
SKU:A49H-40 主安全閥Description:GA49H-4 DN25說明 Instruction主要用于電站鍋爐、壓力容器、減溫減壓裝置上使用,防止壓力超過允許壓力值,保證設(shè)備安全運(yùn)行。This valve is used for power plant boilers, pressure containers, pres-
sure and temperature reducing device and other facilities. It serves to pre- vent the pressure exceeding the highest allowable pressure value and ensure the safety of the device when working.結(jié)構(gòu)簡述 Structure briefing1、當(dāng)介質(zhì)壓力升高到整定壓力時(shí),沖量安全閥打開,介質(zhì)從脈沖管進(jìn)入主安全閥的活塞室,推動(dòng)活塞下降,使閥門自動(dòng)打開,當(dāng)沖量閥關(guān)閉時(shí),閥瓣又自動(dòng)關(guān)閉。2、密封面用鈷基鉻鎳不銹鋼堆焊而成,閥瓣經(jīng)熱處理,提高了耐磨性和抗沖蝕性。1. When the medium pressure rises to the set pressure, the implse
safety valve opens, and the medium in the impulse pipe eners into the pis- ton chamber of the main safety valve from impulse pipe, forcing the piston to descend, and then the valve automatically opens; when the impulse safety valve closes, the disc will also automatically close.
2. The sealed surface is made of Fe base stainless steel by overiaying welding. Through thermal treatment, the wear resistance and anti-erosion of
disc is improved.1. The main safety valve shall be installed vertically at the highest posi- tion of the deivce.
2. The main safety valve shall be fastened upon the gallow, which sus- tains the back-seat force produced in the steam discharging process of the main safety valve.
3. The exhaust pipe shall contain a special gallow to prevent the force of its weight directly applying on the main safety valve. The connecting lange between the main safety valve and exhaust pipe shall eliminate anyex- tra stress.
4. At the lowest point of the exhaust pipe, water drainage shall be taken into onsideration to avoid producing water hammer whil discharging外形尺寸和連接尺寸 Dimensions (mm)TypeDN Nominal diameterConnecting dimensionsLL1L2HDD1D2bz-dDN'D'D1'D2b'z'-d'A49H-4150220230240486300250204308-252003603102783412-25A49H-42002702953306153753202603812-303004854303904016-30A49H-42503003503706464453853134212-343505504904504416-34
A49H-40 主安全閥
| 參考價(jià) | 面議 |
具體成交價(jià)以合同協(xié)議為準(zhǔn)
- 公司名稱上海大唐閥門制造有限公司
- 品 牌
- 型 號(hào)
- 所 在 地上海
- 廠商性質(zhì)其他
- 更新時(shí)間2025/4/22 13:32:13
- 訪問次數(shù)74
上海大唐閥門制造有限公司具有十多年的研發(fā)、制造各類閥門及閥門驅(qū)動(dòng)裝置的豐富經(jīng)驗(yàn),技術(shù)力量雄厚,生產(chǎn)工藝,具有完備的檢測手段和試驗(yàn)過程及*的產(chǎn)品質(zhì)量管理體系;集研發(fā)、制造、銷售服務(wù)于一體的閥門生產(chǎn)企業(yè),是電力部所屬制造高、中壓閥門的重點(diǎn)企業(yè)。大唐閥門主要產(chǎn)品有:閘閥、截止閥、止回閥、球閥、蝶閥、減壓閥、調(diào)節(jié)閥、安全閥及各類特殊閥門、冶金專用閥、水力控制閥。可按用戶需求分別采用手動(dòng)、電動(dòng)、氣動(dòng)、手氣液聯(lián)動(dòng)等驅(qū)動(dòng)方式;材質(zhì)有碳鋼、不銹鋼、耐熱鋼、優(yōu)質(zhì)合金鋼等;還承制各種特殊閥門。采用標(biāo)準(zhǔn)除國家標(biāo)準(zhǔn)及行業(yè)標(biāo)準(zhǔn)外。還采用美國API、ASME、日本JIS、英國BS、德國DIN等標(biāo)準(zhǔn)。所制造的閥門廣泛應(yīng)用于電廠、石油、化工、天然氣、煤氣、化肥、制堿、制鹽、冶金、、航天等領(lǐng)域,并至力于開拓國際市場,遠(yuǎn)銷美國、加拿大、德國、中東等國家和地區(qū),深受用戶贊譽(yù)和信賴。謀求企業(yè)快速發(fā)展是大唐閥門不懈的追求,企業(yè)堅(jiān)持依靠科技創(chuàng)新、不斷吸取經(jīng)驗(yàn),引進(jìn)的生產(chǎn)工藝和*的檢測設(shè)備,建立了一支高素質(zhì)現(xiàn)代化隊(duì)伍。近年來主要業(yè)績是電力、石油、石化、煤化工、冶金、城建等。大唐閥門擁有生產(chǎn)設(shè)備百余臺(tái),其中機(jī)械加工設(shè)備中擁有大型立車、加工中心、數(shù)控車床、數(shù)顯鏜床、回轉(zhuǎn)立式車床、加工球體磨機(jī)床等。熱工設(shè)備,自有熔焊機(jī)、粉末等離子自動(dòng)噴焊機(jī)、離子氮化爐、高頻淬火爐等,還配有材料實(shí)驗(yàn)機(jī)、微機(jī)脫磁自動(dòng)儀、檢漏儀等的檢測設(shè)備;新建低溫試驗(yàn)室和理化室,具備RT、UT、MT等無損檢測能力。企業(yè)建立了ERP管理系統(tǒng),信息化建設(shè)走在行業(yè)的前列。閥門產(chǎn)品的設(shè)計(jì)和開發(fā),企業(yè)采用行業(yè)院所共同開發(fā)的閥門設(shè)計(jì)專用軟件,設(shè)計(jì)制造水平在國內(nèi)處于地位,為生產(chǎn)高質(zhì)量產(chǎn)品提供了有力的保證?! 耙?,用戶滿意”是大唐閥門永恒的追求目標(biāo)!大唐閥門將以市場需求為導(dǎo)向,不斷創(chuàng)新,逐步*,竭誠為用戶提供高品質(zhì)的產(chǎn)品及*的售后服務(wù)!
安全閥
SKU:A49H-40主安全閥Description:GA49H-4DN25說明Instruction主要用于電站鍋爐、壓力容器、減溫減壓裝置上使用,防止壓力超過允許壓力值,保證設(shè)備安全運(yùn)行
A49H-40 主安全閥 產(chǎn)品信息
關(guān)鍵詞:安全閥




















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