Used as ventilation, shut-off or high-vacuum valves, butterfly valves have a simple structure, and can be...
InquireVBG01 Series high vacuum butterfly valves are widely used on crystal growth furnaces, which are used for monocrystalline silicon wafer production. These valves can be zero leakage in very low pipe pressure, which is lower to 1.3*10⁻⁵ Pa. Forged stainless steel body and special sealing structure design, to ensure valve’s long life cycles.
| Valve Body Material | SS304/SS316L | |
| Seat Seal Material | FKM, NBR in option | |
| Vacuum Range | 105-6.7x10-5 Pa | |
| Leak Rate | 1.3x10-5 Pa. L/s | |
| Cycles Until Service | 80,000 Times | |
| Angle Opning | 0-90 Degree | |
| Temperature Range | FKM Seat Seal | -30°C to 150°C (about) |
| NBR Seat Seal | -25°C to 80°C (about) | |
| Operated | Manual, Pneumatic Actuator, Electric Actuator | |
| Compressed Air | 0.4-0.8Mpa | |
| Operating Time | Aluminium Actuator | ≤3S |
| Electric Actuator on-off type | Standard 30 S. 10S, 15S option | |
| Solenoid Voltage | Standard:AC220V,50Hz,6W Optional: AC110V, DC24V, DC12V |
|
| Pneumatic Actuator | Standard: Double Acting Optional: 1. Normally Close 2. Normally Open |
|
| Electric Actuator | Standard: On-off type Optional:Regulating control type |
|
| Avaible with Position Indicator | Optional signal feedback | |
![]() |
Model for 304 | Size | D/mm | D0/mm | B/mm | H/mm | B1/mm | L/mm |
| VBG04H2431S63NN | ISO63 | 130 | 110 | 26 | 128.5 | 45 | 135 | |
| VBG04H2431S100NN | ISO100 | 165 | 145 | 30 | 152.5 | 45 | 135 | |
| VBG04H2431S160NN | ISO160 | 225 | 200 | 35 | 180.5 | 45 | 165 | |
| VBG04H2431S200NN | ISO200 | 285 | 260 | 40 | 213 | 45 | 185 |
![]() |
|||||||||
| Model for 304 | Size | D/mm | D0/mm | D1/mm | B/mm | H/mm | B1/mm | L/mm | n-Øc |
| VBG01H2432032NN | DN32 | 78 | 64 | 36 | 22 | 102 | 45 | 115 | 4-Ø7 |
| VBG01H2432040NN | ND40 | 85 | 70 | 44 | 22 | 106 | 45 | 115 | 4-Ø7 |
| VBG01H2432050NN | DN50 | 110 | 90 | 55 | 22 | 118 | 45 | 115 | 4-Ø9 |
| VBG01H2432065NN | DN65 | 125 | 105 | 70 | 26 | 126 | 45 | 135 | 4-Ø9 |
| VBG01H2432080NN | DN80 | 145 | 125 | 85 | 30 | 135 | 45 | 135 | 4-Ø9 |
| VBG01H2432100NN | DN100 | 170 | 145 | 105 | 30 | 150 | 45 | 135 | 8-Ø12 |
| VBG01H2432125NN | DN125 | 195 | 170 | 131 | 35 | 165 | 45 | 165 | 8-Ø12 |
| VBG01H2432150NN | DN150 | 220 | 195 | 156 | 35 | 178 | 45 | 165 | 8-Ø12 |
| VBG01H2432200NN | DN200 | 275 | 250 | 208 | 40 | 208 | 45 | 165 | 8-Ø12 |
| VBG01L1432250NN | DN250 | 330 | 300 | 258 | 45 | 262 | 127 | Ø160 | 8-Ø14 |
| VBG01L1432300NN | DN300 | 380 | 350 | 308 | 55 | 287 | 127 | Ø160 | 8-Ø14 |
| VBG01L1432400NN | DN400 | 500 | 465 | 408 | 60 | 361 | 175 | Ø200 | 8-Ø18 |
| VBG01L1432500NN | DN500 | 600 | 565 | 510 | 80 | 447 | 175 | Ø200 | 12-Ø18 |
![]() |
Model for 304 / Double Actuing | Size | D/mm | D0/mm | D1/mm | B/mm | H/mm | B1/mm | L/mm | n-Øc |
| VBG01AD432040NN | ND40 | 85 | 70 | 44 | 22 | 180 | 90 | 152 | 4-Ø7 | |
| VBG01AD432050NN | DN50 | 110 | 90 | 55 | 22 | 195 | 90 | 152 | 4-Ø7 | |
| VBG01AD432065NN | DN65 | 125 | 105 | 70 | 26 | 200 | 90 | 152 | 4-Ø9 | |
| VBG01AD432080NN | DN80 | 145 | 125 | 85 | 30 | 208 | 90 | 152 | 4-Ø9 | |
