Re tšehetsa bareki ba rona ka lihlahisoa tsa boleng bo holimo le litšebeletso tsa boemo bo holimo. Ho ba moetsi ea hloahloa lefapheng lena, joale re fumane boiphihlelo bo atlehileng ba ho sebetsa ho hlahiseng le ho tsamaisa sampole ea Mahala ea Feme ea China ea Forged Steel Lf2 Ball Valve, Ka molao-motheo oa "tumelo, moreki pele", re amohela bareki ho letsetsa feela. kapa re romelle lengolo-tsoibila bakeng sa tšebelisano.
Re tšehetsa bareki ba rona ka lihlahisoa tsa boleng bo holimo le litšebeletso tsa boemo bo holimo. Ho ba moetsi ea hloahloa lefapheng lena, joale re fumane boiphihlelo bo atlehileng ba ho sebetsa ho hlahiseng le ho tsamaisaApi Ball Valve,China Ball Valve, Boleng bo botle le theko e utloahalang li re tliselitse bareki ba tsitsitseng le botumo bo phahameng. Ho fana ka 'Litharollo tsa Boleng, Ts'ebeletso e Ntlehali, Litheko tse Hlolisanoang le Phano e Potlakileng', joale re lebelletse tšebelisano-'moho e kholoanyane le bareki ba mose ho maoatle ho ipapisitsoe le melemo e le 'ngoe. Re tla sebetsa ka pelo eohle ho ntlafatsa lihlahisoa le litšebeletso tsa rona. Hape re ts'episa ho sebetsa 'moho le balekane ba khoebo ho phahamisetsa tšebelisano ea rona boemong bo phahameng le ho arolelana katleho hammoho. Re u amohela ka mofuthu hore u etele fektheri ea rona ka tieo.
Ho lemoha khatello ea 'mele
| ANSI B 16.34 Karolo ea 7.1 | ||
| NPS ea boholo ba valve | Khatello ea teko | Nako ea teko |
| DN50≥ | 1:5 makhetlo a 100°CF | 15metsotsoana |
| DN65-200 | Lintlha tsa Sehlopha sa AN ST | 60 metsotsoana |
| DN250≤ | Max. khatello ea tšebetso | 180metsotsoana |
| Fumana khatello ho feta lebelo le phahameng la khatello ea ho sebetsa makhetlo a 1.5 holimo (100F) | ||
Teko ea 1.Seal hydrostatic: Khatello e lokela ho ba makhetlo a 1.1 ho feta ho sebetsa pressare ka seal hydrastatic test.
| ANSI B 16.34 Karolo ea 7.2 | ||
| NPS ea boholo ba valve | Khatello ea teko | Nako ea teko |
| DN50≥ | 1:5 makhetlo a 100°CF | 15metsotsoana |
| DN65-200 | Lintlha tsa Sehlopha sa AN ST | 30metsotsoana |
| DN250≤ | Max. khatello ea tšebetso | 60 metsotsoana |
| Fumana khatello ho feta lebelo le phahameng la khatello ea ho sebetsa makhetlo a 1.5 holimo (100F) | ||
2.Seal air test test: Seal air leakage test e thehiloe ho 80psig (6kgf / cm ^ nin-actiue khase kapa e tletseng moea o tletseng moea, ka mor'a tekanyo ea valve, ebe o hlahloba hore na e lutla kapa che ka lehlakoreng le leng la valve.
Litekanyo tse ka sehloohong
| DN(mm) | A | B | L | D | D1 | D2 |
| 15 | 129 | 64 | 210 | 15 | 21.3 | 42 |
| 20 | 129 | 64 | 230 | 15 | 26.7 | 42 |
| 25 | 159 | 76 | 230 | 20 | 33.4 | 48 |
| 32 | 159 | 85 | 260 | 25 | 42.2 | 60 |
| 40 | 230 | 95 | 300 | 32 | 48.3 | 76 |
| 50 | 230 | 100 | 300 | 40 | 60.3 | 89 |
| 65 | 300 | 159 | 300 | 50 | 76.1 | 114 |
| 80 | 300 | 170 | 300 | 65 | 88.9 | 140 |
| 100 | 450 | 192 | 325 | 80 | 114.3 | 165 |
| 125 | 450 | 208 | 325 | 100 | 141.3 | 216 |
| 150 | 450 | 241 | 350 | 125 | 168.3 | 219 |
