Worm Gear Operated Flange Butterfly Valve

Worm Gear Operated Flange Butterfly Valve

Features: DN: 2~48"(DN50~DN1200）
Nominal pressure: PN10, PN16, Class125
Body Materials: Cast Iron, Ductile Iron, WCB , Stainless Steel
Seat Materials: NBR, EPDM, VITON
Disc Materials: Ductile Iron, WCB, CF8, CF8M, Al-bronze C958
Stem Materials: SS416, SS304, SS316
End Connection: Flange

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DN	ΦD1	ΦD2	ΦD3	ΦD4	ΦD5	N*Φd	A	B	C	D	L	b	d	f	Φd1	Weight
mm	mm	mm	mm	mm	mm	mm	mm	mm	mm	mm	mm	mm	mm	mm	mm	kg
50	52.6	125	165	50	65	4*19	83	120	32	108	111	20	99	3	7	7.6
65	64.3	145	185	50	65	4*19	93	130	32	112	115	20	118	3	7	9.7
80	78.8	160	200	50	65	8*19	100	145	32	114	117	22	132	3	7	10.6
100	104	180	220	70	90	8*19	114	155	32	127	130	24	156	3	10	13.8
125	123.3	210	250	70	90	8*19	125	170	32	140	143	26	184	3	10	18.2
150	155.7	240	285	70	90	8*23	143	190	32	140	143	26	211	3	10	21.7
200	202.4	295	340	102	125	8*23	170	205	45	152	155	26	266	3	12	31.8
250	250.4	350	395	102	125	12*23	198	235	45	165	168	28	319	3	12	44.7
300	301.5	400	445	102	125	12*23	223	280	45	178	182	28	370	4	12	57.9
350	333.3	460	505	102	125	16*23	270	310	45	190	194	30	429	4	12	81.6
400	389.6	515	565	140	175	16*28	300	340	51	216	221	32	480	4	18	106
450	440.5	565	615	140	175	20*28	340	375	51	222	227	32	530	4	18	147
500	491.6	620	670	140	175	20*28	355	430	57	229	234	34	582	4	18	165
600	592.5	725	780	165	210	20*31	410	500	70	267	272	36	682	5	22	235
700	695	840	895	254	300	24*31	478	560	66	292	299	40	794	5	18	238
800	794.7	950	1015	254	300	24*34	529	620	66	318	325	44	901	5	18	475
900	864.7	1050	1115	254	300	28*34	584	665	118	330	337	46	1001	5	18	595
1000	965	1160	1230	254	300	28*37	657	735	142	410	417	50	1112	5	18	794
1200	1160.6	1380	1455	298	350	32*40	799	917	150	470	478	56	1328	5	22	1290