H44H旋啟式止回閥的功能是用來防止管路中的介質(zhì)倒流。止回閥屬于自動(dòng)閥類,啟閉件靠流動(dòng)介質(zhì)的力量自行開啟或關(guān)閉。止回閥只用于介質(zhì)單向流動(dòng)的管路上,阻止介質(zhì)回流,以防發(fā)生事故。
適用介質(zhì)為:水、油品、蒸汽、酸性介質(zhì)等。
型號(hào) | 公稱通徑 | 尺寸(mm) | ||||||||
L | D | D1 | D2 | D6 | b | Z-фd | D0 | H | ||
H44H-16C | 40 | 200 | 145 | 110 | 85 | - | 16 | 4-ф18 | 160 | 150 |
50 | 230 | 160 | 125 | 100 | - | 16 | 4-ф18 | 185 | 160 | |
65 | 290 | 180 | 145 | 120 | - | 18 | 4-ф18 | 215 | 175 | |
80 | 310 | 195 | 160 | 135 | - | 20 | 8-ф18 | 230 | 180 | |
100 | 350 | 215 | 180 | 155 | - | 20 | 8-ф18 | 260 | 210 | |
125 | 400 | 245 | 210 | 185 | - | 22 | 8-ф18 | 320 | 235 | |
150 | 480 | 280 | 240 | 210 | - | 24 | 8-ф23 | 350 | 250 | |
200 | 550 | 335 | 295 | 265 | - | 26 | 12-ф23 | 420 | 330 | |
250 | 650 | 405 | 355 | 320 | - | 30 | 12-ф25 | 480 | 380 | |
300 | 750 | 460 | 410 | 375 | - | 30 | 12-ф25 | 520 | 410 | |
350 | 850 | 520 | 4870 | 435 | - | 34 | 16-ф25 | 600 | 490 | |
H44H-25 | 40 | 200 | 145 | 110 | 85 | - | 18 | 4-ф18 | 160 | 150 |
50 | 230 | 160 | 125 | 100 | - | 20 | 4-ф18 | 185 | 160 | |
65 | 290 | 180 | 145 | 120 | - | 22 | 8-ф18 | 215 | 175 | |
80 | 310 | 195 | 160 | 135 | - | 22 | 8-ф18 | 235 | 185 | |
100 | 350 | 230 | 190 | 160 | - | 24 | 8-ф23 | 270 | 220 | |
125 | 400 | 270 | 220 | 188 | - | 28 | 8-ф25 | 340 | 248 | |
150 | 480 | 300 | 250 | 218 | - | 30 | 8-ф25 | 375 | 276 | |
200 | 550 | 360 | 310 | 278 | - | 34 | 12-ф25 | 435 | 350 | |
250 | 650 | 425 | 370 | 332 | - | 36 | 12-ф30 | 515 | 410 | |
300 | 750 | 485 | 430 | 390 | - | 40 | 6-ф30 | 550 | 430 | |
350 | 850 | 550 | 490 | 448 | - | 44 | 16-ф34 | 620 | 466 | |
H44H-40 | 40 | 200 | 145 | 110 | 85 | 76 | 18 | 4-ф18 | - | - |
50 | 230 | 160 | 125 | 100 | 88 | 20 | 4-ф18 | 185 | 169 |
型號(hào) | 公稱通徑 | 尺寸(mm) | ||||||||
L | D | D1 | D2 | D6 | b | Z-фd | D0 | H | ||
H44H-40 | 65 | 290 | 180 | 145 | 120 | 110 | 22 | 8-ф18 | 215 | 175 |
80 | 310 | 195 | 160 | 135 | 121 | 22 | 8-ф18 | 235 | 185 | |
100 | 350 | 230 | 190 | 160 | 150 | 24 | 8-ф23 | 270 | 220 | |
125 | 400 | 270 | 220 | 188 | 126 | 28 | 8-ф25 | 340 | 248 | |
150 | 480 | 300 | 250 | 218 | 204 | 30 | 8-ф25 | 375 | 270 | |
200 | 550 | 375 | 120 | 282 | 260 | 38 | 12-ф30 | 450 | 342 | |
250 | 650 | 445 | 385 | 345 | 313 | 42 | 12-ф34 | 525 | 401 | |
300 | 750 | 510 | 450 | 408 | 364 | 46 | 4-ф23 | 550 | 423 | |
H44H-64 | 50 | 300 | 175 | 135 | 105 | 88 | 26 | 8-ф23 | 200 | 177 |
65 | 340 | 200 | 160 | 130 | 110 | 28 | 8-ф23 | 225 | 197 | |
80 | 380 | 210 | 170 | 140 | 121 | 30 | 8-ф25 | 250 | 212 | |
100 | 430 | 250 | 200 | 168 | 150 | 32 | 8-ф30 | 315 | 248 | |
125 | 500 | 295 | 240 | 202 | 176 | 36 | 8-ф34 | 365 | 296 | |
150 | 550 | 340 | 280 | 240 | 204 | 38 | 12-ф34 | 410 | 330 | |
200 | 650 | 405 | 345 | 300 | 260 | 44 | 12-ф41 | 480 | 385 | |
250 | 775 | 470 | 400 | 352 | 313 | 48 | 16-ф41 | 565 | 445 | |
300 | 900 | 530 | 460 | 412 | 364 | 50 | 4-ф25 | 600 | 474 | |
H44H-100 | 50 | 300 | 195 | 145 | 112 | 88 | 28 | 8-ф25 | 220 | 210 |
65 | 340 | 220 | 170 | 138 | 110 | 32 | 8-ф25 | 240 | 227 | |
80 | 380 | 230 | 180 | 148 | 121 | 34 | 8-ф30 | 260 | 235 | |
100 | 430 | 265 | 210 | 172 | 150 | 38 | 8-ф34 | 330 | 274 | |
125 | 500 | 310 | 250 | 210 | 150 | 42 | 12-ф34 | 385 | 307 | |
150 | 550 | 350 | 290 | 250 | 204 | 46 | 12-ф34 | 425 | 347 | |
200 | 650 | 430 | 360 | 312 | 260 | 54 | 12-ф41 | 500 | 402 | |
250 | 775 | 500 | 430 | 382 | 313 | 60 | 12-ф41 | 565 | 432 |