詳細(xì)介紹
DVQ偏心半球閥,球芯呈半球形狀,是一種比較理想設(shè)計(jì)的產(chǎn)品。當(dāng)閥門(mén)開(kāi)啟或關(guān)閉時(shí),能借助偏心的作用,使密封面與球面不產(chǎn)生直接連接性的摩擦,能有效的提高閥門(mén)的使用壽命,又有效的防止閥門(mén)在高溫作用下開(kāi)啟卻不能關(guān)閉或關(guān)閉卻不能開(kāi)啟狀況。
主要外形和連接尺寸
公稱(chēng)壓力 | 公稱(chēng)通徑 | 尺 寸(mm) | ||||||||
L | D | D1 | D2 | D6 | C | f | Z-φd | |||
mm | in | 法蘭 | ||||||||
法蘭標(biāo)標(biāo) | 50 | - | 178 | 180 | 126 | lOO | - | 18 | 3 | 4-18 |
65 | - | 190 | 180 | 145 | 120 | - | 18 | S | 4-18 | |
80 | - | 203 | 196 | 160 | 135 | - | 20 | S | 4-18 | |
lOO | - | 229 | 215 | 180 | 156 | - | 20 | 3 | 8-18 | |
125 | - | 254 | 246 | 2lO | 185 | - | 22 | 3 | 8-18 | |
150 | - | 267 | 280 | 24O | 2lO | - | 24 | 3 | 8-23 | |
200 | - | 292 | 335 | 296 | 266 | - | 26 | S | 12-23 | |
250 | - | 330 | 105 | 366 | 320 | - | 30 | 3 | 12-25 | |
300 | - | 356 | 460 | 4lO | 375 | - | 32 | 4 | 12-26 | |
350 | - | S8l | 620 | 470 | 436 | - | 34 | 4 | 16-25 | |
400 | - | 406 | 680 | 526 | 485 | - | 36 | 4 | 16-30 | |
450 | - | 502 | 640 | S86 | 545 | - | 40 | 4 | 20-30 | |
500 | - | 533 | 705 | 650 | 608 | - | 44 | 4 | 20-34 | |
600 | - | 686 | 840 | 770 | 718 | - | 48 | 5 | 20-41 | |
700 | - | 762 | 9lO | 840 | 788 | - | 60 | 5 | 24-41 | |
800 | - | 864 | 1020 | 950 | 898 | - | 52 | 5 | 24-41 |
主要外形和連接尺寸
公稱(chēng)壓力 | 公稱(chēng)通徑DN | 尺 寸(mm) | ||||||||
L | D | D1 | D2 | D6 | b | t | Z-φd | |||
mm | in | 法蘭 | ||||||||
法蘭標(biāo)準(zhǔn) | 50 | - | 178 | 160 | 125 | 100 | - | 20 | 3 | 4-18 |
65 | - | 190 | 180 | 145 | 120 | - | 22 | 3 | 8-18 | |
80 | - | 203 | 195 | 160 | 135 | - | 22 | 3 | 8-18 | |
lOO | - | 229 | 230 | 190 | 160 | - | 24 | 3 | 8-23 | |
125 | - | 254 | 270 | 220 | 188 | - | 28 | 3 | 8-25 | |
150 | - | 267 | 300 | 250 | 218 | - | 30 | 3 | 8-25 | |
200 | - | 292 | 360 | 310 | 278 | - | 34 | 3 | 12-25 | |
250 | - | 330 | 425 | 370 | 332 | - | 36 | 3 | 12-30 | |
300 | - | 356 | 485 | 430 | 390 | - | 40 | 4 | 16-30 | |
350 | - | 38l | 550 | 490 | 448 | - | 44 | 4 | 16-34 | |
400 | - | 406 | 610 | 550 | 505 | - | 48 | 4 | 16-34 | |
450 | - | 502 | 660 | 600 | 555 | - | 50 | 4 | 20-34 | |
500 | - | 533 | 730 | 660 | 610 | - | 52 | 4 | 20-41 | |
600 | - | 686 | 840 | 770 | 718 | - | 56 | 6 | 20-41 | |
700 | - | 762 | 955 | 875 | 815 | - | 60 | 6 | 24-48 | |
800 | - | 864 | 1070 | 990 | 930 | - | 64 | 5 | 24-48 |
主要外形和連接尺寸
公稱(chēng)壓力 | 公稱(chēng)通徑DN | 尺 寸(mm) | ||||||||
L | D | D1 | D2 | D6 | b | t | Z-φd | |||
mm | in | 法蘭 | ||||||||
法蘭標(biāo)準(zhǔn) | 50 | - | 178 | 160 | 125 | 100 | 88 | 20 | 3 | 4-18 |
665 | - | 190 | 180 | 145 | 120 | 110 | 22 | 3 | 8-18 | |
80 | - | 20S | 195 | 160 | lS5 | 12l | 22 | 3 | 8-18 | |
lOO | - | 229 | 230 | 190 | 160 | 150 | 24 | 3 | 8-23 | |
125 | - | 254 | 270 | 220 | 188 | 176 | 28 | 3 | 8-25 | |
150 | - | 267 | 300 | 260 | 218 | 204 | 30 | 3 | 8-25 | |
200 | - | 292 | 375 | 320 | 382 | 260 | 38 | 3 | 12-30 | |
250 | - | 330 | 445 | 385 | 345 | 313 | 42 | 3 | 12-30 | |
300 | - | 356 | 5lO | 460 | 408 | 364 | 46 | 4 | 16-34 | |
350 | - | 38l | 570 | 5lO | 466 | 422 | 52 | 4 | 16-34 | |
400 | - | 406 | 855 | 585 | 535 | 474 | 58 | 4 | 16-4l | |
450 | - | 502 | 680 | 610 | 560 | 624 | 60 | 4 | 20-4l | |
500 | - | 533 | 766 | 670 | 612 | 576 | 62 | 4 | 20-48 | |
600 | - | 686 | 890 | 795 | 730 | 678 | 82 | 6 | 20-64 | |
700 | - | 762 | 995 | 900 | 825 | 768 | 68 | 6 | 24-64 | |
800 | - | 884 | 1135 | 1030 | 960 | 876 | 76 | 5 | 24-58 |