Class 125 Flanged Swing Check Valve

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Class 125 Flanged Swing Check Valve

Technical Features

Size: DN40-DN900/ 1.5"-36"
Working Pressure: Class 125
Design Standard: MSS SP-71
Test Standard: API 598
Flange Standard: Flange Standard: ASME 1 ANSI B16.1
Class 125 or 16.42 Class 150 or BS EN 1092-2 PN16
Face to Face Standard: ASME B16.10/ BS EN558-1
Working Temperature: -20°C to 180°C
Note: NSF 61 and NSF 372 approval available for 2"-24"

Valve Material List

NO.	Description	Material
1	Body	Cast lron /Ductile lron
2	Body Seat Ring	Brass
3	Disc Seat Ring	Brass
4	Disc	Ductile Iron
5	Washer	Carbon Steel
6	Locking Nut	Carbon Steel/ Stainless Steel
7	Arm	Ductile Iron
8	Hing Pin	Stainless Steel
9	Plug	Carbon Steel /Stainless Steel
10	Gasket	TFL/NBR
11	Gasket	NBR/ Graphite
12	Bolt	Carbon Steel/Stainless Steel
13	Bonnet	Ductile Iron

Dimensions

DN	INCH	∅D	L	b	∅D1	Z-∅d	H
40	1.5"	127	165	15	98.4	4-16	120
50	2"	152	203.2	16	120.7	4-19	137
65	2.5"	178	216	17.5	139.7	4-19	143
80	3"	191	241	19	152.4	4-19	154
100	4"	229	292	24	190.5	8-19	171
125	5"	254	330.2	24	215.9	8-22	204
150	6"	279.4	355.6	25.5	241.3	8-22	219
200	8"	343	495	30	298.5	8-22	258.9
250	10"	406	622	30	362	12-25.4	291
300	12"	483	698.5	32	431.8	12-25.4	326
350	14"	533	787	35	476.3	12-28.6	362
400	16"	597	914	37	539.8	16-28.6	389
450	18"	635	1016	39.7	577.9	16-32	450
500	20"	699	1016	43	635	20-32	518
600	24"	813	1219	48	749.5	20-35	617
750	30"	984	1422	54	914.5	28-35	763
900	36"	1168	1600	60.5	1085.9	32-41	960