主要零件和材質(zhì) Main parts and materials 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：-196~425℃ 驅(qū)動(dòng)方式：手動(dòng)、氣動(dòng)、電動(dòng)等 公稱壓力：150LB~600LB 公稱通徑：2"~24" Applicable media: water, gas, oil, gas and acid and alkali corrosive medium Applicable temperature: -196~425℃ Driver: manual, pneumatic, electric, etc Nominal pressure: 150LB~600LB Nominal size: 2"~24" 試驗(yàn)壓力 Test prssure 止回閥結(jié)構(gòu)長度和外接尺寸 Main connection dimensions
序號(hào)
NO零件名稱
Accessor name材質(zhì) Material ASTM/API 系列 series 1 閥體 Body A216(WCB, LCB), A217(WC6, WC9), A351(CF8, CF3, CF8M, CF3M) 2 螺柱 Bonnet bolt A193, B7, B16, B8, B8M 3 中墊 Gasket 不銹鋼 Stainless steel+石墨 PTFE 4 閥蓋 Bonnet A216(WCB, LCB), A217(WC6, WC9), A351(CF8, CF3, CF8M, CF3M) 5 螺母 Nut A194, 2H, 8, 8M 6 吊環(huán) Eye bolt ASTM, A105 7 外六角螺柱 Bonnet bolt A193, B7, B16, B8, B8M 8 支架 Yoke A216(WCB, LCB), A217(WC6, WC9), A351(CF8, CF3, CF8M, CF3M) 9 圓錐銷 Pin A276 (420, 304, 316) 10 閥瓣 Wedge A216(WCB, LCB), A217(WC6, WC9), A351(CF8, CF3, CF8M, CF3M) 11 搖桿 Arm A216(WCB, LCB), A217(WC6, WC9), A351(CF8, CF3, CF8M, CF3M) 12 墊片 Gaskets A276 (420, 304, 316) 
技術(shù)規(guī)范 Technical specification設(shè)計(jì)依據(jù) Design reference ASME/API系列 ASME/API series 設(shè)計(jì)標(biāo)準(zhǔn) Design standard ASME B16.34 API6D BS 1868 結(jié)構(gòu)長度 Face to face ASME B16.10 連接法蘭 End flange ASME B16.5 試驗(yàn)和檢驗(yàn) Test & inspection API 598 壓力等級(jí)
Pressure grade試驗(yàn)壓力 Test pressure 公稱壓力 PN
Nominal pressure殼體試驗(yàn)
Sheil test正密封試驗(yàn)
Sealing test反密封試驗(yàn)
Sealing test氣密封試驗(yàn)
Air seal test150LB 3.0 2.2 - 0.6 300LB 7.5 5.5 - 0.6 600LB 15.0 11.0 - 0.6 150LB 300LB 600LB 公稱通徑
DNL
(mm)H
(mm)L
(mm)H
(mm)L
(mm)H
(mm)2" 203 165 267 175 292 200 2 1/2" 216 180 292 185 330 220 3" 241 195 318 215 356 235 4" 292 210 356 240 432 275 5" 356 230 400 280 508 320 6" 406 260 444 305 559 330 8" 495 295 533 365 660 380 10" 622 350 622 395 787 450 12" 698 405 711 440 838 575 14" 787 445 838 460 889 590 16" 864 495 864 530 991 635 18" 978 515 978 585 1092 710 20" 978 540 1016 615 1194 760 24" 1295 585 1346 650 1397 838
中國·高能閥門集團(tuán)騰達(dá)閥門有限公司
蝶閥
法蘭連接止回閥系列 H44H/Y/W 產(chǎn)品信息
關(guān)鍵詞：止回閥
