Peb ntseeg hais tias lub sij hawm ntev kev koom tes yog tiag tiag tshwm sim los ntawm sab saum toj ntawm ntau yam, tau txais txiaj ntsig ntxiv tus neeg muab kev pabcuam, kev paub zoo thiab kev sib cuag ntawm tus kheej rau qhov zoo tshaj plaws Tuam Tshoj Dico Hom DIN ANSI JIS 10K 3 Txoj Kev Flanged Full Port Ball Valve nrog ISO 5211 Mounting Pad, Raws li peb tab tom mus tom ntej, peb tuav lub qhov muag ntawm peb cov khoom lag luam puas tau nthuav dav thiab txhim kho peb cov tuam txhab.
Peb ntseeg hais tias lub sij hawm ntev ntawm kev sib koom tes yog qhov tshwm sim los ntawm cov khoom siv sab saum toj, cov neeg muab kev pabcuam ntxiv, kev paub zoo thiab kev sib cuag rau tus kheej.3 Txoj Kev Pob Valve, pob valve,Tuam Tshoj Pob Valve, Raws li lub ntiaj teb kev lag luam kev koom ua ke coj cov kev cov nyom thiab cov hauv kev rau kev lag luam xxx, peb lub tuam txhab, los ntawm kev ua haujlwm ntawm peb pab pawg, ua ntej zoo, kev tsim kho tshiab thiab kev sib koom ua ke, muaj kev ntseeg siab txaus los muab peb cov neeg siv khoom ua siab dawb nrog cov kev tsim nyog daws teeb meem, kev sib tw nqi thiab kev pabcuam zoo, thiab tsim kom muaj lub neej yav tom ntej zoo dua nyob rau hauv lub siab ntawm siab dua, nrawm dua, muaj zog nrog peb cov phooj ywg ua ke los ntawm kev coj peb txoj kev qhuab qhia.
Kev ntsuas lub cev siab
| ANSI B 16.34 Ntu 7.1 | ||
| Valve size NPS | Kuaj siab | Test lub sij hawm sce |
| DN50 ≥ | 1: 5 npaug ntawm 100 ° CF | 15 thib ob |
| DN65-200 | Rating ntawm AN ST Class | 60 thib ob |
| DN250 ≤ | Max. kev khiav hauj lwm siab | 180s ob |
| Tshawb xyuas qhov siab tshaj qhov siab tshaj plaws ua haujlwm siab valve 1.5 npaug siab dua (100F) | ||
1.Seal hydrostatic test: Lub siab yuav tsum yog ntau tshaj 1.1 npaug ntawm kev ua haujlwm pressare los ntawm foob hydrastatic test.
| ANSI B 16.34 Ntu 7.2 | ||
| Valve size NPS | Kuaj siab | Test lub sij hawm sce |
| DN50 ≥ | 1: 5 npaug ntawm 100 ° CF | 15 thib ob |
| DN65-200 | Rating ntawm AN ST Class | 30 thib ob |
| DN250 ≤ | Max. kev khiav hauj lwm siab | 60 thib ob |
| Tshawb xyuas qhov siab tshaj qhov siab tshaj plaws ua haujlwm siab valve 1.5 npaug siab dua (100F) | ||
2.Seal air test: Seal air to test yog raws li 80psig (6kgf / cm^ nin-actiue gas los yog puv puv nrog huab cua, tom qab txhaj tshuaj valve, ces xyuas nws yog to los yog tsis los ntawm ib sab ntawm lub valve.
Qhov loj me
| DN(mm) | A | B | L | D | D1 | D2 |
| 15 | 129 | 64 | 210 | 15 | 21.3 | 42 |
| 20 | 129 | 64 | 230 | 15 | 26.7 ib | 42 |
| 25 | 159 | 76 | 230 | 20 | 33.4 ib | 48 |
| 32 | 159 | 85 | 260 | 25 | 42.2 ib | 60 |
| 40 | 230 | 95 | 300 | 32 | 48.3 ib | 76 |
| 50 | 230 | 100 | 300 | 40 | 60.3 | 89 |
| 65 | 300 | 159 | 300 | 50 | 76.1 ib | 114 |
| 80 | 300 | 170 | 300 | 65 | 88.9 ua | 140 |
| 100 | 450 | 192 | 325 | 80 | 114.3 ib | 165 |
| 125 | 450 | 208 | 325 | 100 | 141.3 ib | 216 |
| 150 | 450 | 241 | 350 | 125 | 168.3 ib | 219 |
