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更新時間：2024-11-19 09:38:15瀏覽次數(shù)：17次
聯(lián)系我時，請告知來自 環(huán)保在線主要零件和材質(zhì)Mainpartsandmaterials序號NO零件名稱Accessorname材質(zhì)MaterialGB系列1閥體BodyWCB
主要零件和材質(zhì) Main parts and materials 產(chǎn)品結(jié)構(gòu)特點 Construction features 1、產(chǎn)品設(shè)計制造按 E101和 JB/T 3595標準的規(guī)定，結(jié)構(gòu)合理，性能優(yōu)良，造型美觀。 產(chǎn)品特征 Spericfications 適用介質(zhì)：水、氣、油品、天然氣和酸堿腐蝕性介質(zhì) 技術(shù)規(guī)范 Technical specification 試驗壓力 Test prssure 截止閥結(jié)構(gòu)長度和外接尺寸 Main connection dimensions
序號
NO零件名稱
Accessor name材質(zhì) Material GB系列 1 閥體 Body WCB, WC6, WC9, 20CrMoV, 15Cr1MoV 2 浮動座 Floating seat A105, F304, 25Cr2MoV 3 密封環(huán) Seal ring 石墨 PTFE, 316L 4 密封墊 Gaskes F304, 20CrMoV, 15cR1MoV 5 四合環(huán) Washer 20Cr13, 20Cr1MoVA 6 閥蓋 Bonnet A105, F304 7 千斤座 Topping bracket WCB, WC6 8 圓錐銷 Pin 20Cr13, 304 9 活節(jié)螺栓 Bonnet bolt 35#, 304, 316 10 填料 Packing 石墨 PTFE 11 填料壓蓋 Gland WCB, WC6 12 螺母 Nut 45# 13 支架 Yoke WCB, WC6 14 六角螺母 Nut 45# 15 內(nèi)六角螺柱 Bonnet bolt 35# 16 夾排 Clip line Q235 17 閥瓣 Wedge A105, F304, F316, F316L 18 小閥瓣 Wedge A105, F304, F316, F316L 19 閥瓣蓋 Bonnet cap A105, F304, F316, F316L 20 閥桿 Stem 20Cr113, 38CrMoAL, 25Cr2MoV 21 螺柱 Bonnet bolt 35, 35CrMo, 25Cr2MoV 
2、閥門中腔采用壓力自緊式密封結(jié)構(gòu)，密封性能好。支管兩端為焊接結(jié)構(gòu)，焊接坡口可按標準或用戶要求配接。
3、閥瓣、閥座密封面采用司太立（stellite）鈷基硬質(zhì)合金堆焊而成，耐磨、耐高溫、抗擦傷性能好、使用壽命長。
4、閥桿經(jīng)調(diào)質(zhì)和表面氮化處理，有良好的抗腐蝕性和抗擦傷性。
5、閥蓋填料函深度合理，填料加緩蝕劑，密封可靠。
6、閥門具有倒密封結(jié)構(gòu)，保證閥門開啟運行時，不經(jīng)閥桿外漏。
7、電動截止閥配有DZW系列閥門電動裝置，具有殼體小，重量輕，功能全，外形
美等特點，并可與程控電腦配套使用，也可按用戶要求選配電動裝置。
1. Product design and manufacturing shall be based on E101 and JB/T 3595 standard, with reasonable structure, excellent performance and beautiful appearance.
2. Pressure self-tightening sealing structure is adopted in the valve middle cavity,ａnd the sealing property is good. The two ends of the branch are welded, and the weld groove can be connected by standard or user's request.
3. The disc and seat cover are made of stellite and cobalt base hard alloy, wear resistant, high temperature resistance, good abrasion resistance and long service life.
4. The valve rod is treated with adjustment and surface nitrification. It has good corrosion resistance and abrasion resistance.
5. The valve cover packing function is reasonable, packing and corrosion inhibitor,sealing and reliable.
6. The valve has an inverted seal structure to ensure that the valve opens and runs without the stem leakage.
7, electric cut-off valve is equipped with DZW series valve electric device, with a small shell, light weight, full functions, appearance beautiful wait for a characteristic,ａnd can be used with programmable computer, can also be equipped with electric device according to the requirements of customers.
適用溫度：-196~540℃
驅(qū)動方式：手動、氣動、電動等
公稱壓力：1.0~4.0MPa
公稱通徑：DN15~250mm
Applicable media: water, gas, oil, gas and acid and alkali corrosive medium
Applicable temperature: -196~540℃
Driver: manual, pneumatic, electric, etc
Nominal pressure: 1.0~4.0MPa
Nominal size: DN15~250mm設(shè)計依據(jù) Design reference GB系列 GB series 設(shè)計標準 Design standard GB/T12235 NB/T47044 DL531 結(jié)構(gòu)長度 Face to face GB/T12221 連接法蘭 End flange GB/T12224 試驗和檢驗 Test & inspection GB/T26480 壓力等級
Pressure grade試驗壓力 Test pressure 公稱壓力 PN
Nominal pressure殼體試驗
Sheil test正密封試驗
Sealing test反密封試驗
Sealing test氣密封試驗
Air seal test16.0 24.0 17.6 17.6 0.6 20.0 P54 10V 30.0 22.0 22.0 0.6 25.0 P54 14V 37.5 27.5 27.5 0.6 32.0 P54 17V 48.0 32.5 32.5 0.6 P55 10V 37.5 27.5 27.5 0.6 P55 14V 48.0 36.0 36.0 0.6 P55 17V 53.0 39.0 39.0 0.6 P57 10V 48.0 36.0 36.0 0.6 P57 14V 53.0 39.0 39.0 0.6 P57 17V 60.0 44.0 44.0 0.6 PN:16.0~32.0 P54 100V P54 140V P54 170V 公稱通徑
DNL
(mm)H
(mm)50 320 722 65 430 1060 80 470 1280 100 560 1290 125 650 1250 150 730 1400
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