Wafer Type Double Eccentric Metal Seat Butterfly Valve with Worm Gearbox Operator

• Customization: Available
• Media: Water
• Driving Mode: Worm Gear
• Model NO.: D371H
• Connection Form: Wafer
• Structure: Centre Sealing
• Seal Form: Force Sealed
• Valve Stem: Normal
• Work Pressure: Low Pressure (Pn<1.6mpa)
• Working Temperature: Normal Temperature (-40°C<T<120°C)
• Material of Seal Surface: Metal Hard Sealed
• Valve Body: Casting
• Standard: ISO ANSI DIN JIS En GOST
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Body Material: Ductile Iron/Wcb
• Color: Blue
• Connection: Wafer Ends
• Water-Using Valve: Betterfly Valve
• Pn: 1.0MPa,Pn1.6MPa.150lb
• Suitable Temperature: ≤100ºC
• Sealing Materia: NBR/PTFE
• Transport Package: Standard Expott Box
• Specification: DN50-DN600
• Trademark: BOHAI
• Origin: China
• HS Code: 8481804090
• Production Capacity: 50000pieces/Month

Product Description

                              D371H Stainless Steel Manual Wafer Butterfly Valve

Purpose
This valve is used as a cutoff and adjusting equipment for the various water supply and drainage pipelines in building,chemical,medicine,textile,ship,and other industries.
 
Features

1. Small in size and light in weight.Easy installation and maintenance.It can be mounted wherever need.
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 of thousands opening/closing operations.
6. Bubbles tight sealing with no leakage under the pressure test.
7. Wide selection of material applicable for various medium.

Performance parameters
PN:PN1.0Mpa,PN1.6Mpa.150LB
DN:DN40~1200mm
Suitable temperature:≤100ºC
Media:Water,gas,oil

Executive standard
Design and manufacture standard:GB/T12238-2008,API 609
Flanged connection dimension:GB/T 9113.1,GB/T 17241.6,ANSI B16.5
Test and inspection standard:GB/T 13927,API 598
Connection mode:Wafer

Main part materials
Valve stem-Stainless steel
Butterfly Disc-Zinc-plated ductile iron/Stainless steel
Body-Ductile iron/Cast steel/Stainless steel
Sealing material -NBR/PTFE
Handle-Aluminum alloy/Iron

8.production process



9.FAQ
Q: Are you trading company or manufacturer ?
A: We are factory Located In Tianjin, China.
Q: What's your product range?
A: We produce Butterfly valve, Gate valve, Check valve, Y strainer ,Water Controlling Valve and other Pipe Accessories .
Q: What's Execution Standard?
A: ISO/ANSI/DIN/JIS/ EN/GOST/AS standard.
Q: What's your Strong product ?
A: Centre Line Butterfly valve, Eccentric Butterfly valve ,Resilient Seat Gate valve, and largest size to DN3200 .
Q: How long is your delivery time?
A: Generally it is 10 days if the goods are in stock. or it is 35 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=10000USD, 100% in advance. Payment>=10000USD, 30% T/T in advance ,balance before shipment.

10.Address:
Add: No.88 gao ying road, beizhakou town, jinnan district, Tianjin, China