一、Q941H電動(dòng)球閥簡(jiǎn)介: 三、電動(dòng)頭的優(yōu)缺點(diǎn) 優(yōu)點(diǎn):電動(dòng)執(zhí)行器的優(yōu)點(diǎn)是能源取用方便,信號(hào)傳輸速度快,傳輸距離遠(yuǎn),便于集中控制,靈敏度和精度較高,與電動(dòng)調(diào)節(jié)儀表配合方便,安裝接線簡(jiǎn)單。 四、產(chǎn)品執(zhí)行標(biāo)準(zhǔn):Q941H電動(dòng)球閥的執(zhí)行標(biāo)準(zhǔn) |
產(chǎn)品規(guī)范 | 設(shè)計(jì)規(guī)范 | 結(jié)構(gòu)長(zhǎng)度 | 連接法蘭 | 試驗(yàn) 與檢驗(yàn) |
API608 | ASME/ANS B16.10 | ASME/SNS B16.5 | API 598 |
四、主要性能規(guī)范:Q941H電動(dòng)球閥主要性能規(guī)范 |
公稱壓力 | 1.6 MPa | 2.5 MPa | 4.0 MPa | 6.4 MPa | 10.0 MPa | 150 Lb | 300 Lb | 600 Lb |
強(qiáng)度試驗(yàn) | 2.4 MPa | 3.75 MPa | 6.0 MPa | 9.5 MPa | 15.0 MPa | 3.1 MPa | 7.5 MPa | 15.0 MPa |
水密封試驗(yàn) | 1.76MPa | 2.75 MPa | 4.4 MPa | 7.04 MPa | 11.0 MPa | 2.2 MPa | 5.5? MPa | 11.0 MPa |
氣密封試驗(yàn) | 0.6MPa |
五、主要零部件材料:Q941H電動(dòng)球閥主要零部件材料 |
名稱 | WCB類 | CF8類 | CF3 | CF8M | CF3M | ||||
閥體 | A216-WCB | CF8 | CF3 | CF8M | CF3M | ||||
球體 | A105-1025 | CF8 | CF3 | CF8M | CF3M | ||||
閥桿 | 2Cr13 | CF8 | CF3 | CF8M | CF3M | ||||
閥座 | A105 | 0Cr18Ni9 | 00Cr18Ni10 | 1Cr18Ni12Mo2Ti | 00Cr17Ni14Mo2 | ||||
閥座支承圈 | A105-1025 | A182-F304 | A182-F304L | A182-F316 | A182-F316L | ||||
彈簧 | 3yc-7/17-49H | ||||||||
螺母 | A194-2H | A194-8 | |||||||
螺柱 | A193-B7 | A193-B8 | |||||||
O形圈 | 304+柔性石墨 | 304L+柔性石墨 | 316+柔性石墨 | 316L+柔性石墨 | 304+柔性石墨 |
六、Q941H電動(dòng)球閥產(chǎn)品結(jié)構(gòu) |
七、產(chǎn)品結(jié)構(gòu)尺寸:Q941H電動(dòng)球閥-150LB |
IN | DN | L | D | D1 | D2 | b | Z-φd |
1/2″ | 15 | 108 | 89 | 60.5 | 35 | 12 | 4-φ15 |
3/4″ | 20 | 117 | 98 | 70 | 43 | 12 | 4-φ15 |
1″ | 25 | 127 | 108 | 79.5 | 51 | 12 | 4-φ15 |
1 1/2″ | 40 | 165 | 127 | 98.5 | 73 | 14 | 4-φ16 |
2″ | 50 | 178 | 152 | 120.5 | 92 | 16 | 4-φ19 |
2 1/2″ | 65 | 190 | 178 | 139.5 | 105 | 18 | 4-φ19 |
3″ | 80 | 203 | 190 | 152.4 | 127 | 20 | 4-φ18 |
4″ | 100 | 229 | 229 | 190.5 | 157 | 24 | 8-φ18 |
6″ | 150 | 394 | 279 | 241.5 | 216 | 26 | 8-φ22 |
8″ | 200 | 457 | 343 | 298.5 | 270 | 29 | 8-φ22 |
10″ | 250 | 533 | 406 | 362 | 324 | 31 | 12-φ25 |
12″ | 300 | 610 | 483 | 432 | 381 | 32 | 12-φ25 |
Q941H電動(dòng)球閥-300LB |
IN | DN | L | D | D1 | D2 | b | Z-φd |
1/2″ | 15 | 140 | 95 | 66.5 | 35 | 15 | 4-φ15 |
3/4″ | 20 | 152 | 117 | 82.5 | 43 | 16 | 4-φ19 |
1″ | 25 | 165 | 124 | 89 | 51 | 18 | 4-φ19 |
1 1/2″ | 40 | 190 | 156 | 114.5 | 73 | 20.7 | 4-φ22 |
2″ | 50 | 216 | 165 | 127 | 92 | 22.3 | 8-φ22 |
2 1/2″ | 65 | 241 | 190 | 149 | 105 | 25.4 | 8-φ22 |
3″ | 80 | 283 | 210 | 168.5 | 127 | 28.5 | 8-φ22 |
4″ | 100 | 305 | 254 | 200 | 157 | 31.8 | 8-φ23 |
6″ | 150 | 403 | 318 | 270 | 216 | 36.6 | 12-φ22 |
8″ | 200 | 502 | 381 | 330 | 270 | 42 | 12-φ25 |
10″ | 250 | 568 | 444 | 387.5 | 324 | 48 | 16-φ29 |