Size:
DN25-DN1200
Material:
Body:Cast Iron/Ductile Iron/Cast Steel
Disc:DI+Ni/SS304/SS316/AL-BZ/CF3M/SS2205/SS2507
Stem:SS416/SS304/SS316/17-PH/Monel K500
Seat:EPDM/NBR/VITON/PTFE/HYPALON
Operation:Handlever /Gearbox/Electric / Pneumatic
Standard:
Design Standard:EN 593 , MSS SP67 API 609 BS5155
Inspection & Test:API 598 ISO 5208 EN 12266
End Standard:ANSI B16.1 CL. 125LB /B16.5 CL. 150LB /AS 2129 Table D & E / DIN 2501 PN6, PN10 & PN16
/EN 1092 PN6, PN10 & PN16/ISO 2531 PN6, PN10 & PN16/ISO 7005 PN6, PN10 & PN16 / JIS B 2210 5K & 10K
Face to Face:ISO 5752 , EN 558 , MSS SP67 and API 609 DIN3202
Top Flange:ISO 5211
1, the electric butterfly valve is convenient to open and close quickly, labor-saving, fluid resistance is small, can often operate.
2, electric butterfly valve simple structure, small size, light weight.
3, electric butterfly valve can transport mud, at the mouth of the least liquid accumulation.
4, electric butterfly valve under low pressure, can achieve good sealing.
5, electric butterfly valve adjustment performance is good. 
ABOUT US
Hebei Diefei Valve Co., Ltd., which was established in 1986,is a specialized factory gathering the medium and lower pressure valve developing, manufacturing and selling together. We established Crane Ningjin Valve Co., Ltd with Crane Valve USA in 1995.
Our main products are Butterfly valve, Check Valve, Gate Valve, Ball Valve, Valve Actuator and so on. These valves are available extensive to the pipelines of oil, metallurgy, chemical industry, medical, light textile, paper-making, water and electricity ,tap water company ,central air conditioning system etc.
We own perfect manufacturing process and testing way of casting, matching and assembling. We are authorized the Quality Management system certificate of ISO9001:2015, Environmental Management system certificate of ISO14001:2004,CE Certificate and the Approval of Manufacturer Certificate of DNV. Our company products are mainly sold to many large-scale agglomerations like CNPC, Sinoepc, CSPC, DAIKIN , Haier, Midea and etc. And exported to USA, Europe, Africa, Southeast Asia, Taiwan etc countries and area.
We are willing to serve our customers at home and abroad with our excellent products and services.
CERTIFICATE OF NSF61/372
PACKAING AND TRANSPORTATION
