DD973 electric clamp type multi-level metal hard seal butterfly valve

NegotiableUpdate on 05/21

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Overview

DD973 electric clamp type multi-level metal hard seal butterfly valve

Product Details

Product Name：	Electric clamp type multi-level metal hard sealed butterfly valve	Product Model：	DD973
Drive Type：	electric	connection type：	Laminated Pancake
structural form：	multi-level	sealed structure：	hard seal
pressure range：	1.6～4.0MPa	Nominal Diameter：	DN50-DN1200
Common materials：	Carbon steel, stainless steel	Technical Consulting：

DD973 electric multi-level metal hard sealwafer type butterfly valveintroduction

1、 Main technical parameters of DD973 electric clamp type multi-level metal hard seal butterfly valve

Nominal Diameter	DN	50~1200
Nominal Pressure	PN	0.6	1.0	1.6	2.5	4.0
Test pressure	Strength experiment	0.9	1.5	2.4	3.75	6.0
	Seal test	0.66	1.1	1.76	2.75	4.4
	Airtight sealing experiment	0.6	0.6	0.6	0.6	0.6
Applicable Medium	Water, steam, oil, acid corrosiveness, etc
Applicable Temperature	Carbon steel: -29 ℃~425 ℃ Stainless steel: -40 ℃~600 ℃

2、 DD973 electric clamp type multi-level metal hard seal butterfly valve main component materials

Part Name	material
valve body	Cast iron, cast steel, stainless steel, chromium molybdenum steel, alloy steel
butterfly valve disc	Cast steel, alloy steel (hard chrome plated), stainless steel, chromium molybdenum steel
sealing ring	Stainless steel, internal grease, wear-resistant materials
阀杆	2Cr13、1Cr13 不锈钢、铬钼钢
filler	flexible graphite

Note: Dt - represents the elastic sealing structure.

3、 DD973 Electric Clamp on Multi level Metal Hard Seal Butterfly Valve Main Appearance and Connection Dimensions

Product Name	Nominal Diameter		Structural length (standard value) L	External dimensions (reference value)										Connection size (standard value)
	Nominal Diameter			H	Dt373H			Dt673H			Dt973H			PN0.6MPa		PN1.0MPa
	mm	inch		H	H1	A1	B1	H2	A2	B2	H3	A3	B3	D1	Z-d	D1	Z-d
Dt(3.6.9) 73H -(6.10) C.P.R.V 系列对夹式弹性金属硬密封蝶阀	50	2	43	112	350	180	200	625	245	72	530	250	255	110	4-14	125	4-18
	65	21/2	46	115	370	180	200	625	245	72	530	250	255	130	4-14	145	4-18
	80	3	49	120	380	180	200	645	245	72	565	250	255	150	4-18	160	8-18
	100	4	56	138	420	180	200	675	355	92	600	250	255	170	4-18	180	8-18
	125	5	64	164	460	180	200	715	355	92	640	250	255	200	8-18	210	8-18
	150	6	70	175	555	270	280	800	355	92	705	300	315	225	8-18	240	8-22
	200	8	71	208	605	270	280	850	250	170	775	300	315	280	8-18	295	8-22
	250	10	76	243	680	270	280	925	250	170	945	300	315	335	12-18	350	12-22
	300	12	83	283	800	380	420	1035	450	220	1070	300	315	395	12-22	400	12-22
	350	14	92	310	835	380	420	1070	450	220	1140	300	315	445	12-22	460	16-22
	400	16	102	340	915	450	470	1190	450	220	1210	300	315	495	16-22	515	16-26
	450	18	114	380	960	480	490	1250	650	280	1335	575	714	550	16-22	565	20-26
	500	20	127	410	1020	480	490	1290	650	280	1415	575	714	600	20-22	620	20-26
	600	24	154	470	1225	480	490	1455	850	380	1605	656	810	705	20-26	725	20-30
	700	28	165	550	1355	640	660	1585	850	380	1844	656	810	810	24-26	840	24-30
	800	32	190	640	1470	640	660	1700	1250	380	2040	656	810	920	24-30	950	24-33
	900	36	203	710	1545	750	860	1965	1250	380	2255	785	863	1020	24-30	1050	28-33
	1000	40	216	770	1795	850	900	2015	1250	380	2380	785	863	1120	28-30	1160	28-36
	1200	48	254	890	1965	850	900	2250	1250	380	2640	785	863	1340	32-33	1380	32-39

