Product use
It is suitable for water, raw water (including sediment), sewage, seawater, steam, oil, alumina, pulverized coal ash, gas, natural gas, urban heating and other systems with strict requirements.
Product executive standard
Design criteria | Structural length | Flange standard | Test and inspection |
GB/T 12237-2007 | GB/T 12221-2005 | GB/T 9113-2000、EN1092 | GN/T 13927-2008、API 598 |
Product performance specification
Nominal pressure | 1.0 | 1.6. | 2.5 | 4.0 |
Maximum working pressure at normal temperature | 1.0 | 1.6 | 2.5 | 4.0 |
Shell strength test pressure | 1.5 | 2.4 | 3.8 | 4.0 |
Airtight test pressure | 0.6 | 0.6 | 0.6 | 0.6 |
High pressure seal test pressure | 1.1 | 1.76 | 2.75 | 4.4 |
Leakage rate | <0.1×DNmm/s | |||
Applicable temperature | Soft seal -40℃~+200℃ Hard seal -50℃~+600℃ | |||
Applicable medium | Natural gas, water vapor, oil products, acids, alkalis, pulverized coal, coal ash, waste residue, mud, granular, fiber and other media | |||
Transmission form | Turbine drive, electric drive, pneumatic drive, hydraulic drive |
Main connection dimensions
DN | L | D | D1 | D2 | b | f | Z-d0 | Hw | Hd |
50 | 178 | 165 | 125 | 100 | 18 | 2 | 4-18 | 270 | 310 |
65 | 190 | 185 | 145 | 120 | 18 | 2 | 4-18 | 280 | 320 |
80 | 203 | 200 | 160 | 135 | 20 | 2 | 4-18 | 290 | 330 |
100 | 229 | 220 | 180 | 156 | 22 | 2 | 8-18 | 330 | 380 |
125 | 254 | 250 | 210 | 211 | 24 | 2 | 8-18 | 345 | 405 |
150 | 267 | 285 | 240 | 211 | 21 | 2 | 8-22 | 370 | 440 |
200 | 292 | 340 | 295 | 266 | 24 | 2 | 8-22 | 405 | 470 |
250 | 330 | 395 | 350 | 319 | 26 | 2 | 12-22 | 180 | 540 |
300 | 356 | 445 | 400 | 370 | 26 | 2 | 12-22 | 520 | 580 |
350 | 430 | 505 | 460 | 429 | 26 | 2 | 16-26 | 570 | 630 |
400 | 530 | 656 | 515 | 480 | 26 | 2 | 16-26 | 630 | 710 |
450 | 580 | 615 | 565 | 530 | 28 | 2 | 20-26 | 690 | 770 |
500 | 630 | 670 | 620 | 585 | 25 | 2 | 20-26 | 740 | 820 |
600 | 800 | 780 | 725 | 682 | 34 | 2 | 20-30 | 840 | 940 |
700 | 900 | 895 | 840 | 794 | 34 | 5 | 24-30 | 960 | 1040 |
800 | 1000 | 1015 | 950 | 901 | 36 | 5 | 28-33 | 1080 | 1080 |
900 | 1100 | 1115 | 1050 | 1001 | 38 | 5 | 28-33 | 1190 | 1280 |
1000 | 1200 | 1230 | 1160 | 1112 | 38 | 5 | 28-36 | 1310 | 1420 |
1100 | 1250 | 1345 | 1270 | 1222 | 42 | 5 | 28-36 | 1390 | 1480 |
1200 | 1300 | 1455 | 1380 | 1328 | 44 | 5 | 32-39 | 1450 | 1530 |
1400 | 1500 | 1675 | 1590 | 1530 | 48 | 5 | 36-42 | 1540 | 1650 |
1600 | 1800 | 1915 | 1820 | 1750 | 52 | 5 | 40-48 | 1660 | 1750 |
1800 | 2000 | 2115 | 2020 | 1950 | 56 | 5 | 44-48 | 1760 | 1860 |
2000 | 2200 | 2325 | 2230 | 2150 | 60 | 5 | 48-48 | 1920 | 1990 |
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