BUTTERFLY BUFFERING CHECK VALVE ENHH47 ENH47XF ENHDH47X

A. BUTTERFLY BUFFERING CHECK VALVE STRUCTURE FEATURES
Model ENH47X, ENH47H, ENHH47H, ENHDH47X Butterfly Buffering Check Valves are used on the outlet of the water pump of industrial water supply and sludge treatment plant to prevent the medium inside the pipe network from going back, and remove automatically the destructive water hammer so as to ensure both pump and pipeline not to get damaged. It consists of body, disc, buffer and micro-adjusting valve. And it features by the brand new structure, small volume, small fluid resistance, reliable seal, wearable and good buffering performance. It is really the best product for industrial use of water and city sludge drainage.

B. BUTTERFLY BUFFERING CHECK VALVE STRUCTURE DRAWING
butterfly buffering check valve ENH47X
butterfly buffering check valve ENH47H
butterfly buffering check valve ENHH47H
ENH47X / ENH47H / ENHH47X / ENHH47H BUTTERFLY BUFFERING CHECK VALVE

C. BUTTERFLY BUFFERING CHECK VALVE MATERIAL FOR MAIN PARTS
Part Body Butterfly Seal-ring Stem Packing
Material Casting pig Casting pig、Cast steel、Ductile Oil-resisting chemigum, chloroprene rubber Stainless steel PTFE

D. BUTTERFLY BUFFERING CHECK VALVE MAIN TECHNICAL PARAMETERS
Model PN(MPa) Test pressure (MPa) Working pressure Medium temperature Suitable medium
Casing Seal
H47X,H47H,HH47X, HH47XF ,HH47H, HDH47X 1.0 1.5 1.1 1.0 ≤80℃ Water, oil good, sea water, sludge
1.6 2.4 1.75 1.6
2.5 3.75 2.75 2.5

E. BUTTERFLY BUFFERING CHECK VALVE MAIN EXTERNAL AND CONNECTION DIMENSIONS
DN
mm
Dimension (mm)
L D D1 D2 H B1 B2
200 230 360 310 278 550 540 600
250 250 425 370 332 630 600 700
300 270 485 430 390 690 650 740
350 290 550 490 448 780 710 800
400 310 610 550 505 860 770 870
450 330 660 600 555 910 830 920
500 350 730 660 610 980 900 1000
600 390 840 770 718 1070 1090 1250
700 430 955 875 815 1220 1200 1360
800 470 1070 990 930 1320 1320 1480
900 510 1180 1090 1025 1430 1420 1580
1000 550 1350 1210 1140 1550 1550 1700
1200 630 1525 1420 1350 1800 1780 1950
1400 710 1750 1640 1560 1980 2000 2175

F. BUTTERFLY BUFFERING CHECK VALVE SCHEMATIC DIAGRAM OF INSTALLATION
BUTTERFLY BUFFERING CHECK VALVE

The technical data subject to amend without notice