德標止回閥閥嚴格按DIN標準設(shè)計制造,銷軸與閥瓣連接采用內(nèi)裝式結(jié)構(gòu),性能優(yōu)良,密封更可靠。產(chǎn)品廣泛應(yīng)用于石油、化工、制藥、電力行業(yè)等各種工況的管路上。
主要性能規(guī)范
試驗壓力(MPa) Seat test | 公稱壓力PN(MPa)Nominal pressure | |||||||
1.6 | 2.5 | 4.0 | 6.4 | 10.0 | 16 | 20 | 25 | |
殼體強度試驗Shellstrength test | 2.4 | 3.75 | 6.0 | 9.6 | 15.0 | 24 | 30 | 38 |
密封試驗(液)Seal test | 1.76 | 2.75 | 4.4 | 7.0 | 11.0 | 17.6 | 22 | 27.5 |
密封試驗(氣)Seal test | 0.5~0.7 | |||||||
工作溫度℃ Applicable temperature | <425>425> | <200>200> | <200>200> | ≤550 | ||||
適用介質(zhì)Applicable medium | C | P | R | I | ||||
水、油品、蒸汽 | 硝酸類 | 醋酸類 | 空氣、水 |
結(jié)構(gòu)長度:GB12221-89
法蘭標準:JB79-94
設(shè)計標準:GB/T12235-89
試壓標準:GB/T13927-92
主要外型及連接尺寸(mm)
H44 H Y W-200
公稱通徑DN Nominal Diameter | 尺寸Dimensins(JB79) | ||||||||
L | D | D1 | D2 | D6 | b | f1 | Z-d | H | |
50 | 300 | 210 | 160 | 128 | 70 | 40 | 3 | 8-25 | 120 |
65 | 340 | 260 | 203 | 165 | 97 | 48 | 3 | 8-30 | 190 |
80 | 380 | 290 | 230 | 190 | 116 | 54 | 3 | 8-34 | 210 |
100 | 430 | 360 | 292 | 245 | 138 | 66 | 3 | 8-41 | 240 |
150 | 550 | 440 | 360 | 305 | 190 | 82 | 3 | 12-48 | 343 |
200 | 650 | 535 | 440 | 380 | 245 | 92 | 3 | 12-48 | 320 |
250 | 775 | 670 | 572 | 508 | 319 | 110 | 3 | 16-48 | 380 |
H44 H Y W-250
公稱通徑DN Nominal Diameter | 尺寸Dimensins(GB9113.25) | ||||||||||
L | D | D1 | D2 | D8 | b | b4 | f1 | f3 | Z-d | H | |
50 | 300 | 215 | 165 | 124 | 95 | 38 | 12 | 8 | 8 | 8-26 | 220 |
65 | 340 | 245 | 190 | 137 | 108 | 41 | 12 | 8 | 8 | 8-30 | 230 |
80 | 380 | 270 | 203 | 168 | 137 | 48 | 12 | 8 | 8 | 8-33 | 245 |
100 | 430 | 310 | 241 | 194 | 162 | 54 | 12 | 8 | 8 | 8-36 | 280 |
150 | 550 | 395 | 318 | 248 | 211 | 83 | 13 | 9.5 | 925 | 12-39 | 340 |
200 | 650 | 485 | 394 | 318 | 270 | 92 | 17 | 11 | 11 | 12-45 | 360 |
250 | 775 | 585 | 483 | 371 | 324 | 108 | 17 | 11 | 11 | 12-52 | 395 |
300 | 900 | 675 | 571 | 438 | 381 | 124 | 23 | 14 | 14 | 16-56 | 478 |
主要外型及連接尺寸(mm)
公稱壓力PN(MPa)Nominal Pressure | 公稱通徑DN Nominal Diameter | L | H | D | D1 | D2 | D6 | b | f1 | f2 | Z-d |
1.6 | 50 | 230 | 160 | 160 | 125 | 100 | - | 16 | 3 | - | 48 |
65 | 290 | 175 | 180 | 145 | 120 | - | 18 | 3 | - | 48 | |
80 | 310 | 185 | 195 | 160 | 135 | - | 20 | 3 | - | 88 | |
100 | 350 | 220 | 215 | 180 | 155 | - | 20 | 3 | - | 88 | |
125 | 400 | 248 | 245 | 210 | 185 | - | 22 | 3 | - | 88 | |
150 | 480 | 276 | 280 | 240 | 210 | - | 24 | 3 | - | 8-23 | |
200 | 550 | 350 | 335 | 295 | 265 | - | 26 | 3 | - | 12-23 | |
250 | 650 | 410 | 405 | 355 | 320 | - | 30 | 3 | - | 12-25 | |
