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WA42Y波纹管平衡式安全阀

  • 型号:WA42Y-10C/WA42Y-16C/WA42Y-25C/WA42Y-40C/WA42Y-64C/WA42Y-100C/WA42Y-10C/WA42Y-16P/WA42Y-25P/WA42Y-40P/WA42Y-64P/WA42Y-100P/WA42Y-10C/WA42Y-16R/WA42Y-25R/WA42Y-40R/WA42Y-64R/WA42Y-100R
  • 规格:DN15-DN400
  • 适用温度:≦200℃
  • 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

WA42Y波纹管平衡式安全阀是一款专为含硫化氢(H₂S)等强腐蚀性酸性介质设计的全启式、硬质合金密封特种安全阀。阀门严格遵循NACE MR0175/ISO 15156标准,所有承压及接触介质部件均采用抗硫材料并经特殊工艺处理,以抵抗硫化物应力腐蚀开裂(SSCC) 与氢致开裂(HIC)。当系统压力超过设定安全值时,阀瓣迅速全开实现大流量快速泄放;压力恢复后自动关闭。其“Y”型硬质合金密封确保了苛刻酸性环境下的严密性与耐久性,是油气田、炼化等高风险行业处理酸性介质的关键超压保护设备。主要安装于高含硫天然气井口装置、天然气净化厂的进气分离器与脱硫塔、炼油厂加氢反应器、酸性油气输送管道、以及煤化工变换气系统等存在高压、大流量酸性介质的关键安全泄放点,作为防止系统超压、保障人员安全与环境的核心保护装置。

WA42Y波纹管平衡式安全阀产品图

特点:

1.全抗硫材料与认证

阀体、阀盖、阀瓣、阀杆及弹簧等核心部件均采用经NACE认证的抗硫材料(如F316、Monel、Inconel 625等),并进行消除应力热处理,确保在湿H₂S环境下的长期安全运行。

2.全启式大排量泄放

采用全启式结构,阀瓣开启高度大,排放面积大,泄放能力(排量)强,适用于酸性天然气、蒸汽或工艺气体等需要快速大量泄压的场合。

3.硬质合金密封(“Y”型)

密封面堆焊司太立(Stellite)等高性能硬质合金,具有极高的硬度、耐磨性、耐高温性及优异的耐酸性腐蚀能力。

4.弹簧抗硫与稳定设计

弹簧材料与表面防护涂层均考虑抗硫与防氢脆要求,确保弹力长期稳定,整定压力准确可靠。

5.严格的泄漏控制与安全性

针对酸性介质的毒性与危险性,阀门追求更高的密封等级,尽可能降低泄漏风险。

WA42Y波纹管平衡式安全阀结构图

零部件名称材料

No.零件名称 Name of partWA42Y-C型材料 MaterialsWA42Y-P型材料 MaterialsWA42Y-R型材料 Materials
1阀体 BodyWCBZG1Cr18Ni9TiZG1Cr18Ni12Mo2Ti
2阀座 NozzleZG1Cr18Ni9TiZG1Cr18Ni9TiZG1Cr18Ni12Mo2Ti
3调节圈 Adjusting ringZG1Cr18Ni9TiZG1Cr18Ni9TiZG1Cr18Ni12Mo2Ti
4阀瓣 Disc1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni12Mo2Ti
5反冲盘 Disc holderZG1Cr18Ni9TiZG1Cr18Ni9TiZG1Cr18Ni12Mo2Ti
6波纹管 Bellows316L316L316L
7导向套 Guide sleeveZG1Cr18Ni9TiZG1Cr18Ni9TiZGCr18Ni12Mo2Ti
8阀盖 BonnetZG230-450ZG1Cr18Ni9TiZGCr18Ni12Mo2Ti
9弹簧 Spring50CrVA50CrVA包覆氟塑料 Coated Teflon50CrVA包覆氟塑料 Coated Teflon
密封面材料 Sealing surface of material堆焊Co基硬质合金 Depositing stellite

性能规范表

工作温度 working temperature≤300℃
阀体材料valve body material碳钢、不锈钢,cast carbon,stainless steel
适用介质application medium蒸气、空气、水、油品氨气、氨液、硝酸等Steam, air, water, oil, ammonia gas, ammonia solution, nitric acid, etc.


WA42Y波纹管平衡式安全阀外形图

外形尺寸表


型号Type公称直径diameter(DN)doDK gg1bff1Z-φ dDN1D1k1g1g2b1f′f′′Z-φ d′LL1= H
WA42Y-16C WA42Y-16P WA42Y-16R15109565451624–142010575551624–149595285
201510575551624–142511585651624–1411095285
252014085651624–143012590751624–14110100285
3220140100781824–1840150110851834–18115100290
4025150110851834–18501651251001834–18120110295
50321601251002034–18601801451101834–18125120300
65401851451202034–18802001601302038–18160140365
80502001601352038–181002201801552238–18170135405
100652201751552238–181252502101652238–18175150500
125752502101852238–181502752402102438–23210170595
1501002852402102438–231753102702402638–23255230595
20012534028526530312–2025040035536530312–20300260710
25015038032030030312–2027541037039530312–20330280755
30020046041037530412–2640058062548536416–303803501165
35025052047043534416–2050071565060844420–343754151365
40030058049049538416–3060080075070048420–343754151365
WA42Y-25S WA42Y-25P WA42Y-25R15109565451624–142010575551624–149595285
201510575551624–142511585651624–1411095285
252014085651624–143012590751624–14110100285
3220140100781824–1840150110851834–18115100290
4025150110851834–18501651251001834–18120110295
50321601251002034–18601801451101834–18125120300
65401851451202034–18802001601302038–18160140365
80502001601352038–181002201801552238–18170135405
100652201751552238–181252502101652238–18175150500
125752502101852238–181502752402102438–23210170595
1501002852402102438–231753102702402638–23255230595
20012534028526530312–2025040035536530312–20300260710
25015038032030030312–2027541037039530312–20330280755
30020046041037530412–2640058062548536416–303803501165
35025052047043534416–2050071565060844420–343754151365
40030058049049538416–3060080075070048420–343754151365
WA42Y-40 WA42Y-40P WA42Y-40R WA42Y-40D15109565451624–142010575551624–149595285
201510575551624–142511585651624–1411095285
252014085651624–143012590751624–14110100285
3220140100781824–1840150110851834–18115100290
4025150110851834–18501651251001834–18120110295
50321601251002034–18601801451101834–18125120300
65401851451202034–18802001601302038–18160140365
80502001601352038–181002201801552238–18170135405
100652201751552238–181252502101652238–18175150500
125752502101852238–181502752402102438–23210170595
1501002852402102438–231753102702402638–23255230595
20012534028526530312–2025040035536530312–20300260710
25015038032030030312–2027541037039530312–20330280755
30020046041037530412–2640058062548536416–303803501165
35025052047043534416–2050071565060844420–343754151365
40030058049049538416–3060080075070048420–343754151365


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