1¡¢Purpose:
This kind of butterfly valve is suitable for water,oil,air,gas with applicalble temperature¡Ü80℃ and 0.6--1.0*** pressrue class for pipes to adjust flux.
2¡¢Structure characteristic£º
This butterfly valve that absorbed,digested technology from abroad is according to the standard of ANSI/AWWA-C504-80 to design ,manufacture,test with the feature of particular structure,small bulk,operation skillfully,labor saving,conveniently,seal reliably.
3¡¢Operation priciple£º
Operated by lever,worm gear,pneumatic ,electric actuators and other ways ,making the disc running 90 angle and reach to the function of adjusting the flux and sealing.
4¡¢Material of main parts:
NAME OF PART MATERIAL
BODY WCB/65-45-12
STEM CF8/CF8M/CF3/CF3M
SEAT NBR
Áù¡¢Main dimension£º
DN(mm) MAIN DIMENTION FLANGE DIMENSION AND BORE DIMENSION
1.0***
L H1 H2 D D1 N-¦Õ
700 305 474 710 895 840 20-30
800 305 534 750 1015 950 20-33
900 305 584 820 1115 1050 24-33
1000 305 642 930 1230 1160 24-36
1200 380 754 1050 1455 1380 28-39
1400 380 890 1220 1675 1590 32-42
1600 380 1014 1330 1915 1820 36-48
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