Flanged Type Ball Check Valve

Ball Type Check Valve

Ball check valve uses bowl classified covered by rubber as valve disc. With the help of medium, the valve disc can roll up-down or right-left to close or open valve. It can avoid water hammer and has good sealing. The valve body adopts the whole water channel, having large flow and low fluid resistance. Head loss is less than swing valve by 50%.

Ball check valve can be installed vertically or horizontally. It can be used in pipe lines for cold water or hot water. It is quite suitable for diving drainage pump. Applicable temperature is 0～80℃.

Product Description

Description

The Ball Type Check Valve is an efficient and reliable solution for backflow prevention in pipelines carrying water, sewage, or other industrial fluids. Designed with a movable ball inside the valve body, this check valve allows one-way flow and automatically blocks reverse flow by gravity or pressure difference, ensuring smooth and silent operation.

As one of China’s leading valve suppliers, we provide ball type check valves that are especially suitable for applications involving wastewater, slurry, or media with suspended solids. The internal ball seat is self-cleaning and resistant to clogging, which makes it ideal for underground pipelines, water treatment plants, and chemical processing systems.

The compact design of the ball type check valve allows for horizontal or vertical installation with minimal space requirements. It offers long service life, easy maintenance, and excellent sealing performance even under challenging flow conditions. Available in ductile iron, cast iron, and stainless steel options, our valves comply with international standards for durability and safety.

If you’re looking for a dependable solution to prevent reverse flow in your system, our ball type check valve delivers quiet operation, corrosion resistance, and efficient performance.

STANDARD MATERIALS OF MAIN PARTS

ITEM	PART NAME	MATERIAL
1	Body	DI
2	Bonnet	DI
3	Bolt	CS
4	Bolt	EPDM

DIMENSIONS: (mm)

DN	F6	Pn10				Pn16
DN	L	D	D1	D2	n-Ød	D	D1	D2	n-Ød
50	200	165	125	102	4-18	165	125	102	4-18
65	240	185	145	122	4-18	185	145	122	4-18
80	260	200	160	138	8-18	200	160	138	8-18
100	300	220	180	158	8-18	220	180	158	8-18
125	350	250	210	188	8-18	250	210	188	8-18
150	400	285	240	212	8-23	285	240	212	8-23
200	500	340	295	268	8-23	340	295	268	12-23
250	600	395	350	320	12-23	405	355	320	12-27
300	700	445	400	370	12-23	460	410	378	12-27
350	800	505	460	430	16-23	520	470	438	16-27
400	900	565	515	482	16-27	580	525	490	16-30
450	1000	615	565	530	20-27	640	585	550	20-30
500	1100	670	620	585	20-27	715	650	610	20-33
600	1300	780	725	685	20-30	840	770	725	20-36

Tianjin Guoji Valve Co., Ltd. is an export-oriented valve manufacturer with 15,332 square meter factory area, which has strong capability of R&D, Manufacture, Trading and Service. Now our company has passed the Lloyd's Register (LR) ISO9001: 2015 quality management system certification (ISO Approval number: ISO 9001 – 00033059) and CE/PED certification (EU Certificate Of Conformity). (Certificate No: 0343/PED/SHA/BJG00001668/A).
TGV's products covered Butterfly valves, Check valves, Strainers, Gate valves, Ball valves, Globe valves, Expansion joints, Flanges and Fittings with pressure range from 0.5 to 6.4 MPa, size from DN15 to DN3000. The products also have been widely exported to more than 30 countries and regions.
We aim at deliver only quality valves with professional services, we see quality and service as life and always take our reputation and promises seriously.