Combined Butterfly-Check Valve

Description

Combined Butterfly-Check Valve

Combined Butterfly-Check Valve

Zeco Combined Butterfly-Check Valve is used for the inlet pipe of pump outlet and turbine.

Application

Product Scope: NPS 20” ~ NPS56” , 10bar ~ 16bar

Features:

Full Pipe Size Flow Area

Absolutely Reliable, Gravity-powered Closing System & Hydraulic Control System

Two-Speed Closing Action Prevents Surge Pressures

The Valve can be Opened Using an Emergency Hand Pump

Prevent  Pump from Reversing when Power Cut

Face to Face Dimensions:AMSE B16.10

Flange End Dimension :AMSE B16.10

Coating: Fusion Bonded Epoxy Coating

Inspection and Test:API 598 / ISO 5208 / EN 12226-2

Part Material EN Spec.
Body Ductile Iron EN-JS1050
Heavy Punch Ductile Iron EN-JS1050
Disc/Stem Stainless Steel 420

Stainless Steel 431

BS970 420S37

BS970 431S29

Hydraulic Power Pack Siemens or others Commercial
For materials options not listed,consult factory.

Zeco manufactures valves in more than 50 different alloys.

NPS In 20 24 28 32 36 40 48 56
O mm 400 400 400 400 400 400 400 500
N mm 342 397 437 517 567 637 730 902
Q mm 358 439 451 546 588 646 756 993
P mm 1012 1067 1107 1187 1237 1307 1400 1582

Product Enquiry

en_USEnglish

Get a free quote

Contact Form Demo