Pin-to-pin butterfly valve

Short Description:

This valve is suitable for petroleum, chemical industry, food, medicine, papermaking, hydropower, ship, water supply and drainage, smelting, energy and other systems. It can be used as regulating and closing equipment on a variety of corrosive, non-corrosive gases, liquids, semi-fluids and solid powder pipes and containers.

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Product Detail

OEM/ODM Service

Product Tags

The valve is small in size and light in weight. It can be used as a device to cut off and regulate flow in various medium pipelines. By choosing valve plates and seals of different materials, as well as pinless connections between plates and shafts, it can be used in worse working conditions, such as desulfurization, vacuum, seawater desalination system, etc. The butterfly valve with lug-to-clip can repair the downstream pipeline and equipment of the valve on-line, and the valve can repair the downstream pipeline and equipment on-line, and the valve can be installed at the end of the pipe as an exhaust valve.

Product characteristics

1. Small and portable, easy to disassemble and repair, and can be installed in any position.

2. It has simple structure, compact structure and quick starting and closing of 90 degree operation.

3. Small operating torque, light and labor-saving.

4. To achieve complete seal, gas test leakage is zero.

5. Choosing different parts and materials can be applied to various media.

6. Flow characteristic tends to be straight line and has good regulation performance.

7. Opening and closing test times are as many as tens of thousands and have a long service life.

Design drawings

Performance specification

Nominal diameter		50(2��) ~1000 (40��)	50(2��) ~800 (32��)
�Nominal pressure		�1.0	1.6
Test pressure	��	�1.5	�2.4
	��ܷ�	�1.1	�1.76
Applicable temperature		��-15~+150
Applicable medium		Freshwater, sewage, seawater, air, steam, food, medicine, various oils, acids, alkalis, salts, etc.

Main Dimensions and Weights of "A" Butterfly Valve

DN		A	B	C	D	L	H	D1	n-�	K	E	n1-�1	�2	G	weight
mm	inch	A	B	C	D	L	H	D1	n-�	K	E	n1-�1	�2	G	weight
50	2��	161	80	42	52.9	32	�84.84	�120	�4-�23	77	�57.15	�4-�6.7	12.6	118	�2.5
65	2.5��	175	89	44.7	64.5	32	�96.2	�136.2	�4-�26.5	77	�57.15	�4-�6.7	12.6	137	�3.2
80	3��	181	95	45.2	78.8	32	�61.23	�160	�8-�18	77	�57.15	�4-�6.7	12.6	143	�3.6
100	4��	200	114	52.1	104	32	�70.80	�185	�4-�24.5	92	�69.85	�4-�10.3	15.77	156	�4.9
125	5��	213	127	54.4	123.3	32	�82.28	�215	�4-�23	92	�69.85	�4-�10.3	18.92	190	�7
150	6��	226	139	55.8	155.6	32	�91.08	�238	�4-�25	92	�69.85	�4-�10.3	18.92	212	�7.8
200	8��	260	175	60.6	202.5	45	�112.89/76.35	�295	�4-�25/4-�23	115	�88.9	�4-�14.3	�22.1	268	�13.2
250	10��	292	203	65.6	250.5	45	�92.40	�357	�4-�29	115	�88.9	�4-�14.3	�28.45	325	�19.2
300	12��	337	242	76.9	301.6	45	�105.34	�407	�4-�29	140	107.95	�4-�14.3	�31.6	403	�32.5
350	14��	368	267	76.5	333.3	45	�91.11	�467	�4-�30	140	107.95	�4-�14.3	�31.6	436	�41.3
400	16��	400	309	86.5	389.6	51.2/72	�100.47/102.42	�515/525	�4-�26/4-�30	197	158.75	�4-�20.6	33.15	488	�61
450	18��	422	328	105.6	440.51	51.2/72	�88.39/91.51	�565/585	�4-�26/4-�30	197	158.75	�4-�20.6	�38	539	�79
500	20��	480	361	131.8	491.6	64.2/82	�96.99/101.68	�620/650	�4-�26/4-�33	197	158.75	�4-�20.6	41.15	593	�128
600	24��	562	459	152	592.5	70.2/82	�113.42/120.46	�725/770	�20-�30/20-�36	276	�215.9	�4-�22.2	50.65	816	�188
700	28��	624	520	163	695	66/82	�109.65	�840	�24-�30/20-�36	300	�254	�8-�18	55/63.35	�895	�284
800	32��	672	591	188	794.7	66/82	�124	�950	�24-�33/24-�39	300	�254	�8-�18	�55/63.35	1015	�368
900	36��	720	656	203	864.7	�118	�117.57	�1050	�24-�33	300	�254	�8-�18	�75	1115	�713
1000	40��	800	721	216	965	�142	�129.89	�1160	�24-�36	300	�254	�8-�18	�85	1230	�864