Q347F蝸輪固定式球閥
Q347F蝸輪固定式球閥執(zhí)行標準Carry out the standard
1.閥門設計按JB/T7749-95低溫閥門技術條件;
1.The valve is designed according to the technolo-gical condition of JB/T7749-95low-temperature valve。
2.Q347F蝸輪固定式球閥法蘭連接尺寸按JB/T79-94標準。
2.The flange connects size according to JB/T79-94standard。
Q347F蝸輪固定式球閥要連接尺寸(mm)Size of main connection
公稱壓力PN Nominal pressure | 公稱通徑DN Nominal Diameter | 尺寸(mm)Size | ||||||||
L | D1 | D2 | D3 | f | b | n-¢d | H(-46℃) | H(-101℃) | ||
1.6MPa | 125 | 356 | 185 | 210 | 245 | 3 | 22 | 8-¢18 | 130 | 160 |
150 | 394 | 210 | 240 | 280 | 3 | 24 | 8-¢23 | 130 | 160 | |
200 | 457 | 265 | 295 | 335 | 3 | 26 | 12-¢23 | 140 | 170 | |
250 | 533 | 320 | 355 | 405 | 3 | 30 | 12-¢25 | 140 | 170 | |
300 | 610 | 375 | 410 | 460 | 4 | 30 | 12-¢25 | 150 | 180 | |
350 | 686 | 435 | 470 | 520 | 4 | 34 | 16-¢25 | 150 | 180 | |
400 | 762 | 485 | 525 | 580 | 4 | 36 | 16-¢30 | 160 | 190 | |
450 | 864 | 545 | 585 | 640 | 4 | 40 | 20-¢30 | 160 | 190 | |
500 | 914 | 608 | 650 | 705 | 4 | 44 | 20-¢34 | 170 | 200 | |
2.5MPa | 125 | 381 | 188 | 220 | 270 | 3 | 28 | 8-¢25 | 130 | 160 |
150 | 403 | 218 | 250 | 300 | 3 | 30 | 8-¢25 | 130 | 160 | |
200 | 502 | 278 | 310 | 360 | 3 | 34 | 12-¢25 | 140 | 170 | |
250 | 568 | 332 | 370 | 425 | 3 | 36 | 12-¢30 | 140 | 170 | |
300 | 648 | 390 | 430 | 485 | 4 | 40 | 16-¢30 | 150 | 180 | |
350 | 762 | 448 | 490 | 550 | 4 | 44 | 16-¢34 | 150 | 180 | |
400 | 838 | 505 | 550 | 610 | 4 | 48 | 16-¢34 | 160 | 190 | |
450 | 914 | 555 | 600 | 660 | 4 | 50 | 20-¢34 | 160 | 190 | |
500 | 991 | 610 | 660 | 730 | 4 | 52 | 20-¢41 | 170 | 200 |
公稱壓力PN Nominal pressure | 公稱通徑DN Nominal Diameter | 尺寸(mm)Size | ||||||||||
L | D1 | D2 | D3 | D4 | f | f1 | b | n-¢d | H(-46℃) | H(-101℃) | ||
4.0MPa | 125 | 381 | 188 | 220 | 270 | 176 | 3 | 4.5 | 28 | 8-¢25 | 130 | 160 |
150 | 403 | 218 | 250 | 300 | 204 | 3 | 4.5 | 30 | 8-¢25 | 130 | 160 | |
200 | 502 | 282 | 320 | 375 | 260 | 3 | 4.5 | 38 | 12-¢30 | 140 | 170 | |
250 | 568 | 345 | 385 | 445 | 313 | 3 | 4.5 | 42 | 12-¢34 | 140 | 170 | |
300 | 648 | 408 | 450 | 510 | 364 | 4 | 4.5 | 46 | 16-¢34 | 150 | 180 | |
350 | 762 | 465 | 510 | 570 | 422 | 4 | 5 | 52 | 16-¢34 | 150 | 180 | |
400 | 838 | 535 | 585 | 655 | 474 | 4 | 5 | 58 | 16-¢41 | 160 | 190 | |
450 | 914 | 560 | 610 | 680 | 524 | 4 | 5 | 60 | 20-¢41 | 160 | 190 |