Cast Iron Flange Check Valve

Test:
Working pressure: 10K
Shell pressure: 21.1Kgf/cm2
Seat pressure: 15.0Kgf/cm2

Reference Standard of Cast Iron Flange Check Valve:
Design: MSS • SP-71
Pressure/Temperature Rating: ANSI B 16.1
Face to Face Dimensions: ANSI B 16.10
Flange End Dimensions: ANSI B 16.1
Wall Thickness: ANSI B 16.1
Valves Test: API 598
Face to face: JIS B2002
Flange drilled: JIS B2012

Main Parts and Materials of Cast Iron Flange Check Valve:

Body	Cast Iron (FC200)	Hinge Pin	Stainless Steel (SS304)
Bonnet	Cast Iron (FC200)	Packing	Not Asbestos
Disc	Cast Iron/Nbr (FC200)	Plug	Carbon Steel (SS41)
Seating Ring	Stainless Steel/Brass

Main Dimensions of Cast Iron Flange Check Valve: Class 150LB

Norminal	L	D	D1	b	N-d	H
diameter
40	165.1	127	98.6	14.2	4-16	110
50	203.2	152	120.7	15.8	4-19	130
65	215.9	178	139.7	17.5	4-19	140
80	241.3	191	152.4	19	4-19	150
100	292.1	229	190.5	23.9	8-19	160
125	330.2	254	215.9	23.9	8-22	190
150	355.6	279	241.3	25.4	8-22	250
200	495.3	343	298.5	28.5	8-22	250
250	622.3	406	362	30.2	12-25	310
300	698.5	483	431.8	31.8	12-25	340
350	787.4	533	476.3	35	12-29	450
400	914.4	597	539.8	36.6	16-29	520
450	914	635	577.9	39.6	16-32	550
500	1016	699	635	42.9	20-32	590

Main Dimensions of Cast Iron Flange Check Valve: JIS10K

Norminal diameter	50	65	80	100	125	150	200
L	203	216	240	292	330	355	495
D	152	175	185	210	250	280	330
H	112	127	140	154	186	208	240

Statement: this information is just for reference, for detailed information, please contact us.