Manual flanged butterfly valve

The butterfly plate sealing butterfly valve installed in pipe diameter direction. In the butterfly valve body cylindrical channels in the butterfly plate, disc shaped around the axis rotation Angle for 0 °, rotating between ° ~ 90 °, rotating to 90, the valve is brand wide open position. New high life stainless steel butterfly valve characteristic and butterfly valve is in use process problems in the pipeline, this kind of valve shall in general be installed horizontally.

DN	Main Connection Size						Flange dimensions and bolt hole size
	L1	L	H	H1	A	B	0.6MPa				1.0MPa				1.6MPa
							D	D1	D2	n-d	D	D1	D2	n-d	D	D1	D2	n-d
50	150	108	82.5	306	80	80	140	110	88	4-14	185	125	99	4-18	165	125	99	4-18
65	170	112	92.5	321	80	80	160	130	108	4-14	185	145	118	4-18	185	145	118	4-18
80	180	114	100	346	80	80	190	150	124	4-18	200	160	132	8-18	200	160	132	8-18
100	190	127	110	387	95	95	210	170	144	4-18	220	180	156	8-18	220	180	156	8-18
125	210	140	125	411	95	95	240	20	174	8-18	250	210	184	8-18	250	210	184	8-18
150	210	140	142.5	447	95	95	265	225	199	8-18	285	240	211	8-22	285	240	211	8-22
200	230	152	170	607	190	308	320	280	254	8-18	340	295	266	8-22	340	295	266	12-22
250	250	165	192.5	688	190	308	375	335	309	12-18	395	350	319	12-22	405	355	319	12-26
300	270	178	222.5	742	190	308	440	395	363	12-22	445	400	370	12-22	460	410	370	12-26
350	290	190	252.5	797	190	308	490	445	413	12-22	505	460	429	16-22	520	470	429	16-26
400	310	216	282.5	930	270	466	540	495	463	16-22	565	515	480	16-26	580	525	480	16-30
450	330	222	307.5	975	270	466	595	550	518	16-22	615	565	530	20-26	640	585	548	20-30
500	550	229	335	1065	270	466	645	600	568	20-22	670	620	582	20-26	715	650	609	20-33
600	390	267	390	1225	457	625	755	705	667	20-26	780	725	682	20-30	840	770	720	20-36
700	430	292	447.5	1343	457	625	860	810	772	24-26	895	840	794	24-30	910	840	794	24-36
800	470	318	507.5	1436	457	625	975	920	878	24-30	1015	950	901	24-33	1025	950	901	24-39
900	510	330	557.5	1616	598	853	1075	1020	978	24-30	1115	1050	1001	28-33	1125	1050	1001	28-39
1000	550	410	615	1711	598	853	1175	1120	1078	28-30	1230	1160	1112	28-36	1255	1170	1112	28-42
1200	630	470	727.5	1971	598	853	1405	1340	1295	32-33	1455	1380	1328	32-39	1485	1390	1328	32-48
1400	710	530	837.5	2218	860	1345	1630	1560	1510	36-36	1675	1590	1530	36-42	1685	1590	1530	36-48
1600	790	600	957.5	2578	860	1345	1830	1760	1710	40-36	1915	1820	1750	40-48	1930	1820	1750	40-56
1800	870	670	1057.5	2689	860	1345	2045	1970	1918	44-39	2115	2020	1950	44-48	2130	2020	1950	44-56
2000	950	760	1162.5	3022	952	1592	2265	2180	2125	48-42	2325	2230	2150	48-48	2345	2230	2150	48-62

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