Double-acting hard (soft) sealed eccentric flange butterfly valve

Keywords:

Valve Encyclopedia

Category:

Butterfly Valve Series

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Product Description

Main parts

1	Pressure plate
2	Valve body
3	Stainless steel alloy sealing ring
4	Valve plate
5	Self-lubricating bearing
6	Valve shaft
7	Horizontal-axis mounting base

Double-eccentric flanged butterfly valve

D341X/H-2.5/6/10/16 Worm-Gear Actuated Double-Eccentric Flanged Butterfly Valve—Dimensions and Connection Sizes: Unit: mm

DN	L		H1	H2	H3	A1	A2	middle	0.25MPa		0.6MPa		1.0MPa		1.6MPa
DN	Short	long	H1	H2	H3	A1	A2	middle	D1	n-d	D1	n-d	D1	n-d	D1	n-d
50	108	150	82.5	150	66	135	42	150	110	4-φ14	110	4-φ14	125	4-φ19	125	4-φ19
65	112	170	92.5	165	66	135	42	150	130	4-φ14	130	4-φ14	145	4-φ19	145	4-φ19
80	114	180	100	170	66	135	42	150	150	4-φ19	150	4-φ19	160	8-φ19	160	8-φ19
100	127	190	125	195	77	135	42	180	170	4-φ19	170	4-φ19	180	8-φ19	180	8-φ19
125	140	200	142	220	77	135	42	180	200	8-φ19	200	8-φ19	210	8-φ19	210	8-φ19
150	140	210	160	250	77	135	42	320	225	8-φ19	225	8-φ19	240	8-φ23	240	8-φ23
200	152	230	190	275	107	202	60	320	280	8-φ19	280	8-φ19	295	8-φ23	295	12-φ23
250	165	250	220	305	107	202	60	320	335	12-φ19	335	12-φ19	350	12-φ23	355	12-φ28
300	178	270	245	350	126	220	93	320	395	12-φ23	395	12-φ23	400	12-φ23	410	12-φ28
350	190	290	278	385	126	220	93	320	445	12-φ23	445	12-φ23	460	16-φ23	470	16-φ28
400	216	310	306	435	157	287	123	400	495	16-φ23	495	16-φ23	515	16-φ28	525	16-φ31
450	222	330	346	490	157	287	123	400	550	16-φ23	550	16-φ23	565	20-φ28	585	20-φ31
500	229	350	375	505	165	360	184	390	600	20-φ23	600	20-φ23	620	20-φ28	650	20-φ34
600	267	390	425	605	165	360	184	390	705	20-φ26	705	20-φ26	725	20-φ31	770	20-φ37
700	292	430	496	675	195	410	204	500	810	24-φ26	810	24-φ26	840	24-φ31	840	24-φ37
800	318	470	560	740	195	410	204	500	920	24-φ31	920	24-φ31	950	24-φ34	950	24-φ40
900	330	510	625	805	235	521	217	500	1020	24-φ31	1020	24-φ31	1050	28-φ34	1050	28-φ40
1000	410	550	680	865	235	521	217	500	1120	28-φ31	1120	28-φ31	1160	28-φ37	1170	28-φ43
1200	470	630	800	1065	251	501	290	630	1320	32-φ31	1340	32-φ34	1380	32-φ40	1390	32-φ49
1400	530	710	920	1207	343	656	312	800	1520	36-φ31	1560	36-φ37	1590	36-φ43	1590	36-φ49
1600	600	790	1030	1317	370	750	414	800	1730	40-φ31	1760	40-φ37	1820	40-φ49	1820	40-φ56
1800	670	870	1257	1510	470	800	440	900	1930	44-φ31	1970	44-φ40	2020	44-φ48	2020	44-φ56
2000	760	950	1408	1600	470	800	440	900	2130	48-φ30	2180	48-φ43	2230	48-φ48	2230	48-φ62
2200	800	1000	1450	1740	470	800	440	900	2340	52-φ33	2390	52-φ43	2440	52-φ56	2440	52-φ62
2400	850	1100	1675	1875	480	990	595	1000	2540	56-φ33	2600	56-φ43	2650	56-φ56	2650	56-φ62
2600	900	1200	1745	2010	480	990	595	1000	2740	60-φ33	2810	60-φ48	2850	60-φ56	2850	60-φ62
2800	950	1300	1818	2100	480	990	595	1000	2960	64-φ36	3020	64-φ48	3070	64-φ56	3070	64-φ70
3000	1000	1400	1910	2200	480	990	595	1000	3160	68-φ36	3220	68-φ48	3290	68-φ62	3300	68-φ70
3200	1100		2050	2450	480	990	595	1000	3360	72-φ36	3430	72-φ48	3520	72-φ62	3530	72-φ70
3400	1200		2200	2600	490	1045	639	1300	3560	76-φ36	3640	76-φ48	3730	76-φ62	3760	76-φ70
3600	1200		2350	2800	490	1045	639	1300	3770	80-φ36	3860	80-φ56	3950	80-φ62	4000	80-φ70
3800	1200		2500	3000	490	1045	639	1300	3970	80-φ39	4080	80-φ56	4170	80-φ62	4240	80-φ78
4000	1300		2600	3150	490	1045	639	1300	4170	84-φ39	4300	84-φ56	4400	84-φ70	4480	84-φ78

