Ductile Iron Hand Lever Butterfly Valve

Specifications 1.Easy to operate

2.Good perferformance

3.Longer life and reliable service

4.Convenient to install hand lever

5.Light

Ductile Iron Hand Lever Butterfly Valve            Y.CREATE     Happy to serve you, rest assured products.       Water butterfly valve   Water butterfly valve is designed to maintain a seal against bi-directional pressure differential to prevent backflow in systems designed for unidirectional flow. It accomplishes this with a tightly fitting seal; i.e., gasket, o-ring, precision machined, and a flat valve face on the upstream and downstream sides of the valve.   Features and benefits     Water butterfly valve is a new generation of product carefully developed through assimilating and digesting foreign technologies and combining suggestions of domestic users and experience accumaulated during production.     Main dimensions and weights of Production  

Size	L	H1	H2	A	B	C	D	E	d	N	P	n	M	W	Weight(kg)
in															Wafer	Lug
2"	42	80	162	32	12.6	10	70	92	9.5	120	19	4	5/8-11	267	2.7	3.1
2½"	45	89	175	32	12.6	10	70	92	9.5	136.2	19	4	5/8-11	267	3.2	.3.6
3"	45.2	95	181	32	12.6	10	70	92	9.5	160	19	4	5/8-11	267	4.5	6.4
4"	52.1	114	200	32	15.8	12	70	92	9.5	185	19	8	5/8-11	267	5.9	11.8
5"	54.4	127	213	32	18.9	14	70	92	9.5	218	22	8	3/4-10	267	8.2	12.7
6"	55.8	139	256	32	18.9	14	70	92	9.5	238	22	8	3/4-10	267	9.1	14.1
8"	60.6	175	261	45	22.1	17	102	125	11.5	295	22	8	3/4-10	356	14.5	22.2
10"	65.6	203	292	45	28.5	22	102	125	11.5	357	25	12	7/8-9	356	19.1	32.7
12"	76.9	242	337	45	31.6	24	102	125	11.5	407	25	12	7/8-9	356	31.7	47.6
14"	77	267	368	45	31.6	24	102	125	11.5	470	29	12	1-8		43.1	70.4
16"	86.5	301	400	51	33.2	27	165	210	22	525	29	16	1-8		53.1	88.5
18"	105.6	327	422	51	38.0	27	165	210	22	585	32	16	11/8-7		74.8	104.3
20"	131.8	361	480	63	41.1	32	165	210	22	650	32	20	11/8-7		124.7	179.6
24"	152	459	562	70	50.6	36	165	210	22	770	35	28			199.6	276.7

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