Peb txhawb peb cov neeg siv khoom nrog cov khoom zoo tshaj plaws thiab cov kev pabcuam siab dua. Los ua cov chaw tsim khoom tshwj xeeb hauv cov haujlwm no, tam sim no peb tau txais kev vam meej kev ua haujlwm hauv kev tsim thiab tswj rau Hoobkas Dawb qauv Tuam Tshoj Forged Steel Lf2 Pob Valve, Nrog rau lub ntsiab lus ntawm "kev ntseeg, cov neeg siv khoom ua ntej", peb zoo siab tos txais cov neeg yuav khoom los hu rau peb. los yog e-mail rau peb rau kev koom tes.
Peb txhawb peb cov neeg siv khoom nrog cov khoom zoo tshaj plaws thiab cov kev pabcuam siab dua. Ua cov chaw tsim khoom tshwj xeeb hauv cov haujlwm no, tam sim no peb tau txais kev vam meej hauv kev ua haujlwm hauv kev tsim khoom thiab kev tswj hwm rauApi Pob Valve,Tuam Tshoj Pob Valve, Zoo zoo thiab tus nqi tsim nyog tau coj peb cov neeg siv khoom ruaj khov thiab lub koob npe nrov. Muab 'Cov Kev Pabcuam Zoo, Kev Pabcuam Zoo, Tus Nqi Sib Tw thiab Kev Xa Khoom sai', tam sim no peb tab tom tos ntsoov kom muaj kev koom tes ntau dua nrog cov neeg siv khoom txawv teb chaws raws li kev sib nrig sib pab. Peb yuav ua haujlwm tag nrho lub siab los txhim kho peb cov khoom thiab kev pabcuam. Peb kuj tau cog lus tias yuav ua haujlwm nrog cov neeg koom tes ua lag luam los txhawb peb txoj kev koom tes mus rau qib siab dua thiab sib koom ua tiav ua ke. Zoo siab txais tos koj tuaj xyuas peb lub Hoobkas ua tsaug.
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 | Kev ntsuam xyuas ntawm AN ST Class | 60 vib nas this |
| 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 | Kev ntsuam xyuas ntawm AN ST Class | 30 thib ob |
| DN250 ≤ | Max. kev khiav hauj lwm siab | 60 vib nas this |
| 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 |
