D71H/D371H Stainless Steel Manual Wafer Butterfly Valve
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.
- Small in size and light in weight.Easy installation and maintenance.It can be mounted wherever need.
- Simple and compact construction,quick 90 degree on-off operation.
- Minimized operating torque,energy saving.
- Flow curve tending to straight line.Excellent regulation performance.
- Long service life.Standing the test of tens of thousands opening/closing operations.
- Bubbles tight sealing with no leakage under the pressure test.
- Wide selection of material applicable for various medium.
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
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
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