High quality DYHH Butterfly Valve

Butterfly Valve, 1.Long service life, 2.Perfect appearance, 3.Decades of experience on design and manufacture - details see: https://www.machineto.com/high-quality-dyhh-butterfly-valve-10317237

Place of Origin:Shandong China (Mainland)	Brand Name:DYHH Butterfly Valve	Type:Butterfly Valve	Machine Type:Drilling Equipment
Certification:API	Material:Other	Processing Type:Casting	Use:Well Drilling
Lining:Rubber or Fluorine

DYHH Butterfly Valve

skype:sharon.rose1027

skype:sharon.rose1027c

The product has simple structure and reasonable design. Rotate handle 90°, can switch valve easily, and keep valve disc stay at theneededangle .

Product features

Axillare Adopting no-pin connection, compact structure, easy to transport, install and maintain.
90° on/off, worm gear transmission, small operating torque for energy saving.
Soft seal, zero leakage, long service life.
Flow characteristic tend to straight line, prefect regulation performance.
Various of material for parts, can adapted to multiple mediums.
Surface coating with epoxy resin, well appearance and corrosion resistance.

Adoption Standard

Item	Adoption standard	Optional standard
Design Manufacture Acceptance	GB12238-1989	ISO/DIN10631-1991,API598
Valve structure lengh	GB12221-1989	ISO5752-1988
Valve flange length	GB9113-2000	ANSI B16.5,ISO7005,JIS B2238,2239
Inspection	GB/T13927-1992	ISO/DIN5208-1987
Mark	GB12220-1989	ISO05209-1987

Performance parameter:

Product Name	Wafer type Handle midline butterfly valve
Connection	Wafer type
Nominal diamater	DN40~DN150
Nominal pressure	PN10/PN16
Test pressure	Shell test:PN×1.5 Seal test:PN×1.1
Surface treatment	Epoxy coating
Driven type	Steamlined Aluminum Handle or High Strengh malleable Iron Handle
Applicable temperature	-30°C~180°C
Applicable mediums	Water, Salt, Acid, Alkali, Nature gas, Air, Alcohols, oils, food, steam and so on.

Optional materials for parts

Name	Optional Materials
Body	Ductile Iron(DI), Gray Cast iron(CI), Cast Steel(WCB), Stainless steel(CF8/CF8M)
Disc	Ductile iron nylon coating(N),Plated ductile iron(D), CF8(P), CF8M(R),Aluminum bronze(T)
Seat	EPDM , NBR. PTFE, VITON, EP, EPDM ,EPDM
Shaft	416SS 316SS 304SS CS45#coating with Ni,P
Actuator	Cast iron worm gear reducer, Cast aluminum worm gear reducer

Overall Dimensions:

Specs	inch	H	H1	H2	L	L1	ΦD	N-Φ	ΦD1
mm	in
DN40	1.5"	208	138	60	33	175	110	4-19	65
DN50	2"	210	140	60	42	175	125	4-19	65
DN65	2.5"	230	150	60	45	175	145	4-19	65
DN80	3"	255	160	60	45	175	160	8-19	65
DN100	4"	294	180	75	52	230	180	4-19	90
DN125	5"	316	190	75	55	230	210	4-19	90
DN150	6"	340	200	75	56	230	240	4-23	90