Concentric Soft Seal Butterfly Valve

Size rangeDN50~1800mm NPS2"~200"
PressurePN0.6~1.6MPa Class150
Body materialcast iron, ductile iron, WCB, LCB, CF8, CF8M, CF3, CF3M, A890 4A
Operationlever, gear, pneumatic, electric, hydraulic

Standard: ANSI, API, DIN, EAC, JIS, CE, ISO, EN, GB
More than 40 years professional valve manufacturer.
Products are exported to more than 72 countries.
Products are widely used in petroleum, chemical industry, metallurgy, electric power, water supply, coal gas, natural gas and other industries.
High reliability, excellent quality, fast service, online support

Features:

1.Concentric Soft Seal Butterfly Valve also can be called Centerline Soft Seal Butterfly Valve.

2.Small flow resistance, small pressure loss.

3.Light weight, small installation dimension, small opening/closing torque.

4.Bidirectional flow medium & two-way sealing function.

5.High quality sealing effect without leakage & long service life.

6.Simple structure easy to disassemble and maintain.

7.Excellent anti-corrosion performance.

8.Range of working temperature: 0℃~150℃.

9.Connecting type: Wafer Lug Flange.

10.Application: Non-corrosive gases and liquids can be used in petroleum and petrochemical, metallurgy, chemical industry, electric power, gas, water conservancy, municipal administration, and construction industries.

Technical Parameters:

Centerline Soft Seal Butterfly Valve D71X

D341X-10/16C DN50~DN1200
DN	L	1.0MPa
		Flange Size					Dimensions
		D	D1	D2	b	z-Φd	HO	H	A	B	G
50	108	165	125	102	18	4-Φ18	83	152	154	45	150
65	112	185	145	122	18	8-018	93	162	154	45	150
80	114	200	160	138	20	8-Φ18	100	177	154	45	150
100	127	220	180	158	20	8-018	114	187	154	45	150
125	140	250	210	188	22	8-Φ18	122	207	154	45	150
150	140	285	240	212	22	8-022	143	222	154	45	150
200	152	340	295	268	24	8-Φ22	170	245	250	63	300
250	165	395	350	320	26	12-Φ22	198	275	250	63	300
300	178	445	400	370	26	12-Φ22	222	320	227	80	300
350	190	505	460	430	26	16-Φ22	267	350	227	80	300
400	216	565	515	482	26	16-Φ26	278	469	278	178	300
450	222	615	565	532	28	20-Φ26	320	504	278	178	300
500	229	670	620	585	28	20-Φ26	329	559	278	178	300
600	267	780	725	685	34	20-Φ30	384	645	200	304	300
700	292	895	840	800	34	24-Φ30	450	726	244	327	400
800	318	1015	950	905	36	24-Φ33	501	786	244	327	400
900	330	1115	1050	1005	38	28-Φ33	550	969	270	411	400
1000	410	1230	1160	1110	38	28-Φ36	622	1019	418	455	435
1200	470	1455	1380	1330	44	32-Φ39	763	1309	600	709	480
DN	L	1.6MPa
		Flange Size					Dimensions
		D	D1	D2	b	z-Φd	HO	H	A	B	G
50	108	165	125	102	18	4-Φ18	83	152	154	45	150
65	112	185	145	122	18	8-Φ18	93	162	154	45	150
80	114	200	160	138	20	8-Φ18	100	177	154	45	150
100	127	220	180	158	20	8-Φ18	114	187	154	45	150
125	140	250	210	188	22	8-Φ18	122	207	154	45	150
150	140	285	240	212	22	8-Φ22	143	222	154	45	150
200	152	340	295	268	24	12-Φ22	170	245	250	63	300
250	165	405	355	320	26	12-Φ26	198	275	250	63	300
300	178	460	410	378	28	12-Φ26	222	320	227	80	300
350	190	520	470	438	30	16-Φ26	267	350	227	80	300
400	216	580	525	490	32	16-Φ30	278	469	278	178	300
450	222	640	585	550	40	20-Φ30	320	504	278	178	300
500	229	715	650	610	44	20-Φ33	329	559	278	178	300
600	267	840	770	725	54	20-Φ36	384	645	200	304	300
700	292	910	840	795	40	24-Φ36	450	726	244	327	400
800	318	1025	950	900	42	24-Φ39	501	786	244	327	400
900	330	1125	1050	1000	44	28-Φ39	550	969	270	411	400
1000	410	1255	1170	1115	46	28-Φ42	622	1019	418	455	435
1200	470	1485	1390	1330	52	32-Φ48	763	1309	600	709	480

Concentric Soft Seal Butterfly Valve

Features:

Technical Parameters:

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