Ductile iron concentric butterfly valve--with double flange end
Body: Ductile, GGG40, GGG50. GGG40.3, ASTM A536 60-48-12
Disc: Ductile iron with nickle coated, stainless steel CF8M, Alu-bronze
Seat: Inserted type, EPDM/PTFE/NBR
Double flange type, flange machined to PN10/PN16/ANSI 125
DN40-DN200 handle lever operation
DN250~DN1200, worm gear operation
Shanghai Nortech Industrial Co., Ltd. is an international company based in Shanghai, China, a subsidiary company of Nortech Engineering Corporation Limited, specialising in manufacturing of general engineering valves and sales of all the concerning products to worldwide markets.
Cast iron Butterfly valve, Gate valve, Globe valve, Check valve, Strainers in BS, ANSI, DIN, AWWA standard, etc.
Carbon Steel and Stainless Steel Valve, Gate valve, Globe valve, Check valve, Ball valve, Plug Valve, Strainers in BS, ANSI(API), DIN standard, etc.
Pipe Fittings, rubber connector(expansion joints), welded pipe fittings.
We Control all the production process according to ISO9001. And we got approval of CE, API, etc.
