Bronze Check Valve | Type D

Bronze Check Valve | Type D

Definition and Application

This type of valve is used to return water back to the pipe and distribution network. The operation of this valve is based on changes in water pressure on each side. It is possible that the returned water may contaminate the water in the urban network due to contamination and raises some health problems. Also, it is possible that hot water swing check valve does not function in the internal network equipment well and eventually, hot water enters the meter and eventually dysfunctions the said meter.

The place for used

It is installed inside the meter box and connection pannel after the meter before the gate valve.

Key points

At the time of installation, one should be care about the direction of flash itched on the meter. The valve should be installed horizontally on the ground.

Work Temperature and Pressure

Work Temperature: 2-35 degrees centigrade / Work Pressure: 10 Atmosphere (10pn)

SN

V-15321

Material Bronze
Sealing Plug Valve
Inlet Female
Outlet Male

Component Parts and Material

Part Name

Material

ASTM Standard 

EN Standard

Symbol

BodyBronzeASTM B62/C83600EN1982/CC491KCuSn5Zn5Pb5-C
Disk
Nut
Hinge pinBrassASTM B455/C38500
 ASTM B455/C38000
EN12164/CW614N EN12164/CW617NCuZn39Pb3
 CuZn38Pb2
 

‌Body Dimension

Outlet Thread (Female)

Inlet Thread (Male)

 

Size

Inch

L

(mm)

H

(mm)

D

(mm)

L2

(mm)

L3

(mm)

D2

(mm)

Gears per Inch

L1

(mm)

D1

(mm)

Gears per Inch

½662513-15914.3-15.918.61414.320.914
¾7335.519-2010.515.9-17.524.21415.925.814
1795025-2611.519.1-20.630.41419.132.914