R/A44Y-64R/A44Y-100R
  • 规格:DN25-DN400
  • 适用温度:≦300℃
  • 适用介质:水、油品、蒸汽、气体及腐蚀性介质。
  • 压力:10PN-100PN
  • 连接方式:法兰
  • 驱动方式:弹簧式
  • 材质:铸钢、不锈钢、双向不锈钢
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  • 产品特性
  • 结构性能
  • 外形尺寸

A44Y带扳手弹簧全启封闭式安全阀是一款集手动测试、全启式排放、硬质合金密封及封闭式结构于一体的高性能安全阀。阀门配备手动测试扳手,可定期进行功能测试;采用全启式设计实现大流量泄放;“Y”型硬质合金密封确保高温高压下的严密性;其封闭式结构能将排放的介质通过出口法兰定向引导至安全区域(如泄放管线),避免现场喷射危险,特别适用于排放有毒、有害、易燃或高温介质的场合。主要用于必须将泄放介质安全回收或导向处理系统的场合,例如:石油化工装置中处理有毒有害气体(如H2S、氯气)的反应器、储罐;炼油厂的加氢装置、裂化装置;煤化工及制药行业的工艺系统。是保障高危工艺流程安全、环保运行的关键泄压设备。

A44Y带扳手弹簧全启封闭式安全阀产品图

特点:

1.手动测试扳手:阀门顶部装有扳手,可定期进行人工抬升测试,强制开启阀瓣以验证其动作灵活性,防止因长期静止而粘接卡死,确保紧急状态下的可靠性。

2.硬质合金密封(“Y”型):阀瓣与阀座密封面堆焊司太立(Stellite)等硬质合金,硬度高,耐磨损、耐高温、耐腐蚀,密封性能卓越。

3.全启式大排量设计:阀瓣开启高度大,排放面积大,泄放能力(排量)强,能快速降低系统压力,适用于蒸汽、气体等介质。

4.封闭式排放结构:阀盖与阀体设计为完全封闭,泄放介质通过出口法兰被完全引导至指定的泄放管道,防止介质直接向大气喷射,保障人员与设备安全,并满足环保要求。

5.高压高温适应性强:整体采用耐热合金钢等材料,结构坚固,适用于高压(PN16-PN100)、高温(≤450℃)及苛刻工况。


A44Y带扳手弹簧全启封闭式安全阀结构图

零部件名称材料

NO.零件名称 Name of partA48Y-C A44Y-C 材料 MaterialsA44Y-P 材料 MaterialsA44Y-R 材料 Materials
1阀体 BodyWCBZG1Cr18Ni9TiCF8M
2阀座 Nozzle2Cr131Cr18Ni9Ti316
3调节圈 Adjusting ringZG2Cr13ZG1Cr18Ni9Ti0Cr18Ni12Mo2Ti
4反冲盘 Disc holderZG2Cr13ZG1Cr18Ni9Ti316
5阀瓣 Disc2Cr131Cr18Ni9Ti316
6导向套 Guide sleeve2Cr131Cr18Ni9Ti0Cr18Ni12Mo2Ti
7阀盖 BonnetZG230-450ZG230-450ZG230-450
8弹簧 Spring50CrVA50CrVA包覆氟塑料 Coated Teflon50CrVA包覆氟塑料 Coated Teflon
9阀杆 Stem2Cr131Cr18Ni9Ti1Cr18Ni12Mo2Ti
10扳手 LeverZG200-400ZG200-400ZG200-400
11调整螺杆 Adjusting bolt452Cr132Cr13
12保护罩 CapZG200-400ZG200-400316
密封面材料Sealing surface of material堆焊Co基硬质合金 Depositing stellite

性能规范表

型号 model铸钢型 Cast steel type
口径范围 Caliper rangeDN25-DN400
适用温度 application temperature≤300℃
适用介质 application media水、蒸汽、油品 water、Steam and oil


A44Y带扳手弹簧全启封闭式安全阀外形图

外形尺寸表


公称直径(DN)doDKgg1bff1Z=φ-dDN'D1k1g3g4b1f1'f1Z1=φ-d1LL1=ΔH
201510575551624-142511585651624-1411095411
251611585651624-1432140100781824-1811095411
3220140100781824-1840150110851834-18115100411
4025150110851834-18501651251002034-18120110472
50321651251002034-18651851451202034-18135120532
65401851451202034-18802001601352038-18160140556
80502001601352038-181002201801552238-18170135551
100652201801552038-181252502101852238-18195175657
125802502101852238-181502852402102438-23210190857
1501002852402102438-231753102702402638-23255230915
20012534029526526312-2325040535532030312-263002601073
25015040535532030312-2630046041037530412-263503201307
30022046041037530412-2640058052548536416-303703501233
35025052047043534416-2650071565060844420-345004501711
40028058052548536416-3050071565060844420-345004501780
201510575551624-142511585651624-1411095411
251611585651624-1432140100781824-1811095411
3220140100781824-1840150110851834-18115100411
4025150110851834-18501651251002034-18120110472
50321651251002034-18651851451202034-18135120532
65401851451202238-18802001601352238-18160140556
80502001601352238-181002201801552238-18170135551
100652301901602438-231252502101652238-18195175657
125802702201882838-261502852402102438-23210190857
1501003002502183038-261753102702402638-23255230915
20012536031027834312-2625040535532030312-263002601073
25015042537033236312-3030046041037530412-263503201307
30022048543039040416-3040058052548536416-303703501233
35025055549044844416-3450071565060844420-345004501711
40028062055050548416-3850071565060844420-345004501780
201510575515516244-142511585651624-1411095411
251611585586516244-1432140100781824-1811095411
3220140100667818244-1840150110851834-18115100411
4025150110768518344-18501651251002034-18120110472
50321651258810020344-18651851451202034-18135120532
654018514511012022344-18802001601352038-18160140556
805020016012113522344-181002201801552238-18170135551
100652351901501602434-58-231252502101852238-18195175697
125802702201761882834-58-261502852402102438-23210190857
1501003002502042183034-58-261753102702402638-23255230915
2001253753202602823834-58-3212525040532030312-263002601073
2501504503853133454234-512-3430046041037530412-263503201307
3002205154503644084644-516-3440058052548536416-303703501233
350250580510422465524516-3650071565060844420-345004501711
400280660585474535584516-4150071565060844420-345004501711
201012590516822244-182511585586516244-14110100297
2516140100587822244-1832140100667818244-18110100310
3220155110668224244-2340150110768518344-18130110322
4025170125769524344-23501651258810020344-18130120352
50321801358810526344-236518514511012022348-18155130425
654020516011013028344-238020016012113522348-18175160570
805021517012114030344-231002351901501602434-58-23175160570
100652502001501683234-58-261252702201761882834-58-25195195690
1501003452802042403834-58-342003753202602823834-512-30285260935
201012590516822244-182511585586516244-149685297
2516140100587824244-1832140100667818244-18110100310
3220155110668224244-2340150110768518344-18130110322
4025170125769526344-23501651258810020344-18130120352
50321951458811228344-266518514511012022348-18155130425
653222017011013832348-268020016012113522348-18175160570
804023018012114834348-261002351901501602434-58-23175160560
100502652101501723834-58-301252702201761882834-58-25195195690
150803952902042504634-512-342003753202602823834-512-30285260935


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