Note:

1. For detailed valve dimensions and installation requirements, including standpipe and pipeline network components, please request them from the company.

2. Our company can design and manufacture valves individually according to your requirements, but this must be specified in the contract.

3. The H2 in the table can be lengthened according to user requirements (extended-stem butterfly valve).

Electric Double-Eccentric Flanged Butterfly Valve

D941X/H-2.5/6/10/16 Electric Double-Eccentric Flanged Butterfly Valve—Dimensions and Connection Sizes: Unit: mm

DN	L		H1	H2	H3	A1	A2	middle	0.25MPa		0.6MPa		1.0MPa		1.6MPa
DN	Short	long	H1	H2	H3	A1	A2	middle	D1	n-d	D1	n-d	D1	n-d	D1	n-d
50	108	150	82.5	150	255	191	126	200	110	4-φ14	110	4-φ14	125	4-φ19	125	4-φ19
65	112	170	92.5	165	255	191	126	200	130	4-φ14	130	4-φ14	145	4-φ19	145	4-φ19
80	114	180	100	170	255	191	126	200	150	4-φ19	150	4-φ19	160	8-φ19	160	8-φ19
100	127	190	125	195	255	191	126	200	170	4-φ19	170	4-φ19	180	8-φ19	180	8-φ19
125	140	200	142	220	302	240	175	300	200	8-φ19	200	8-φ19	210	8-φ19	210	8-φ19
150	140	210	160	250	302	240	175	300	225	8-φ19	225	8-φ19	240	8-φ23	240	8-φ23
200	152	230	190	275	302	240	175	300	280	8-φ19	280	8-φ19	295	8-φ23	295	12-φ23
250	165	250	220	305	410	552	101	360	335	12-φ19	335	12-φ19	350	12-φ23	355	12-φ28
300	178	270	245	350	410	552	101	360	395	12-φ23	395	12-φ23	400	12-φ23	410	12-φ28
350	190	290	278	385	473	625	152	500	445	12-φ23	445	12-φ23	460	16-φ23	470	16-φ28
400	216	310	306	435	473	625	152	500	495	16-φ23	495	16-φ23	515	16-φ28	525	16-φ31
450	222	330	346	490	473	625	152	500	550	16-φ23	550	16-φ23	565	20-φ28	585	20-φ31
500	229	350	375	505	488	680	375	500	600	20-φ23	600	20-φ23	620	20-φ28	650	20-φ34
600	267	390	425	605	488	680	375	500	705	20-φ26	705	20-φ26	725	20-φ31	770	20-φ37
700	292	430	496	675	488	680	375	500	810	24-φ26	810	24-φ26	840	24-φ31	840	24-φ37
800	318	470	560	740	550	412	757	300	920	24-φ31	920	24-φ31	950	24-φ34	950	24-φ40
900	330	510	625	805	550	412	757	300	1020	24-φ31	1020	24-φ31	1050	28-φ34	1050	28-φ40
1000	410	550	680	865	550	412	757	300	1120	28-φ31	1120	28-φ31	1160	28-φ37	1170	28-φ43
1200	470	630	800	1065	600	452	830	400	1320	32-φ31	1340	32-φ34	1380	32-φ40	1390	32-φ49
1400	530	710	920	1207	670	452	830	400	1520	36-φ31	1560	36-φ37	1590	36-φ43	1590	36-φ49
1600	600	790	1030	1317	680	475	943	305	1730	40-φ31	1760	40-φ37	1820	40-φ49	1820	40-φ56
1800	670	870	1275	1510	885	577	1021	458	1930	44-φ31	1970	44-φ40	2020	44-φ48	2020	44-φ56
2000	760	950	1408	1600	885	577	1021	458	2130	48-φ30	2180	48-φ43	2230	48-φ48	2230	48-φ62
2200	800	1000	1450	1740	915	750	1070	458	2340	52-φ33	2390	52-φ43	2440	52-φ56	2440	52-φ62
2400	850	1100	1675	1875	915	750	1070	458	2540	56-φ33	2600	56-φ43	2650	56-φ56	2650	56-φ62
2600	900	1200	1745	2010	1045	910	1192	500	2740	60-φ33	2810	60-φ48	2850	60-φ56	2850	60-φ62
2800	950	1300	1818	2100	1045	910	1192	500	2960	64-φ36	3020	64-φ48	3070	64-φ56	3070	64-φ70
3000	1000	1400	1910	2200	1190	1020	1310	500	3160	68-φ36	3220	68-φ48	3290	68-φ62	3300	68-φ70
3200	1100		2050	2450	1190	1190	1020	1310	3360	72-φ36	3430	72-φ48	3520	72-φ62	3530	72-φ70
3400	1200		2200	2600	1340	1340	1170	1480	3560	76-φ36	3640	76-φ48	3730	76-φ62	3760	76-φ70
3600	1200		2350	2800	1340	1340	1170	1480	3770	80-φ36	3860	80-φ56	3950	80-φ62	4000	80-φ70
3800	1200		2500	3000	1560	1560	1320	1670	3970	80-φ39	4080	80-φ56	4170	80-φ62	4240	80-φ78
4000	1300		2600	3150	1560	1560	1320	1670	4170	84-φ39	4300	84-φ56	4400	84-φ70	4480	84-φ78

