HC44X Rubber flap check valveDetailed product description：

The HC44X check valve consists of a valve body, a valve cover, a valve disc, and a spring. It is mainly used at the outlet of pipelines in industrial sectors such as water supply and drainage systems, petroleum, and chemical industries to prevent medium backflow. Due to the inclined design of the sealing ring of this product, the closing time is short, which can reduce water hammer pressure. The HC44X check valve disc is made of nitrile rubber and steel plate pressed at high temperature, which is resistant to erosion and has good sealing performance. The product has a simple structure and is easy to maintain, repair, and transport.

Main technical parameters of HC44X rubber flap check valve:

Nominal Pressure	one	one point six	two point five
Shell test pressure	one point five	two point four	three point seven five
Sealing test pressure	one point one	one point seven six	two point seven five
medium temperature	≤80℃
Applicable Medium	Clear water and oil products

Main component materials of HC44X rubber flap check valve:

Valve body and valve cover	Cast iron, cast steel
valve disc	Rubber composite components
spring	stainless steel

Main external dimensions of HC44X rubber flap check valve:

Nominal Diameter	L	H
forty	one hundred and sixty-five	one hundred and sixty-five
fifty	two hundred and three	one hundred and sixty-five
sixty-five	two hundred and sixteen	one hundred and eighty-five
eighty	two hundred and forty-one	two hundred
one hundred	two hundred and ninety-two	two hundred and twenty
one hundred and twenty-five	three hundred and thirty	two hundred and eighty
one hundred and fifty	three hundred and fifty-six	two hundred and eighty-five
two hundred	four hundred and ninety-five	three hundred and forty
two hundred and fifty	six hundred and twenty-two	three hundred and ninety-five
three hundred	six hundred and ninety-eight	four hundred and forty-five
three hundred and fifty	seven hundred and eighty-seven	five hundred and five
four hundred	nine hundred and fourteen	five hundred and sixty-five
four hundred and fifty	nine hundred and seventy-eight	six hundred and fifteen
five hundred	nine hundred and seventy-eight	six hundred and seventy
six hundred	one thousand two hundred and ninety-five	seven hundred and eighty