HC41X energy saving shuttle check valve

Nominal pressure (MPa)		1.0	1.6
Seal test pressure (MPa)		1.1	1.76
Shell test pressure (MPa)		1.5	2.4
Applicable temperature (C)		80 ºC or less
Materials	Body	HT200, 304
	Guide bushing	HT200, 304
	Disc	HT200, 304
	Seal ring	Rubber
	Spring	Stainless steel

Three, HC41X noise check valve manufacturing standard:
Design specification: GB/T 12233
Structure length: GB/T 12221
Connection flange: JB/T 79,HG20592,GB9113,ANSI
test and inspection: JB/T 9092,GB/T13927
Pressure-temperature: GB/T 9131
Product identification: GB/T 12220
Four, HC41X noise reduction check valve size:

Nominal diameter DN(mm)	L	PNl0						PNl6						PN25
Nominal diameter DN(mm)	L	b	f	D2	D	D1	Z - phi d	b	f	D2	D	D1	Z - phi d	b	f	D2	D	D1	Z - phi d
40	100	18	2	85	150	110	4 to 18	18	2	85	150	110	4 to 18	18	2	85	150	110	4 to 18
50	100	20	3	102	165	125	4 to 18	20	3	102	165	125	4 to 18	20	3	99	165	125	4 to 18
65	120	20	3	122	185	145	4 to 18	20	3	122	185	145	4 to 18	22	3	118	185	145	8 to 18
80	140	22	3	133	200	160	8 to 18	22	3	133	200	160	8 to 18	24	3	132	200	160	8 to 18
100	160	24	3	158	220	180	8 to 18	24	3	158	220	180	8 to 18	24	3	156	235	190	8-22
125	180	26	3	184	250	210	8 to 18	26	3	184	250	210	8 to 18	26	3	184	270	220	8-26
150	200	26	3	212	285	240	8-22	26	3	212	285	240	8-22	28	3	211	300	250	8-26
200	220	28	3	268	340	295	8-22	30	3	268	340	295	12 and 22	30	3	274	360	310	12-26
250	240	28	3	320	395	350	12 and 22	32	3	320	405	355	12-26	32	3	330	425	370	12-30
300	280	28	4	370	445	400	12 and 22	32	4	370	460	410	12-26	34	4	389	485	430	16 and 30
350	320	30	4	428	500	460	16-22	36	4	428	520	470	16 and 26	38	4	450	555	490	16-33
400	360	32	4	482	565	515	16 and 26	38	4	482	580	525	16-80.	40	4	505	620	550	16-86.
450	400	32	4	532	615	565	20 to 26	40	4	532	640	585	20-30	42	4	555	670	600	20-36
500	440	34	4	585	670	620	20 to 26	42	4	585	715	650	20-33	44	4	615	730	660	20-36

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