Wafer Butterfly Swing Check Valves

Details

① Main material: carbon steel, stainless steel, alloy steel
② Nominal diameter: DN50 to DN1000
③ Pressure range: 1.0MPa~16.0MPa
④ Operating temperature: -29℃~+600℃
⑤ Drive mode: Automatic.
⑥ Application scope: It can be used in water supply, sewage, construction, food, electric power, medicine, metallurgy, light textile, energy and other fluid pipelines to prevent the medium from backflow.

Application of Standards

① The design and manufacture of cast steel clamped check valves comply with JB/ T8937 and GB/T 12224, while those of forged steel clamped check valves follow JB/T 7746.
③ Inspection and testing shall comply with GB/T 13927 and GB/T 26480.
④ The paired flange connection complies with the standards JB/T79, HG/T20592, and GB/T9113.
⑤ Structure length: JB/T8937
⑥ Temperature and pressure rating: GB/T12224

Product specifications

Main Components Material

		Material
Order number	Part name	Stainless steel	Cast steel
1	Valve body	CF8	WCB
2	Valve seat	CF8+STL	WCB+STL
3	Valve clack	CF8+STL	WCB+STL
4	Hinge pin	304	2Cr13
5	Spring	InconelX-750	InconelX-750
6	Stop selling	304	2Cr13
7	Nut bolt	A193 B8	35CrMoA
8	Pad	PTFE	PTFE
9	Guide bushing	304	2Cr13

product-414-237

Main Size Data

PN1.6MPa

DN	50	65	80	100	125	150	200	250	300	350	400	450	500	600	700	800
L	60	67	73	73	86	98	127	146	181	184	191	203	219	222	305	305
D	108	128	142	162	192	218	273	329	384	444	496	556	618	732	802	912
D1	51	65	80	102	127	152	203	254	305	350	400	450	500	600	965	796
D2	56	73	88	108	132	160	210	266	310	355	405	455	505	605	700	800

PN2.5MPa

DN	50	65	80	100	125	150	200	250	300	350	400	450	500	600	700	800
L	60	67	73	73	86	98	127	146	181	184	191	203	219	222	305	305
D	108	128	142	168	194	224	284	341	401	458	515	565	622	732	831	942
D1	51	65	80	102	127	152	203	254	305	350	400	450	500	600	965	796
D2	56	73	88	108	132	160	210	266	310	355	405	455	505	605	700	800

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Wafer Butterfly Swing Check Valves

Application of Standards

Product specifications

Main Components Material

Main Size Data

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Contact usif have any question

DN	50	65	80	100	125	150	200	250	300	350	400	450	500	600	700	800
L	60	67	73	73	86	98	127	146	181	184	191	203	219	222	305	305
D	108	128	142	162	192	218	273	329	384	444	496	556	618	732	802	912
D1	51	65	80	102	127	152	203	254	305	350	400	450	500	600	965	796
D2	56	73	88	108	132	160	210	266	310	355	405	455	505	605	700	800

DN	50	65	80	100	125	150	200	250	300	350	400	450	500	600	700	800
L	60	67	73	73	86	98	127	146	181	184	191	203	219	222	305	305
D	108	128	142	168	194	224	284	341	401	458	515	565	622	732	831	942
D1	51	65	80	102	127	152	203	254	305	350	400	450	500	600	965	796
D2	56	73	88	108	132	160	210	266	310	355	405	455	505	605	700	800

DN	50	65	80	100	125	150	200	250	300	350	400	450	500	600	700	800
L	60	67	73	73	86	98	127	146	181	184	191	203	219	222	305	305
D	108	128	142	162	192	218	273	329	384	444	496	556	618	732	802	912
D1	51	65	80	102	127	152	203	254	305	350	400	450	500	600	965	796
D2	56	73	88	108	132	160	210	266	310	355	405	455	505	605	700	800

DN	50	65	80	100	125	150	200	250	300	350	400	450	500	600	700	800
L	60	67	73	73	86	98	127	146	181	184	191	203	219	222	305	305
D	108	128	142	168	194	224	284	341	401	458	515	565	622	732	831	942
D1	51	65	80	102	127	152	203	254	305	350	400	450	500	600	965	796
D2	56	73	88	108	132	160	210	266	310	355	405	455	505	605	700	800

DN	50	65	80	100	125	150	200	250	300	350	400	450	500	600	700	800
L	60	67	73	73	86	98	127	146	181	184	191	203	219	222	305	305
D	108	128	142	162	192	218	273	329	384	444	496	556	618	732	802	912
D1	51	65	80	102	127	152	203	254	305	350	400	450	500	600	965	796
D2	56	73	88	108	132	160	210	266	310	355	405	455	505	605	700	800

DN	50	65	80	100	125	150	200	250	300	350	400	450	500	600	700	800
L	60	67	73	73	86	98	127	146	181	184	191	203	219	222	305	305
D	108	128	142	168	194	224	284	341	401	458	515	565	622	732	831	942
D1	51	65	80	102	127	152	203	254	305	350	400	450	500	600	965	796
D2	56	73	88	108	132	160	210	266	310	355	405	455	505	605	700	800