規(guī)格：DN8-DN100（英標1/4"-4"）
設(shè)計生產(chǎn)采用 標準ISO、API、GB、BS等標準設(shè)計生產(chǎn),其質(zhì)量性都經(jīng)過嚴格處理，經(jīng)過高壓泵檢測；表面處理均經(jīng)過進口超聲波清洗機處理，表面光澤度明亮。
二片式法蘭美標球閥技術(shù)規(guī)范
| 設(shè)計依據(jù) | 美標系列 | |
| 設(shè)計標準 | AP16D | ANSI B16.34 |
| 法蘭連接結(jié)構(gòu)長度 | AP16D | ANSI B16.10 |
| 結(jié)構(gòu)長度(焊接) | AP16D | ANSI B16.10 |
| 連接法蘭 | ANSI B16.5、B16.47 | |
| 對焊端 | ANSI B16.25 | |
| 試驗和檢驗 | AP16D | AP1598 |
二片式法蘭美標球閥試驗壓力
| 試驗壓力(MPa） | ||
| 磅級（Class） | 殼體試驗 | 密封試驗 |
| 150 | 3.0 | 2.2 |
| 300 | 7.6 | 5.6 |
主要零件材料
| 名稱 | WCB類 | CF8類 | CF3類 | CF8M類 | CF3M類 | |
| 閥體左體 | A216-WCB | A315-CF8 | A35-CF3 | A351-CF8M | A351-CF3M | |
| 球體 | B2-B8 | A105-1025 | A182-F304L | A182-F304L | A132-F316 | A182-F316L |
| B8以上 | A216-WCB | A351-CF8M | A351-CF3 | A351-CF8M | A351-CF3M | |
| 閥桿 | A182-F6a | A182-F304 | A182-F304L | A182-F336 | A182-F316L | |
| 閥座 | PTFE/增強PTFE/NYLIN PTFE/Reinforced PTFE/Nyion | |||||
| 閥座支承圈 | A105-1025 | A182-F304 | A182-F304L | A182-F316 | A182-F316L | |
| 彈簧 | 3yc-7/17-49H | |||||
| O形圈 | NBR | 氟橡膠 | ||||
| 螺柱 | A193-B7 | A193-B8 | ||||
| 螺母 | A194-2H | A194-8 | ||||
| 公稱 壓力 |
公稱 通徑 |
d | L | D | D1 | D2 | b | f | Z-Φd | H | W |
| Class 150 |
1/2" | 13 | 108 | 89 | 60.5 | 35 | 11.5 | 1.6 | 4-16 | 79 | 135 |
| 3/4" | 19 | 117 | 98 | 70 | 43 | 11.5 | 1.6 | 4-16 | 84 | 135 | |
| 1" | 25 | 127 | 108 | 79.5 | 51 | 12 | 1.6 | 4-16 | 95 | 170 | |
| 1-1/4" | 32 | 140 | 117 | 89 | 64 | 13 | 1.6 | 4-16 | 103 | 170 | |
| 1-1/2" | 38 | 165 | 127 | 98.5 | 73 | 15 | 1.6 | 4-16 | 111 | 200 | |
| 2" | 51 | 178 | 152 | 120.5 | 92 | 16 | 1.6 | 4-19 | 120 | 200 | |
| 2-1/2" | 64 | 190 | 178 | 139.5 | 105 | 18 | 1.6 | 4-19 | 153 | 300 | |
| 3" | 76 | 203 | 190 | 152.5 | 127 | 19 | 1.6 | 4-19 | 163 | 300 | |
| 4" | 102 | 229 | 229 | 190.5 | 157 | 24 | 1.6 | 8-19 | 182 | 400 | |
| 5" | 127 | 356 | 254 | 216 | 186 | 24 | 1.6 | 8-22 | 260 | 500 | |
| 6" | 152 | 394 | 279 | 241.5 | 216 | 26 | 1.6 | 8-22 | 280 | 800 | |
| 8" | 203 | 457 | 343 | 298.5 | 270 | 29 | 1.6 | 8-22 | - | 1100 | |
| Class 300 |
1/2" | 13 | 140 | 95 | 66.5 | 35 | 15 | 1.6 | 4-16 | 79 | 135 |
| 3/4" | 19 | 152 | 117 | 82.5 | 43 | 16 | 1.6 | 4-19 | 84 | 135 | |
| 1" | 25 | 165 | 124 | 89 | 51 | 18 | 1.6 | 4-19 | 95 | 170 | |
| 1-1/4" | 32 | 178 | 133 | 98.5 | 64 | 19 | 1.6 | 4-19 | 103 | 170 | |
| 1-1/2" | 38 | 190 | 156 | 114.5 | 73 | 21 | 1.6 | 4-22 | 111 | 200 | |
| 2" | 51 | 216 | 165 | 127 | 92 | 23 | 1.6 | 4-22 | 120 | 200 | |
| 2-1/2" | 64 | 241 | 190 | 149 | 105 | 26 | 1.6 | 8-19 | 153 | 300 | |
| 3" | 76 | 283 | 210 | 168.5 | 127 | 29 | 1.6 | 8-22 | 163 | 300 | |
| 4" | 102 | 305 | 254 | 200 | 157 | 32 | 1.6 | 8-22 | 182 | 400 | |
| 5" | 127 | 381 | 279 | 235 | 186 | 35 | 1.6 | 8-22 | 260 | 500 | |
| 6" | 152 | 403 | 318 | 270 | 216 | 37 | 1.6 | 12-22 | 280 | 800 | |
| 8" | 203 | 502 | 381 | 330 | 270 | 42 | 1.6 | 12-25 | - | 1100 |
浙公網(wǎng)安備 33039902000169號