Product Name	Nominal Diameter		Structural length (standard value) L	External dimensions (reference value)										Connection size (standard value)
	Nominal Diameter			H	Dt373H			Dt673H			Dt973H			PN1.6MPa		PN2.5MPa
	mm	inch		H	H1	A1	B1	H2	A2	B2	H3	A3	B3	D1	Z-d	D1	Z-d
Dt(3.6.9) 73H -(16、25) C.P.R.V 系列对夹式弹性金属硬密封蝶阀	50	2	43	112	350	180	200	625	245	72	530	250	255	125	4-14	125	4-18
	65	21/2	46	115	370	180	200	625	245	72	530	250	255	145	4-14	145	8-18
	80	3	49	120	380	180	200	645	245	72	565	250	255	160	8-18	160	8-18
	100	4	56	138	420	180	200	675	355	92	600	250	255	180	8-18	190	8-22
	125	5	64	164	460	180	200	715	355	92	640	250	255	210	8-18	220	8-26
	150	6	70	175	555	270	280	800	355	92	705	300	315	240	8-22	250	8-26
	200	8	71	208	605	270	280	850	250	170	775	300	315	295	12-22	310	12-26
	250	10	76	243	680	270	280	925	250	170	945	300	315	355	12-26	370	12-30
	300	12	83	283	825	380	420	1035	450	220	1070	300	315	410	12-26	430	16-30
	350	14	92	310	900	380	420	1070	450	220	1140	300	315	470	16-26	490	16-33
	400	16	102	340	980	450	470	1190	450	220	1210	300	315	525	16-30	550	16-36
	450	18	114	380	1030	480	490	1250	650	280	1335	575	714	585	20-30	600	20-36
	500	20	127	410	1105	480	490	1290	650	280	1415	575	714	650	20-33	660	20-36
	600	24	154	470	1310	480	490	1455	850	380	1605	656	810	770	20-36	770	20-39
	700	28	165	550	1435	640	660	1585	850	380	1844	656	810	840	24-36	875	24-42
	800	32	190	640	1605	640	660	1700	1250	380	2040	656	810	950	24-39	990	24-48
	900	36	203	710	1745	750	860	1865	1250	380	2255	785	863	1050	28-39	1090	28-48
	1000	40	216	770	1885	850	900	2015	1250	380	2380	785	863	1170	28-42	1210	28-56
	1200	48	254	890	2105	850	900	2250	1250	380	2640	785	863	1390	32-48	1420	32-56

Attention to users: The sizes H1, H2, and H3 in the table can be extended according to the user's needs (long stem butterfly valve). If special materials are required for ordering, please specify.
Note: Dt - represents the elastic sealing structure.

4、 DD973 Electric Clamp on Multi level Metal Hard Seal Butterfly Valve Main Appearance and Connection Dimensions

Product Name	Nominal Diameter		Structural length (standard value) L	External dimensions (reference value)										Connection size (standard value)
	Nominal Diameter			H	Dt373H			Dt673H			Dt973H			PN4.0MPa
	mm	inch		H	H1	A1	B1	H2	A2	B2	H3	A3	B3	D1	Z-d
Dt(3.6.9) 73H-40C. P.R.V系列对夹式弹性金属硬密封蝶阀	50	2	43	112	350	180	200	625	250	170	530	250	255	125	4-18
	65	21/2	46	115	370	270	280	625	250	170	530	250	255	145	8-18
	80	3	49	120	380	270	280	645	250	170	565	250	255	160	8-18
	100	4	56	138	420	270	280	675	250	170	600	250	255	190	8-22
	125	5	64	164	460	380	420	715	450	220	640	250	255	220	8-26
	150	6	70	175	555	380	420	800	450	220	705	300	315	250	8-26
	200	8	71	208	605	450	470	850	450	220	775	300	315	320	12-30
	250	10	76	243	680	450	470	925	450	280	945	300	315	385	12-33
	300	12	83	283	825	450	470	1035	650	280	1070	300	315	450	16-33
	350	14	92	310	900	480	490	1070	650	280	1140	300	315	510	16-36
	400	16	102	340	980	480	490	1190	650	280	1210	300	315	585	16-39
	450	18	114	380	1030	640	660				1335	575	714	610	20-39
	500	20	127	410	1105	640	660				1415	575	714	670	20-42

注：法兰标准： GB/T9113.1-2000 GB/T9113.2-2000 GB/T9115.1-2000 GB/T9115.2-2000
Attention to users: The sizes H1, H2, and H3 in the table can be extended according to the user's needs (long stem butterfly valve). If special materials are required for ordering, please specify.