Wafer type Butterfly Valve

Wafer Butterfly Valve
Wafer Butterfly Valve is made of rubber sealing, valve plate and valve stem. Temperature: 80-120 C degree
Application: foodstuff, medicine, chemical, petroleum, power, textile, paper. Water supply and drainage pipeline, throttling and shutting off the flow

Features and Benefits:
1, Modern design, reasonable, light weight, quick opening and closing.
2, Easy to operate, labor-saving.
3, Easy installation, maintenance free.
4, Seal can be replaced, reliable sealing, bidirectional zero leakage.
5. Sealing material: anti-aging, corrosion-resistant and long service life.

Standards:
Design standard is according to DIN, ANSI/BS/JIS/EN are also available upon request.

Data sheet:
Unit:mm

Style Number	Pipe Size(mm)	L	PN1.0MPa		PN1.6MPa		PN2.5MPa		H	H1
			D1	n-Φd	D1	N-Φd	D1	N-Φd
D73H D373H D673H D973H 10C 16C 25 10P 16P 25P 10R 16R 25R	50	43	125	4-Φ18	125	4-Φ18	125	4-Φ18	340	255
	65	46	145	4-Φ18	145	4-Φ18	145	4-Φ18	370	280
	80	49	160	4-Φ18	160	4-Φ18	160	4-Φ18	385	285
	100	56	180	4-Φ18	180	4-Φ18	190	4-Φ22	430	310
	120	64	210	4-Φ18	210	4-Φ18	220	4-Φ26	440	310
	150	70	240	4-Φ23	240	4-Φ22	250	4-Φ26	475	315
	200	71	295	4-Φ23	295	4-Φ22	310	4-Φ26	590	380
	250	76	350	4-Φ23	355	4-Φ26	370	4-Φ30	710	460
	300	83	400	4-Φ23	410	4-Φ26	430	4-Φ30	725	475
	350	92	460	4-Φ23	470	4-Φ26	490	4-Φ26	830	510
	400	102	515	4-Φ25	525	4-Φ30	550	4-Φ33	900	550
	450	114	565	4-Φ25	585	4-Φ30	600	4-Φ36	970	590
	500	127	620	4-Φ25	650	4-Φ33	660	4-Φ36	1030	610
	600	154	725	4-Φ30	770	4-Φ36	770	4-Φ36	1150	660
	700	165	840	4-Φ30	840	4-Φ36	875	4-Φ39	1220	730
	800	190	950	4-Φ34	950	4-Φ39	990	4-Φ42	1300	810
	900	203	1050	4-Φ34	1050	4-Φ39	1090	4-Φ48	1480	930
	1000	216	1160	4-Φ34	1170	4-Φ42	1210	4-Φ56	1600	1020
	1200	254	1280	4-Φ41	1390	4-Φ52	1420	4-Φ56	1902	1050

Note:Other standards available.


Pressure test(MPa)

Pressure	strength	water seal	air seal
1	1.5	1.1	0.6
1.6	2.4	1.8
2.5	3.75	2.75

Components/Material/Function

Body	Plate	Rod	Seat	Seal ring	Applicable temperature	Applicable medium
QT450	WCB+ENP	1Cr13	1Cr18Ni9Ti/ 1Cr18Ni9Ti	Soft graphite	-29-425℃	Water. Steam. Oil
WCB
WC6	WC6+STL	25Cr2MoV			-29-550℃
CF8	CF8+STL	1Cr18Ni9Ti		polytetrafluoroethylene (PTFE)	-40-200℃	Nitric acid
CF8M	CF8M+STL	1Cr18Ni12Mo2Ti	Natural rubber, Nitrilerubber, Fluorine rubber, Ethylene propylene rubber /NR. NBR .FPN .EPDM			Acetic acid
HT200	WCB+ENP	1Cr13		Soft graphite	≦150℃	Water.Sewage Brine.Steam Food.Drug Oil.Ph..
QT400-15	QT400-18+ENP	1Cr13

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Product Categories : Butterfly Valve > Resilient Seated Flange Butterfly Valve