[Valve Components]
Seat seal: EPDM: -30℃～120℃ NBR: -30℃～80℃ PTFE: -30℃～140℃ VITON: -30℃～150℃
Valve plate material : ductile iron with nickel plating, nylon coating, aluminum bronze, 304, 316, 316L, 1.4529, 2507
Stem material: stainless steel 410, 304
Applicable medium: water, liquid, gas, oil, powder, steam, acid and alkali corrosive medium.
[Pneumatic actuators]
Double acting: three-stage pneumatic actuators are: 0°~45°~90° ( please confirm the intermediate value when ordering )
Single-acting: close when the air source fails, open when the air source fails; 0°~45°~90° ( please confirm the middle value when ordering )
[Standard parameters]
| design standards | GB/T12238-2008 |
| Structure length | GB/T12221-2005 |
| connection standard | JB/T 79.1-1994 |
| pressure test | GB/T13927-2008 |
[Adapted to working conditions]
Now it is used in petrochemical, gas equipment, nuclear industry, power equipment, environmental protection water treatment, HVAC, iron and steel metallurgy, industrial furnaces, canning equipment, brewing equipment, drying equipment, vacuum equipment, surface treatment, It is widely used in biopharmaceutical, food machinery, textile printing and dyeing, papermaking and other industries.
Main dimensions and weight (PN1.0/1.6MPa)
| DN (mm) |
A | B | C | D | D1 | D2 | D3 | D4 | D5 | L | L1 | L2 | nd | a | f | n-d1 | Weight WT (kg) |
| 50 | 83 | 130 | 20 | 52.9 | 125 | 165 | 99 | 57.15 | 65 | 108 | 111 | 32 | 4-19 | 90° | 3 | 4-7 | 7.6 |
| 65 | 93 | 145 | 20 | 64.5 | 145 | 185 | 118 | 57.15 | 65 | 112 | 115 | 32 | 4-19 | 90° | 3 | 4-7 | 9.7 |
| 80 | 100 | 155 | 22 | 78.8 | 160 | 20 | 132 | 69.85 | 65 | 114 | 117 | 32 | 8-19 | 45° | 3 | 4-7 | 10.6 |
| 100 | 114 | 170 | 24 | 104 | 180 | 220 | 156 | 69.85 | 90 | 127 | 130 | 32 | 8-19 | 45° | 3 | 4-10 | 13.8 |
| 125 | 125 | 190 | 26 | 123.3 | 210 | 250 | 184 | 69.85 | 90 | 140 | 143 | 32 | 8-19 | 45° | 3 | 4-10 | 18.2 |
| 150 | 143 | 205 | 26 | 155.6 | 240 | 285 | 211 | 88.9 | 90 | 140 | 143 | 32 | 8-23 | 45° | 3 | 4-10 | 21.7 |
| 200 | 170 | 235 | 26 | 202.5 | 295 | 340 | 266 | 88.9 | 125 | 152 | 155 | 45 | 8-23 12-23 |
45°/30° | 3 | 4-14 | 31.8 |
| 250 | 198 | 280 | 28 | 250.5 | 350/355 | 395/405 | 319 | 107.95 | 125 | 165 | 168 | 45 | 12-23 12-28 |
30° | 3 | 4-14 | 44.7 |
| 300 | 223 | 310 | 28 | 301.5 | 400/410 | 445/460 | 370 | 107.95 | 150 | 178 | 182 | 45 | 12-23 12-28 |
30° | 4 | 4-14 | 57.9 |
| 350 | 279 | 340 | 30 | 333.3 | 460/470 | 505/520 | 429 | 158.75 | 150 | 190 | 194 | 45 | 16-23 16-28 |
22.5° | 4 | 4-14 | 81.6 |
| 400 | 300 | 375 | 32 | 389.6 | 515/525 | 565/580 | 480 | 158.75 | 175 | 216 | 221 | 51.2/72 | 16-28 16-31 |
22.5° | 4 | 4-20.6 | 106 |
| 450 | 345 | 430 | 32 | 440.5 | 565/585 | 615/640 | 530 | 158.75 | 175 | 222 | 227 | 51.2/72 | 20-28 20-31 |
18° | 4 | 4-20.6 | 147 |
| 500 | 355 | 500 | 34 | 491.6 | 620/650 | 670/715 | 582 | 215.9 | 210 | 229 | 234 | 52.75/77.5 | 20-26 20-34 |
18° | 4 | 4-20.6 | 165 |
| 600 | 410 | 560 | 36 | 592.5 | 725/770 | 780/840 | 682 | 254 | 210 | 267 | 272 | 70.2/82 | 20-31 20-37 |
18° | 5 | 4-22 | 235 |
| 700 | 478 | 620 | 40 | 695 | 840 | 895/910 | 794 | 254 | 300 | 292 | 299 | 66/82 | 24-31 24-37 |
15° | 5 | 8-18 | 338 |
| 800 | 529 | 620 | 44 | 794.7 | 950 | 1015/1025 | 901 | 254 | 300 | 318 | 325 | 66/82 | 24-34 24-40 |
15° | 5 | 8-18 | 475 |
| 900 | 584 | 665 | 46 | 864.7 | 1050 | 1115/1125 | 1001 | 254 | 350 | 330 | 338 | 118 | 28-34 28-40 |
12.9° | 5 | 8-22 | 595 |
| 1000 | 657 | 735 | 50 | 965 | 1160/1170 | 1230/1255 | 1112 | 254 | 350 | 410 | 417 | 141 | 28-37 28-43 |
12.9° | 5 | 8-22 | 794 |
