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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)MaterialASTM/API系列series1閥體BodyA216
主要零件和材質(zhì) Main parts and materials 產(chǎn)品結(jié)構(gòu)特點 Construction features 1、符合GB標(biāo)準(zhǔn)的要求，結(jié)構(gòu)合理、密封可靠、性能良好、造型美觀。 2、材料品種齊全、填料、墊片可根據(jù)用戶不同要求合理選配，能適用于各種壓力、溫度及介質(zhì)工況，高溫閥門耐壓部件選用優(yōu)質(zhì)耐熱合金鋼制造，密封面采用司太立（stellite）鈷基硬質(zhì)合金，安全可靠，性能穩(wěn)定，使用壽命長。 3、閥體閥蓋結(jié)構(gòu)設(shè)計合理，壁厚經(jīng)嚴(yán)格控制及檢測符合國家標(biāo)準(zhǔn)GB12234及美國標(biāo)準(zhǔn)ANSI B16.34要求，強度高、剛性好、流阻小。 4、采用楔式彈性閘板結(jié)構(gòu)，經(jīng)整體精鑄制成，造型精美，密封性能好。 5、閥桿采用耐熱合金鋼，經(jīng)鍛粗和調(diào)質(zhì)及表面氮化處理，有良好的綜合力學(xué)性能和抗腐蝕性，抗擦傷性。 6、閘閥全部采用倒密封結(jié)構(gòu)，可在不停機工況下進行維修或增改填料。 7、閥桿螺母采用內(nèi)函式結(jié)構(gòu)，與支架連接部位設(shè)置滾珠軸承，轉(zhuǎn)動力矩小、啟閉輕松。 8、根據(jù)用戶或工程要求合理選擇連接形式，多種操作方式可滿足不同的使用要求。 1. Accord with GB standard, reasonable structure, reliable sealing, good performance and beautiful appearance. 2. Variety complete, packing and gasket materials reasonable matching, can according to customer's request to apply to all kinds of pressure, temperature and medium conditions, high pressure valve selects high quality alloy steel manufacturing,sealing surface using department too vertical (stellite) cobalt-based hard alloy,safe and reliable, stable performance and long service life. 3. The valve bonnet structure is reasonable, the wall thickness is strictly controlled and the test conforms to the national standard GB12234 and the American standard ANSI B16.34, the strength is high, the rigidity is good, the flow resistance is small. 4. Using wedge-type elastic gate structure, it is made of whole cast, with fine design and good sealing performance. 5. The stem is made of heat-resistant alloy steel with good mechanical properties and corrosion resistance and abrasion resistance. 6. Gate valves shall be fully resealed, which may be repaired or modified in unstopped working conditions. 7. The stem nut adopts the internal function structure, the ball bearing is set up with the connecting part of the bracket, the torque is small and the lifting is easy. 8. According to the requirements of users or engineering, the connection form should be reasonably selected, and various operation modes can meet different usage requirements. 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) 適用溫度：-196~540℃ 驅(qū)動方式：手動、氣動、電動等 公稱壓力：20.0~32.0MPa 公稱通徑：2"~20" Applicable media: water, gas, oil, gas and acid and alkali corrosive medium Applicable temperature: -196~540℃ Driver: manual, pneumatic, electric, etc Nominal pressure: 20.0~32.0MPa Nominal size: 2"~20" 試驗壓力 Test prssure 閘閥結(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 ASTM/API 系列 series 1 閥體 Body A216, WCB, A217(WC6, WC9) 2 螺柱 Bonnet bolt A193, B16 3 閥蓋 Bonnet A216, WCB, A217(WC6, WC9) 4 填料 Packing 石墨 PTFE 5 圓柱銷 Tin A276, 420 6 支架螺母 Nut A193, B7 7 千斤座 Topping bracket A216, WCB, A217(WC6, WC9) 8 填料壓套 Gland A216, WCB, A217(WC6, WC9) 9 支架 Yoke A216, WCB 10 六角螺母 Nut A194, 4 11 四開環(huán) Pendant colet ASTM, A105, A182, F11, F22 12 填料壓蓋 Gland A216, WCB, A217, WC6 13 密封墊 Gaskes A182, F304, A182, F11, F22 14 密封環(huán) Seal ring 石墨 , A182, F316L 15 閥桿 Stem A276, 420, A182, F11, F22 16 浮動座 Floating seat ASTM, A105, A182, F11, F22 17 閘板 Wedge A216, WCB, A217(WC6, WC9) 18 閥桿螺母 Stem nut ZCuAl10Fe3 
技術(shù)規(guī)范 Technical specification設(shè)計依據(jù) Design reference ASME/API系列 ASME/API series 設(shè)計標(biāo)準(zhǔn) Design standard ASME B16.34 API600 結(jié)構(gòu)長度 Face to face ASME B16.10 連接法蘭 End flange ASME B16.25 試驗和檢驗 Test & inspection API 598 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 test900LB 22.5 16.5 16.5 0.6 1500LB 37.5 27.5 27.5 0.6 2500LB 63 46.2 46.2 0.6 PN:20.0 P54 100V PN:25.0 P54 140V PN:32.0 P54 170V 公稱通徑
DNL
(mm)H
(mm)L
(mm)H
(mm)L
(mm)H
(mm)2" 368 835 368 715 451 715 3" 381 975 470 735 578 735 4" 457 1200 546 830 673 830 6" 610 1280 705 1054 914 1054 8" 737 1370 832 1422 1022 1422 10" 838 1495 991 1715 1270 1715 12" 965 1830 1130 1905 1422 1905 14" 1029 2145 1257 1990 16" 1130 2405 1384 2210 20" 1321 2800 1664 2432
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