D343/D643/D943Flange multi-layer metal hard seal butterfly valve-Shangou Valve Co.,Ltd

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Butterfly Valve

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D343/D643/D943Flange multi-layer metal hard seal butterfly valve

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Dd343The butterfly type butterfly valve with multi level metal hard seal butterfly gear has the advantages of compact structure, small size, light weight, convenient operation, reliable performance, simple maintenance, anti-aging, anti radiation, durable, long life, high temperature and pressure resistance, wide application scope, etc.

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Product overview
Product material list
Manual

Product overview

Dd343The butterfly type butterfly valve with multi level metal hard seal butterfly gear has the advantages of compact structure, small size, light weight, convenient operation, reliable performance, simple maintenance, anti-aging, anti radiation, durable, long life, high temperature and pressure resistance, wide application scope, etc. It is widely used in thermal pipe, boiler auxiliary system, petrochemical and metallurgical industries, and used to cut off and adjust various non corrosive and corrosive media.

Product material list

DN		Structural lengthL		Overall dimension (reference value)										Flange size (standard value)Flange dnwnsions (standard)
millimeter mm	Britain寸 Inches	L		H	Dd373H			Dd673H			Dd973H			PN4.0MPa
		short	long		H1	A1	B1	H2	A2	B2	H3	A3	B3	D	D1	Z-d
50	2	108	150	112	350	180	200	625	250	170	530	250	255	165	125	4-18
65	2 1/2	112	170	115	370	270	280	625	250	170	530	250	255	185	145	8-18
80	3	114	180	120	380	270	280	645	250	170	565	250	255	200	160	8-18
100	4	127	190	138	420	270	280	675	250	170	600	250	255	235	190	8-22
125	5	140	200	164	460	380	420	715	450	220	640	250	255	270	220	8-26
150	6	140	210	175	555	380	420	800	450	220	704	300	315	300	250	8-26
200	8	152	230	208	780	400	425	850	450	220	775	300	315	375	320	12-30
250	10	165	250	243	830	400	425	925	450	280	945	300	315	450	385	12-33
300	12	178	270	285	895	450	560	1035	650	280	1070	300	315	515	450	16-33
350	14	190	290	320	950	450	560	1070	650	280	1140	300	315	580	510	16-36

D343/D643/D943Flange multi-layer metal hard seal butterfly valve

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