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Blind valve

The electric fan-shaped blind valve is mainly composed of left valve body, right valve body, stem pair, flip, seal, lever, hydraulic cylinder and other parts.

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Product Description

Structure and use

The electric fan blind valve is mainly composed of the left valve body, the right valve body, the pair of stem, the turning plate, the seal, the lever, the hydraulic cylinder and other parts, and is composed of a base and a support column to form a rigid structure. The clamping action, the oil cylinder driven, ends the switch. The rubber seal ring is inlaid on the flip sheet with high heat resistance, good sealing performance, convenient replacement and long service life.

This valve can be controlled by a single remote control or multiple network remote controls, and can also be manually operated using the valve itself under abnormal conditions.

Performance specification
Ng pass PN(MPa) 0,25 0,15 0,10 0,05
Seal Test Pressure (MPa) 0275 0165 0,11 0055
Strength test pressure (MPa) 0,40 0225 0,15 0075
Applicable temperature Nitrile Rubber Silicone Rubber Fluororubber
<120 ℃ <250 ℃ <300 ℃
Applicable media Gas and other toxic, harmful, flammable gases
Adoption of standards The flange dimensions of the connection comply with the JB/T81-94 standard. Inspection method complies with GB/T13927-92 standard
Main parts material Valve Body, Valve Plate, Carbon Steel Connecting Shaft, Carbon Steel Telescopic Element or Stainless Steel Rubber Seal Ring
Table of main sizes and weight
DN L D D1 H H1 A B With B N-Φd Weight (kg)
PN0.05 PN0, 15 PN0, 25
300 500 440 395 720 360 480     18 12-Φ22 205 225 250
350 600 490 445 810 380 520     18 12-Φ22 235 255 280
400 600 540 495 850 405 600     24 16-Φ22 286 305 335
450 600 595 550 905 430 658     24 16-Φ22 340 370 400
500 600 645 600 1080 750 712     26 20-Φ26 420 460 500
600 600 755 705 1590 830 874     26 24-Φ26 530 580 630
700 600 860 810 1680 880 970     26 24-Φ26 605 665 730
800 800 975 920 1860 1125 1100 1130 525 35 24-Φ30 1500 1650 1750
900 800 1075 1020 2055 1270 1200 1220 570 35 24-Φ30 1800 1950 2100
1000 800 1175 1120 2240 1400 1320 1320 620 35 28-Φ30 2100 2300 2500
1100 800 1275 1220 2425 1535 1510 1420 670 35 28-Φ30 2300 2500 2700
1200 800 1375 1320 2620 1680 1625 1490 700 35 32-Φ30 2600 2800 3050
1300 800 1475 1420 2760 1770 1749 1490 700 35 32-Φ30 3000 3300 3600
1400 850 1575 1520 2960 1925 1856 1490 700 35 36-Φ30 4170 4550 4950
1500 850 1600 1630 3105 2050 1976 1590 750 35 36-Φ30 4900 5300 5800
1600 850 1790 1730 3300 2160 2093 1690 800 35 40-Φ30 5350 5850 6350
1800 1100 1990 1930 3610 2370 2335 1890 900 35 44-Φ30 6950 7600 8300
2000 1100 2190 2130 3960 2620 2570 2070 1000 35 46-Φ30 8750 9500 10500

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