Note:

1. For detailed valve dimensions and installation requirements, including standpipe and pipeline network components, please request them from the company.

2. Our company can design and manufacture valves individually according to your requirements, but this must be specified in the contract.

3. The H2 in the table can be lengthened according to user requirements (extended-stem butterfly valve).

Pneumatic Double-Eccentric Flanged Butterfly Valve

D641X/H-6/10/16 Pneumatic Double-Eccentric Flanged Butterfly Valve—Outline and Connection Dimensions

DN	H1	H2	L		0.6MPa						1.0MPa						1.6MPa
DN	H1	H2	Short	long	D1	b	n-d	H3	A	B	D1	b	n-d	H3	A	B	D1	b	n-d	H3	A	B
50	82.5	150	108	150	110	16	4-φ14	215	330	235	125	20	4-φ19	215	330	235	125	19	4-φ19	215	330	235
65	92.5	165	112	170	130	16	4-φ14	215	330	235	145	20	4-φ19	215	330	235	145	19	4-φ19	215	330	235
80	100	170	114	180	150	18	4-φ19	215	330	235	160	22	8-φ19	215	330	235	160	19	8-φ19	215	330	235
100	125	195	127	190	170	18	4-φ19	215	330	235	180	24	8-φ19	215	330	235	180	19	8-φ19	215	330	235
125	142	220	140	200	200	20	8-φ19	215	330	235	210	26	8-φ19	215	330	235	210	19	8-φ19	260	440	270
150	160	250	140	210	225	20	8-φ19	215	330	235	240	26	8-φ23	215	330	235	240	19	8-φ23	260	440	270
200	190	275	152	230	280	22	8-φ19	260	440	270	295	26	8-φ23	260	440	270	295	20	12-φ23	290	540	305
250	220	305	165	250	335	24	12-φ19	260	440	270	350	28	12-φ23	290	540	305	355	22	12-φ28	330	625	350
300	245	350	178	270	395	24	12-φ23	290	540	305	400	28	12-φ23	290	540	305	410	24.5	12-φ28	355	625	380
350	278	385	190	290	445	26	12-φ23	290	540	305	460	30	16-φ23	330	625	350	470	26.5	16-φ28	410	670	425
400	306	435	216	310	495	28	16-φ23	330	625	350	515	32	16-φ28	355	625	380	525	28	16-φ31	410	670	425
450	346	490	222	330	550	28	16-φ23	330	625	350	565	32	20-φ28	410	670	425	585	30	20-φ31	340	1100	485
500	375	505	229	350	600	30	20-φ23	355	625	380	620	34	20-φ28	340	1100	485	650	31.5	20-φ34	420	1250	600
600	425	605	267	390	705	30	20-φ26	380	1100	485	725	36	20-φ31	420	1250	600	770	36	20-φ37	420	1250	600
700	496	675	292	430	810	32	24-φ26	420	1250	600	840	32.5	24-φ31	420	1250	600	840	39.5	24-φ37	450	1400	650
800	560	740	318	470	920	34	24-φ31	420	1250	600	950	35	24-φ34	450	1400	650
900	625	805	330	510	1020	36	24-φ31	450	1400	650

Note:

1. If a butterfly valve exceeding the specifications and material ranges of our existing products is required, our company can also design and manufacture it separately; however, this must be explicitly stated in the contract.

2. The H2 in the table can be extended according to user requirements (extended-stem butterfly valve).

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