Manual Operated Wafer Type Butterfly Valve

1.DN50-DN1200 2.PN1.0/1.6MPa(150/200PSI) 3.API,ASTM,ASME,BS,EN,JIS,ISO approved 4.manual,electric,pneumatic operated.

Wafer Type Butterfly Valve with Lever actuator

Features:

1. Small in size, light in weight, easy installation and maintenance.

2. Simple and compact construction, quick 90 degree on-off operation.

3. Minimized operating torque, energy saving.

4. Flow curve tending to straight line, excellent regulation performance.

5. Long service life, standing the test of tens thousands opening/closing operations.

6. BUbbles-tight sealing with no leakage ubder the pressure test.

7. Wide selection of materials, applicable to various medium.

Performance:

Nominal pressue (MPa)					1.0		1.6
Nominal diameter(mm)					50-1000		50-1000
Test pressure			Shell		1.5		2.4
(MPa)			Seal		1.1		1.76
Applicable temperature					150
Applicable medium					Fresh water, Sewage, Sea water, Air, Vapor, Food, Medicine, Oils, Acids,Alkalis, etc.
Operating mode					manual, worm gear, pneumatic, electric, etc.

 Standard:

Design & Manufacture			Flange Connection			Face to Face Dimension		Test & Inspection
MSS SP-67API609EN593			DIN PN10/16/25; ANSI B 16.1BS4504; ISO PN10/16JIS B 2212/2213BS 10 table D; BS 10 table E			API609ISO5752 series 20BS5155		API 598

Material List:

No.		Part Name		Material
1		Body		Carbon Steel/Stainless Steel/Cast Iron(GGG25)/Ductile Iron/ Al-Bronze
2		Disc		Al-Bronze/CF8M/Ductile iron/WCB
3		Seat		EPDM/PEFE/Buna/NBR/Hypalon
4		Stem		Carbon Steel/Stainless Steel314/Stainless Steel316
5		Bushing		PTFE/Lubricating
6		O ring		EPDM/PEFE/Buna/NBR/Hypalon
7		Pin		SS316/SS416/SS304

Packing:

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Manual Operated Wafer Type Butterfly Valve