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A40Y带散热器弹簧全启式安全阀

  • 型号:A40Y-10C/A40Y-16C/A40Y-25C/A40Y-40C/A40Y-64C/A40Y-100C/A40Y-10C/A40Y-16P/A40Y-25P/A40Y-40P/A40Y-64P/A40Y-100P/A40Y-10C/A40Y-16R/A40Y-25R/A40Y-40R/A40Y-64R/A40Y-100R
  • 规格:DN50-DN150
  • 适用温度:≦450℃
  • 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:外螺纹
  • 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

A40Y带散热器弹簧全启式安全阀是一款专为高温介质(如过热蒸汽)设计的全启式安全阀,其核心特征是在阀体与弹簧腔之间加装了翅片式散热器。该散热器能有效降低高温介质向弹簧腔的热传导,防止弹簧因高温而发生松弛、失效,确保阀门在高温工况下依然保持精确、稳定的整定压力与可靠的启闭性能,为高温高压系统提供关键的超压保护。

A40Y带散热器弹簧全启式安全阀产品图

特点:                    

1.翅片式散热器结构

阀盖外部或与阀体连接处设有密集型散热翅片,大幅增加散热面积,有效隔离介质高温,保护弹簧性能稳定。

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,具有极高的硬度、耐磨性及耐高温性,确保高温下的严密密封。

3.弹簧全启式大排量

采用全启式结构,当压力超过整定值时阀瓣迅速全开,排放面积大,泄放能力(排量)强,满足蒸汽、气体系统快速泄压需求。

4.高温高压专用设计

整体结构、材料选择(如阀体采用耐热钢)及散热设计,使其适用于工作温度高达450℃甚至更高、压力等级高的苛刻工况。

5.性能稳定可靠

散热设计保障了弹簧的长期热稳定性,使阀门的整定压力漂移小,重复性好,动作可靠,使用寿命长。

A40Y带散热器弹簧全启式安全阀结构图

零部件名称材料

序号 No.零件名称 Part NameA48Y-C,A44Y-C 材料属性 Material PropertyA44Y-P 材料属性 Material PropertyA41Y-R 材料属性 Material Property
1阀体 Valve BodyWCB WCBZG1Cr18Ni9Ti ZG1Cr18Ni9TiCF8M CF8M
2阀座 Valve Seat2Cr13 2Cr131Cr18Ni9Ti 1Cr18Ni9Ti316 316
3调节圈 Adjusting RingZG2Cr13 ZG2Cr13ZG1Cr18Ni9Ti ZG1Cr18Ni9Ti0Cr18Ni12Mo2Ti 0Cr18Ni12Mo2Ti
4反冲盘 Recoil DiscZG2Cr13 ZG2Cr13ZG1Cr18Ni9Ti ZG1Cr18Ni9Ti316 316
5阀瓣 Valve Disc2Cr13 2Cr131Cr18Ni9Ti 1Cr18Ni9Ti316 316
6导向套 Guide Sleeve2Cr13 2Cr131Cr18Ni9Ti 1Cr18Ni9Ti0Cr18Ni12Mo2Ti 0Cr18Ni12Mo2Ti
7阀盖 Valve BonnetZG230-450 ZG230-450ZG230-450 ZG230-450ZG230-450 ZG230-450
8弹簧 Spring50CrVA 50CrVA50CrVA 包覆氟塑料 50CrVA coated with fluoroplastic50CrVA 包覆氟塑料 50CrVA coated with fluoroplastic
9阀杆 Valve Stem2Cr13 2Cr131Cr18Ni9Ti 1Cr18Ni9Ti0Cr18Ni12Mo2Ti 0Cr18Ni12Mo2Ti
10扳手 WrenchZG200-400 ZG200-400ZG200-400 ZG200-400ZG200-400 ZG200-400
11调整螺杆 Adjusting Screw45# 45# carbon steel2Cr13 2Cr132Cr13 2Cr13
12阀帽 Valve CapZG200-400 ZG200-400ZG200-400 ZG200-400316 316
-密封材料 Sealing Material“Y”型堆焊 Co 基硬质合金 “Y”type overlay welding Co-based hard alloy“Y”型堆焊 Co 基硬质合金 “Y”type overlay welding Co-based hard alloy“Y”型堆焊 Co 基硬质合金 “Y”type overlay welding Co-based hard alloy

性能规范表

型号 model铸钢型 Cast steel type
口径范围 Caliper rangeDN15~DN400
适用温度 application temperature≤350℃
适用介质 application media水、蒸汽、油品 water、Steam and oil


A40Y带散热器弹簧全启式安全阀外形图

外形尺寸表


型号Type公称直径(DN)doDKgg’bff1Z-φdDN’D1K1g”g’’b’f’f1’Z-φd’LL1+H
SA40Y-16C201510575551624-142511585651624-1411095370
251611585651624-1432140100781824-1811095370
3220140100781824-1840150110851834-18115100370
4025160110851834-18501651251001834-18120110375
50321651251001834-18651851451202034-18135120365
65401851451202034-18802001601352038-18160140500
80502001601352038-181002201801552238-18170135510
100652201801552238-181252502101852238-18195175640
125802502101852238-181502852402102438-23210190720
SA40Y-16I1501002852402102438-231753102702402638-23255230740
20012534029526526312-2325040535532030312-26300260855
251510575551624-142511585651624-1411095370
251611585651624-1432140100781824-1811095370
3220140100781824-1840150110851834-18115100370
4025150110851834-18501651251001834-18120110375
50321651251002034-18651851451202034-18135120365
65401851451202238-18802001601352038-18160140500
80502001601352238-181002201801552238-18170135510
SA40Y-25C100652201801552238-231252502101852238-18195175640
125802702201852838-261502852402102438-23210190720
1501003002502183038-261753102702402638-23255230740
20012536031027834312-2625040535532030312-26300260855
201510575515516244-142511585651624-1411095370
251611585586516244-1432140100781824-1811095370
3220140100667818244-1840150110851834-18115100370
4025150110768518344-18501651251001834-18120110375
50321651258810020344-18651851451202034-18135120365
SA40Y-40I654018514511012022348-18802001601352038-18160140500
805020018012113522348-181002201801552238-18170135510
100652351901501602434-58-231252502101852238-18195175640
125802702201761852834-58-261502852402102438-23210190720
1501003002502042183034-58-281753102702402838-23255230740
2001253753202602823834-512-3025040535532030312-26300260855
25161309051682224-44-18251158558651624-44-1811095370
322015011066822424-44-183214010066781824-44-18110105370
402517012576952434-45-2350165125881002034-44-18135120405
SA40Y-64C50321801358810526344-236518514511012022348-18160130480
654020516011013028348-238020016012113522348-18160150620
805021517012114030348-231002351901501602434-58-23175160630
100652502001501683234-58-261252702201761882834-58-26220200710
1501003452802042403834-58-342003753202602823834-512-302802601020
20131309051682224-44-18251158558651624-44-149685370
251514010058782424-44-183214010066781824-44-18110105370
322015511066822424-44-2350165125881002034-44-18130110400
4025170125769526344-2350165125881002034-44-18135120405
SA40Y-100I50321851456811228344-266518514511012022348-18160130480
65402101601101302834-58-261252702201761882834-58-26175160630
80502301801211483444-68-342003753202601502234-58-26190180620
100652652101501723834-58-301252702201761882834-58-26220200710
1501003552902042504634-512-342003753202602823834-512-302802601020


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