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Wafer Butterfly Check Valve

FYL is a reliable Wafer butterfly check valve manufacturer in China with a complete range of products and many styles. Focus on improving quality, reducing production costs, and benefiting customers. We look forward to becoming your partner and serving you sincerely.

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Product Description

Wafer Butterfly Check Valve

FYL Wafer butterfly check valve made in China structure includes valve body, valve disc, valve shaft, gland, the valve disc is set in the valve body through the valve shaft passing through the center, torsion springs are arranged on both sides of the valve shaft, and the valve shaft Both ends of the valve body are guide blocks, and a gland is set above the valve disc at the upper port of the valve body. Its biggest advantage is the built-in valve, which has the advantages of compact structure, long life, small fluid resistance, high sensitivity, good sealing, and reliability. Good performance, easy installation, wide range of use, etc. It is widely used in petrochemical, metallurgy, electric power, light industry, food, medicine and other industries and equipment manufacturers.

Feature

1.It has small volume, light weight, compact structure and convenient maintenance.

2.The valve board takes antithetic formula, which can achieve quick closing automatically under the flexibility torque of spring.

3.The medium can be prevented to back flow because of quick closing. and the firefighting water hammer has strong function.

4.The length of valve body structure is small, and it has good rigid, which is also safe and reliable.

5.lt achieves complete sealing, and the leakage of hydro static test is zero.

6.lt is convenient to install, which can be installed in honzontal direction and vertical direction.

Main connection dimensions

Main contour size

DN		ØD		ØD1	L	R
DN	in	PN10	PN16	ØD1	L	R
40	1.5	86	86	60	43	30
50	2	105	105	60	43	30
65	2.5	124	124	73	46	36
80	3	137	137	89	64	42
100	4	156	156	114	64	53
125	5	187	187	141	70	65.7
150	6	217	217	168	76	78.6
200	8	267	267	219	89	104.4
250	10	328	328	274	114	127
300	12	375	375	324	114	148
350	14	438	438	356	127	173
400	16	483	483	406	140	198
450	18	538	538	457	152	218
500	20	592	592	508	152	241
600	24	695	695	610	178	290