300 | 750 | 430 | 460 | 410 | 375 | - | 30 | 4 | - | 12-25 | |
350 | 850 | 518 | 520 | 470 | 435 | - | 34 | 4 | - | 16-25 | |
400 | 950 | 560 | 580 | 525 | 485 | - | 36 | 4 | - | 16-30 | |
500 | 1150 | 618 | 705 | 650 | 608 | - | 44 | 4 | - | 20-34 | |
2.5 | 50 | 230 | 160 | 160 | 125 | 100 | - | 20 | 3 | - | 48 |
65 | 290 | 175 | 180 | 145 | 120 | - | 22 | 3 | - | 88 | |
80 | 310 | 185 | 195 | 160 | 135 | - | 22 | 3 | - | 88 | |
100 | 350 | 220 | 230 | 190 | 160 | - | 24 | 3 | - | 8-23 | |
125 | 400 | 248 | 270 | 220 | 188 | - | 28 | 3 | - | 8-25 | |
150 | 480 | 276 | 300 | 250 | 218 | - | 30 | 3 | - | 8-25 | |
200 | 550 | 350 | 360 | 310 | 278 | - | 34 | 3 | - | 12-25 | |
250 | 650 | 410 | 425 | 370 | 332 | - | 36 | 3 | - | 12-30 | |
300 | 750 | 430 | 485 | 430 | 390 | - | 40 | 4 | - | 16-30 | |
350 | 850 | 518 | 550 | 490 | 448 | - | 44 | 4 | - | 16-34 | |
400 | 950 | 560 | 610 | 550 | 505 | - | 48 | 4 | - | 16-34 | |
500 | 1150 | 618 | 730 | 660 | 610 | - | 52 | 4 | - | 20-41 | |
4.0 | 50 | 230 | 169 | 160 | 125 | 100 | 88 | 20 | 3 | 4 | 48 |
65 | 290 | 173 | 180 | 145 | 120 | 110 | 22 | 3 | 4 | 88 | |
80 | 310 | 185 | 195 | 160 | 135 | 121 | 22 | 3 | 4 | 88 | |
100 | 350 | 220 | 230 | 190 | 160 | 150 | 24 | 3 | 4.5 | 8-23 | |
125 | 400 | 248 | 270 | 220 | 188 | 176 | 28 | 3 | 4.5 | 8-25 | |
150 | 480 | 270 | 300 | 250 | 218 | 204 | 30 | 3 | 4.5 | 8-25 | |
200 | 550 | 342 | 375 | 320 | 282 | 260 | 38 | 3 | 4.5 | 12-30 | |
250 | 650 | 401 | 445 | 385 | 345 | 313 | 42 | 3 | 4.5 | 12-34 | |
300 | 750 | 423 | 510 | 450 | 408 | 364 | 46 | 4 | 4.5 | 16-34 | |
350 | 850 | 455 | 570 | 510 | 465 | 422 | 52 | 4 | 5 | 16-34 | |
400 | 950 | 510 | 655 | 585 | 535 | 474 | 58 | 4 | 5 | 16-41 | |
6.4 | 50 | 300 | 177 | 175 | 135 | 105 | 88 | 26 | 3 | 4 | 4-23 |
65 | 340 | 197 | 200 | 160 | 130 | 110 | 28 | 3 | 4 | 8-23 | |
80 | 380 | 212 | 210 | 170 | 140 | 121 | 30 | 3 | 4 | 8-23 | |
100 | 430 | 248 | 250 | 200 | 168 | 150 | 32 | 3 | 4.5 | 8-25 | |
125 | 500 | 296 | 295 | 240 | 202 | 176 | 36 | 3 | 4.5 | 8-30 | |
150 | 550 | 330 | 340 | 280 | 240 | 204 | 38 | 3 | 4.5 | 8-34 | |
200 | 650 | 385 | 405 | 345 | 300 | 260 | 44 | 3 | 4.5 | 12-34 | |
250 | 775 | 445 | 470 | 400 | 352 | 313 | 48 | 4 | 4.5 | 12-41 | |
300 | 900 | 474 | 530 | 460 | 412 | 364 | 54 | 4 | 4.5 | 16-41 | |
400 | 1025 | 514 | 595 | 525 | 475 | 422 | 60 | 4 | 5 | 16-41 | |
10.0 | 50 | 300 | 210 | 195 | 145 | 112 | 88 | 28 | 3 | 4 | 4-25 |
65 | 340 | 227 | 220 | 170 | 138 | 110 | 32 | 3 |