Wafer Type Pinless Backed Seat Butterfly Valve

• Customization: Available
• Driving Mode: Manual
• Connection Form: Wafer
• Model NO.: BFV-WB09
• Structure: Centre Sealing
• Seal Form: Force Sealed
• Valve Stem: Normal
• Work Pressure: Low Pressure (Pn<1.6mpa)
• Working Temperature: Low Temperature (-100°C<T<-40°C)
• Material of Seal Surface: Soft Sealed
• Valve Body: Casting
• Standard: BS/DIN/ANSI/JIS /GB .. No Standard
• Size: DN50-DN350
• Inch: 2"-48"
• Hts Code: 8481.80.40 90
• Disc: Di/CF8/CF8m/C95400
• Body Material: Cast Iron/Ductile Iron/Wcb/Stainles Steel
• Seat: NBR/EPDM/PTFE
• Shaft: Ss420/SS316/Ss410
• Delivery Time: Shipped in 15 Days After Payment
• Transport Package: in Plywood Case
• Specification: Dn15-Dn1200
• Trademark: xbfm/ OEM
• Origin: Zhejiang
• HS Code: 8481804090
• Production Capacity: 100000 PCS/Year

Product Description

Wafer Type Pinless Backed Seat Butterfly Valve
Wafer Type Centreline Butterfly Valve (without Pin)
Wafer Type Butterfly Valve
BS/DIN/ANSI/JIS Wafer Type Butterfly Valve


 

Product Feature

• Centerline structure, pinless double half shaft design.

• Disc has twoway bearing, no installation direction requirements.

• End flange can meet different connection standards.

• Backed replaceable seat with good performance and a longer working life.

• Easy installation, no need flange gasket.

 

Technical Parameters

Nominal diameter(mm)		50~300	50~300
Nominal pressure(Mpa)		1.0	1.6
Testing pressure	Shell(Mpa)	1.5	2.4
	Seal(Mpa)	1.1	1.76
Suitable temperature		-40°C~200°C
Suitable medium		Drinking water,sewage,seawater,food,medicines,gas,oil and acid

 

Main Raw Material

Body	Disc	Stem	Seat	Actuator
Cast iron	Plated ductile iron	Stainless steel	EPDM/NBR	lever
Ductile iron	CF8		WRAS-EPDM	gearbox and handwheel
	Stainless steel
	CF8M		Viton
	Stainless steel			Electric
	Aluminum bronze	customised	Silicon	Pneumatic
PS:1. ·Replaceable backed seat        2. ·Pinless disc/Nylon disc/Expoy disc

 

Referance Standard

Design standard		API 609
Testing standard		API 598
Top flange standard		ISO5211
End flange standard		DIN PN10 / PN16,ANSI 125# / 150#,BS4504 PN10 / PN16
Face to face standard		API 609,EN558-1 20 Series,BS5155,DIN3202 K1

 

Overall Dimension and Weight

 

Size	A	B	D	ΦE	Weight(kg)
DN50	208	143	43	102	3.15
DN65	227	156	45.5	102	3.95
DN80	240	162	45.5	102	4.34
DN100	273	181	51.7	102	6.14
DN125	303	197	55	102	7.58
DN150	331	210	55	102	9.3
DN200	390	240	62.5	152	14.8
DN250	465.8	285.8	67.6	152	21.44
DN300	544	310	77.5	152	33.7

Why Choose US

We are a professional manufacturer and supplier of valves, pipes and fittings which are widely used for water, oil and gas pipe lines
We have been supplying the valves and fittings to Europe, Asia, Middle East countries and Amercian markets for 15 years
Our factory has obtained ISO9001, CE0035 and API approval certificates for our valves and fittings made of iron, steel and copper alloy with design to DIN, BS, ANSI, JIS standard
We can also manufacture valves and fittings according to client's design

We test leakage of each roll before braiding, then we cut 300mm and crimp it to test
burst pressure after brading.

We use CNC Lathes Machine for end fittings production. Machine system, knife and inspection
tools are all imported from Japan.

We use Techmaflex Crimping Machine which is imported from France. This machine has
accurate and stable performance for crimping because it is produced for PTFE hose crimping only.
Our service
We promise the quality for 24 months and also supply custom service
Long service life. Standing the test of thousands opening/closing operation.
Wide selection of materials, applicable for various media.
other products 





Contact to this supplier

  http://xbvalve.en.made-in-china.com    xbvalve.en.made-in-china.com