HD76X/ H Cast Iron Wafer Dual Plate Wafer Butterfly Check Valve

Group Check Valve
Min. Order 1 piece
Terms of Payment all
Update Time 2017-07-11
Item specifics
Nominal Pressure1.0-2.5MPa
Suitable MediumWater
Medium Temperature0-80℃
Test StandardGB/T13927-1992
Description

Brief Introduction


HD76X / H wafer butterfly check valve is composed by valve body, disc, stem and spring and other components. The valve is mainly applied to pure pipeline and industrial, environmental protection, water treatment, high-rise building water supply and drainage pipe, to prevent the medium backflow. As the valve structure is shorter than the general check valve, it is specially suitable for condition with limited installation space. This check valve adopts wafer structure, disc is two semicircles, and use spring to force reset, the sealing surface can be valve body surfacing wear-resistant material or lining rubber. With wide range use, and reliable sealing.




Specification


Nominal Pressure

1.0-2.5 MPa

Nominal Diameter

50-400mm

Suitable Media

Water

Suitable Temperature

0-80

Test Standard

GB/T 13927-1992




Main Material


Part Name

Valve Body

Disc

Stem

Spring

Material

Gray cast iron HT200, Ductile iron QT400-18, Cast steel WCB, Stainless steel

Gray cast iron HT200, Ductile iron QT400-18, Cast steel WCB, Carbon steel Q235-A vulcanized with NBR

Fine carbon steel 45#, Stainless steel

Spring Steel, Stainless steel




Dimension