H44J swing rubber lined check valve

Follow the specification	STANDARD
Design and Manufacturing	GB/T 12235, GB/T12236
Structural length	GB/T 12221, JB/T 96
Flange dimensions	JB/T 78, JB/T 79
Pressure test	GB/T 13927
Signs	GB/T 12220
Availability	GB/T 12252

Three, H44J swing type rubber lined check valve features:
Flange connection check valve
design and manufacture in line with Chinese national standards
Basic structure formation: swing type, straight through lifting
nominal pressure: PN1.0~1.6 (MPa)
Nominal diameter: DN15~500 (mm)
Basic model: H41F3, H41F46, H44F3, H44F4
Four, H44J swing type rubber lined check valve connection size:

Nominal diameter		Standard value							Reference values
DN (mm)	NPS (inch)	L1	D	D1	D2	f	b	Z - Φ d	Do	H	WT (Kg)
DN (mm)	NPS (inch)	PN0.6 Pa
15	1/2	130	80	55	40	2	12	4 - Φ 12	105	55	4
20	Three quarters of	150	90	65	50	2	14	4 - Φ 12	115	58	5
25	1	160	100	75	60	2	14	4 - Φ 12	128	60	6
32	1 1/4	180	120	90	70	2	16	4 - Φ 14	145	75	7
40	1 1/2	200	130	100	80	3	16	4 - Φ 14	160	82	8
50	2	230	140	110	90	3	16	4 - Φ 14	178	95	10
65	2 1/2	290	160	130	110	3	16	4 - Φ 14	205	105	20
80	3	310	185	150	125	3	18	4 - Φ 18	230	120	25
100	4	350	205	170	145	3	18	4 - Φ 18	255	135	30
125	5	400	235	200	175	3	20	8 - Φ 18	305	158	50
150	6	480	260	225	200	3	20	8 - Φ 18	345	180	65
200	8	495	315	280	255	3	22	8 - Φ 18	415	215	137
250	10	600	370	335	310	3	24	12 - Φ 18	490	240	150

Nominal diameter		Standard value							Reference values
DN (mm)	NPS (inch)	L1	D	D1	D2	f	b	Z - Φ d	B	H	WT (Kg)
DN (mm)	NPS (inch)	PN1.0 MPa
15	1/2	130	95	65	45	2	14	4 - Φ 14	105	55	5
20	Three quarters of	150	105	75	55	2	16	4 - Φ 14	115	58	7
25	1	160	115	85	65	2	16	4 - Φ 14	128	60	9
32	1 1/4	180	135	100	78	2	18	4 - Φ 18	145	75	11
40	1 1/2	200	145	110	85	3	18	4 - Φ 18	160	82	13.5
50	2	230	160	125	100	3	20	4 - Φ 18	178	95	18
65	2 1/2	290	180	145	120	3	20	4 - Φ 18	205	105	22
80	3	310	195	160	135	3	22	4 - Φ 18	230	120	28
100	4	350	215	180	155	3	22	8 - Φ 18	255	135	34
125	5	400	245	210	185	3	24	8 - Φ 18	305	158	58
150	6	480	280	240	210	3	24	8 - Φ 23	345	180	72
200	8	495	335	295	265	3	26	8 - Φ 23	415	215	150
250	10	622	390	350	320	3	28	12 - Φ 23	490	240	165
PN1.6 MPa
15	1/2	130	95	65	45	2		14	110	55	6
20	Three quarters of	150	105	75	55	2		16	120	58	7.8
25	1	160	115	85	65	2		16	135	60	10
32	1 1/4	180	135	100	78	2		18	150	75	12.5
40	1 1/2	200	145	110	85	3		18	165	82	14.5
50	2	230	160	125	100	3		20	185	95	19.5
65	2 1/2	290	180	145	120	3		20	210	105	25.5
80	3	310	195	160	135	3		22	235	120	30
100	4	350	215	180	155	3		24	260	135	36
125	5	400	245	210	185	3		26	310	158	62
150	6	480	280	240	210	3		28	350	180	78
200	8	495	335	295	265	3		30	420	215	156
250	10	600	405	355	320	3		32	505	240	172

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H44J swing rubber lined check valve

Overview of the H44J swing rubber lined check valve: The check valve is an automatic valve that automatically opens and closes the valve flap to prevent the reverse flow of the medium by relying on the flow of the medium itself.Two, H44J swing type rubber lined check valve technical specifications: