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Ventilation Butterfly Valve

Size range:DN200~3000
Pressure:PN4~6
Body material:cast steel, stainless steel, ductile iron, chromium molybdenum steel, etc.
Operation:lever, gear, pneumatic, electric, hydraulic, etc.
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Overview

The butterfly valve is welded with high-quality steel plates, with simple structure, light weight, and easy use and maintenance. It is a non-sealed type, used to adjust the flow of media, and is used in ventilation and dust removal, environmental protection, and heating and ventilation in industries such as metallurgy, mining, cement, chemical industry, and power generation.

Features

  1. 1.Simple structure, light weight, and fast opening and closing.
  2. 2.small torque, easy operating, smart and effort-saving.
  3. 3.It can be settled any place, easy maintenance.
  4. 4.Non-sealing valve, used to regulate medium flow.
  5. 5.Range of working temperature: below 300℃.

Technical Specifications

External shape and connection dimensions D3/941W-1C(DN200-DN3000)
DN D D1 L n-d H L1 L2 D0
200 320 280 140 8-Φ17.5 563 245 72 200
250 375 335 140 12-Φ17.5 616 245 72 200
300 440 395 170 12-Φ22 710 355 93 255
350 490 445 170 12-Φ22 935 355 93 255
400 540 495 190 16-Φ22 985 355 93 255
450 595 550 190 16-Φ22 1035 355 93 255
500 645 600 190 20-Φ22 1220 355 93 315
600 755 705 210 20-Φ26 1320 550 350 315
700 860 810 210 24-Φ26 1420 550 350 315
800 975 920 210 24-Φ30 1505 550 350 315
900 1075 1020 250 24-Φ30 1605 550 350 315
1000 1175 1120 250 28-Φ30 1705 550 350 315
1200 1375 1320 250 32-Φ30 1960 600 350 715
1400 1575 1520 300 36-Φ30 2195 600 350 715
1600 1790 1730 300 40-Φ30 2350 600 460 715
1800 1990 1930 300 44-Φ30 2550 600 460 715
2000 2190 2130 300 48-Φ30 2750 757 684 715
2200 2405 2340 350 52-Φ33 2950 757 684 1015
2400 2605 2540 350 56-Φ33 3750 757 738 1015
2600 2805 2740 350 60-Φ33 3950 825 738 1015
2800 3030 2960 400 64-Φ33 4150 825 840 1015
3000 3230 3160 400 68-Φ33 4490 825 840 1015

Note: Technical specifications may change without notice due to ongoing technological advancements.

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