U Flanged Type Backed Seat Butterfly Valve

• Customization: Available
• Media: Water
• Driving Mode: Worm Gear
• Model NO.: BFV-WB09
• Connection Form: Flange
• 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: ANSI, Dis, JIS
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Lead Time: 10 - 30 Days
• 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
• Export Carton Dimensions L/W/H: 1.1 × 0.9 × 1 Mete
• Transport Package: in Plywood Case
• Specification: Dn15-Dn1200
• Trademark: xbfm/ OEM
• Origin: Zhejiang
• HS Code: 8481804090
• Production Capacity: 100000 PCS/Year

Product Description

Double Flange Type Vulcanized Seat Butterfly Valve, Double Flange Centreline Butterfly Valve


 

Product Feature

• Centerline structure, with pin on the through shaft or 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)		65~1200	65~1200
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
Carbon steel	CF8M		Viton	Electric
	Stainless steel
Stainless steel	Aluminum bronze	customised	Silicon	pneumatic
PS:1.Replaceable backed/Vulcanized seat;  2.Pin disc/Pinless disc/Nylon disc/Epoxy disc

 

Reference 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		EN558-1 20 Series,ISO5752 20 Series

 

Overall Dimension and Weight

 

Size	A	B	D	Top Flange	ΦE	DIN PN10		DIN PN16		ANSI 150#		Weight(kg)
						N-Φd	ΦD	N-Φd	ΦD	N-Φd	ΦD
DN65	264	175	46	F05	65	4-18	145	4-18	145	4-19.0	139.7	7.14
DN80	276	181	46	F05	65	8-18	160	8-18	160	8-19.0	152.4	7.83
DN100	287	181	52	F07	90	8/18	180	8-18	180	8-19.0	190.5	11.65
DN125	333	206	56	F07	90	8-18	210	8-18	210	8-22.4	215.9	15.13
DN150	371	227	56	F07	90	8-22	240	8-22	240	8-22.4	241.3	18.03
DN200	433	258	60	F10	125	8-22	295	12-22	295	8-22.4	298.4	28.25
DN250	500	295	68	F10	125	12-22	350	12-26	355	12-25.4	361.9	40.85
DN300	582	340	78	F10	125	12-22	400	12-26	410	12-25.4	431.8	59.97
DN350	637	372	78	F10	125	16-22	460	16-26	470	12-28.4	476.2	73.58
DN400	719	404	102	F14	175	16-26	515	16-30	525	16-28.4	539.7	111.20
DN450	765	430	114	F14	175	20-26	565	20-30	585	16-31.8	577.8	134.50
DN500	866	487	127	F14	175	20-26	620	20-33	650	20-31.8	635	185.80
DN600	1037	571	154	F16	210	20-30	620	20-33	770	20-35.1	635	263.77

Size	A	B	D	Top Flange	ΦE	DIN PN10			DIN PN16			ANSI 150#			Weight(kg)
						N-Φd	N-M	ΦD	N-Φd	N-M	ΦD	N-Φd	N-UNC	ΦD
DN700	1160	630	165	F25	300	20-30	4-27	840	20-36	4-33	840	24-35.1	4-1 1/4	863.3	315.00
DN800	1257	666	190	F25	300	20-33	4-30	950	20-39	4-36	950	24-41.1	4-1 1/2	977.9	420.00
DN900	1384	728	203	F25	300	24-33	4-30	1050	24-39	4-36	1050	28-41.1	4-1 1/2	1085.8	550.00
DN1000	1509	797	216	F25	300	24-36	4-33	1160	24-42	4-39	1170	32-41.1	4-1 1/2	1200	715.00
DN1200	1800	940	254	F30	350	28-40	4-36	1380	28-50	4-45	1390	40-41.1	4-1 1/2	1422.4	1340.00

Our workshop 




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 




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