| VBG01AD432100NN | DN100 | 170 | 145 | 105 | 30 | 225 | 90 | 152 | 8-Ø12 | |
| VBG01AD432125NN | DN125 | 195 | 170 | 131 | 35 | 256 | 115 | 185 | 8-Ø12 | |
| VBG01AD432150NN | DN150 | 220 | 195 | 156 | 35 | 272 | 115 | 185 | 8-Ø12 | |
| VBG01AD432200NN | DN200 | 275 | 250 | 208 | 40 | 325 | 125 | 230 | 8-Ø12 | |
| VBG01AD432250NN | DN250 | 330 | 300 | 258 | 45 | 355 | 125 | 230 | 8-Ø14 | |
| VBG01AD432300NN | DN300 | 380 | 350 | 308 | 55 | 380 | 125 | 230 | 8-Ø14 | |
| VBG01AD432400NN | DN400 | 500 | 465 | 408 | 60 | 490 | 180 | 308 | 8-Ø18 | |
| VBG01AD432500NN | DN500 | 600 | 565 | 510 | 80 | 585 | 210 | 378 | 12-Ø18 | |
| VBG01AD432600NN | DN600 | 710 | 670 | 610 | 100 | 760 | 270 | 524 | 12-Ø21 | |
| VBG01AD432800NN | DN800 | 920 | 880 | 815 | 130 | 962 | 320 | 648 | 20-Ø21 | |
| VBG01AD4321000NN | DN1000 | 1120 | 1090 | 1015 | 140 | 980 | 385 | 1480 | 32-Ø14 | |
| VBG01AD4321200NN | DN1200 | 1440 | 1404 | 1280 | 150 | 1360 | 385 | 1480 | 36-Ø19 |
![]() |
Model for 304 | Size | D/mm | D0/mm | D1/mm | B/mm | H/mm | B1/mm | L/mm | n-Øc |
| VBG01E1432040NN | ND40 | 85 | 70 | 44 | 22 | 205 | 125 | 155 | 4-Ø7 | |
| VBG01E1432050NN | DN50 | 110 | 90 | 55 | 22 | 218 | 125 | 155 | 4-Ø7 | |
| VBG01E1432065NN | DN65 | 125 | 105 | 70 | 26 | 224 | 125 | 155 | 4-Ø9 | |
| VBG01E1432080NN | DN80 | 145 | 125 | 85 | 30 | 235 | 125 | 155 | 4-Ø9 | |
| VBG01E1432100NN | DN100 | 170 | 145 | 105 | 30 | 247 | 125 | 155 | 8-Ø12 | |
| VBG01E1432125NN | DN125 | 195 | 170 | 131 | 35 | 260 | 125 | 155 | 8-Ø12 | |
| VBG01E1432150NN | DN150 | 220 | 195 | 156 | 35 | 272 | 125 | 155 | 8-Ø12 | |
| VBG01E1432200NN | DN200 | 275 | 250 | 208 | 40 | 320 | 157 | 208 | 8-Ø12 | |
| VBG01E1432250NN | DN250 | 330 | 300 | 258 | 45 | 350 | 157 | 208 | 8-Ø14 | |
| VBG01E1432300NN | DN300 | 380 | 350 | 308 | 55 | 375 | 157 | 208 | 8-Ø14 | |
| VBG01E1432400NN | DN400 | 500 | 465 | 408 | 60 | 451 | 182 | 256 | 8-Ø18 | |
| VBG01E1432500NN | DN500 | 600 | 565 | 510 | 80 | 535 | 182 | 256 | 12-Ø18 | |
| VBG01E1432600NN | DN600 | 710 | 670 | 610 | 100 | 760 | 220 | 280 | 12-Ø21 | |
| VBG01E1432800NN | DN800 | 920 | 880 | 815 | 130 | 960 | 220 | 280 | 20-Ø21 | |
| VBG01E1432900NN | DN900 | 1040 | 990 | 915 | 130 | 970 | 250 | 350 | 24-Ø23 | |
| VBG01E14321000NN | DN1000 | 1120 | 1090 | 1015 | 140 | 980 | 250 | 350 | 32-Ø14 |
Used as ventilation, shut-off or high-vacuum valves, butterfly valves have a simple structure, and can be...
InquireUsed as ventilation, shut-off or high-vacuum valves, butterfly valves have a simple structure, and can be...
InquireUsed as ventilation, shut-off or high-vacuum valves, butterfly valves have a simple structure, and can b...
InquireVacuum Ball Valves have the advantage of being turned completely off to on in one 90 degree rotation of t...
InquireSanitary ball valves are different from ordinary industrial valves. They are designed for high-hygiene scenarios, and their core advantages are reflected in material selection and structural design. O
Wenzhou QiMing Stainless Co., Ltd., a leading manufacturer and exporter of precision stainless steel valves and fittings established in 2015, is thrilled to announce the successful completion of its reloca...
GET A QUOTE