Triple Eccentric Metal Seal Butterfly Valve SS304

Model NO	D737H
Work Pressure	PN16
Specification	DN50-DN3000
Driving Mode	Worm Gear

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Product Description

Basic information

Model NO.	D737H	Media	Water
Driving Mode	Worm Gear	Connection Form	Wafer
Structure	Three-Eccentric Sealing	Work Pressure	PN16
Working Temperature	Medium Temperature (120°C<T<450°C)	Material of Seal Surface	Metal Hard Sealed
Valve Body	SS304	Standard	ANSI ASME B16.5, API609, API598
Application	Industrial Usage, Water Industrial Usage, Household Usage	Warranty
Transport Package	Export plywood box	Specification	DN50-DN3000

Product Description

Triple Eccentric Metal Seated Flange Butterfly Valve，TWT eccentric butterfly valves with metal seals are crafted using high-quality materials and meet industry standards.
· Sealing form more reliable
· The use of lifetime longer(Three eccentric structure, the three compensation)
· Closer connection
· Lower force of friction
· Lower flow resistance
· Batter anti-corrosion craft

Main Material

No	Part	Material	No	Part	Material
1	Body	ASTM A216 WCB/Stainless steel	11	Split Lock Washer	ASTM A582 303
2	Disc	ASTM A351 CF8M	12	End Cap	ASTM A351 CF8M
3	Staft	ASTM A276 316	13	Pin	ASTM A276 316
4	Seat	F-4	14	Thrust Washer	ASTM A351 CF8M
5	Bushing	F4,RPTFE F4	15	Inner Gland Ring	ASTM A276 316
6	O-Ring	Viton	16	Washer	ASTM A582 303
7	Packing	F-4	17	Spring	INCONEL ×750
8	Seat Retainer	ASTM A351 CF8M	18	Out Gland Cap	ASTM A351 CF8M
9	Yoke	ASTM A216 WCB	19	Adjusting pad	2Cr13
10	Split Lock Washer	65Mn	20	Operate	Gear,Electric Actuator

Technical Data

Nominal Diameter DN		50(2″)-3000(120″)	50(2″)-3000(120″)	50(2″)-3000(120″)	mm
Nominal Pressure PN		Class 150	Class 300	Class 600	Mpa
Test Pressure	Shell	2.93	7.58	15.00	Mpa
Test Pressure	Sealing	2.07	5.52	11.03	Mpa
Working Temperature		-46-550			ºC
Design Standard		API609
Face to Face		API609, ISO5752, ASME B16.10
Flange End		ASME B16.5/16.47
Inspection&Test		API598
Suitable Medium		Water, Sewage, Sea Water, Air, Oil etc.

Company Profile

Certification

Our Advantages

• More than 60 years of valve production experience
• with advanced processing equipment
• large testing laboratories
• and sufficient raw material reserves

FAQ

Q1.Whether it is a factory?
A:yes we are valve manufacture since 1956 have more than 60 years valve production experience
Q2.Can i have any own customized product?
A:yes you are customized requirements for standard,size,colour,packing,nameplate,mark,etc
Q3.Do you provide samples?
A:yes we can provide the samples but do not pay the charge of freight
Q4.What’s your terms of payment?
A:30% in advance 70% balance before shipment
Q5.Is there any testing equipment
A:Yes, we have pressure testing equipment, and large-scale laboratories and non-destructive testing equipment