High Pressure Check Valve

Size mm (inch)	Class-900					Class-1500				Class-2500
	A		B	(Wt 1)		A		B	(Wt 1)		A	B	(Wt 1)
	FE	BWE	B	FE	BWE	FE	BWE	B	FE	BWE	BWE	B	(Wt 1)
50	368	216	180	50	32	368	216	180	50	32	279	215	38
(2)	(14.5)	(8.5)	(7.1)	(110)	(71)	(14.5)	(8.5)	(7.1)	(110)	(71)	(11.0)	(8.5)	(84)
65	419	254	195	65	40	419	254	195	65	40	330	285	80
(2½)	(16.5)	(10.0)	(7.7)	(143)	(88)	(16.5)	(10.0)	(7.7)	(143)	(88)	(13.0)	(11.2)	(176)
80	381	305	235	75	52	470	305	235	90	52	368	320	120
(3)	(15.0)	(12.0)	(9.3)	(165)	(115)	(18.5)	(12.0)	(9.3)	(198)	(115)	(14.5)	(12.6)	(265)
100	457	356	270	102	67	546	406	265	132	83	457	390	205
(4)	(18.0)	(14.0)	(10.6)	(225)	(148)	(21.5)	(16.0)	(10.4)	(291)	(183)	(18.0)	(15.4)	(452)
125	559	432	310	195	110	673	483	310	245	105	533	475	400
(5)	(22.0)	(17.0)	(12.2)	(430)	(243)	(26.5)	(19.0)	(12.2)	(540)	(232)	(21.0)	(18.7)	(882)
150	610	508	325	215	140	705	559	325	345	135	610	570	615
(6)	(24.0)	(20.0)	(12.8)	(474)	(308)	(27.8)	(22.0)	(12.8)	(761)	(298)	(24.0)	(22.4)	(1366)
200	737	660	450	336	288	832	711	450	368	318	762	675	790
(8)	(29.0)	(26.0)	(17.7)	(741)	(635)	(32.8)	(28.0)	(17.7)	(811)	(701)	(30.0)	(26.6)	(1742)
250	838	787	525	467	394	991	864	525	465	388	-	-	-
(10)	(33.0)	(31.0)	(20.7)	(1030)	(869)	(39.0)	(34.0)	(20.7)	(1025)	(1325)	-	-	-
300	965	914	625	600	535	1130	991	625	835	850	-	-	-
(12)	(38.0)	(36.0)	(24.6)	(1323)	(1179)	(44.5)	(39.0)	(24.6)	(1841)	(1874)	-	-	-

Body/Cover / Hinge / bracket	ASTM A216 Gr. WCB, A217 Gr. WC6/WC9/C12A
Disc/Seat Ring	ASTM A216 Gr. WCB, WC6, WC9, C12A
Pressure Seal Ring	Expanded Graphite (Applicable for Pressure Seal Check Valves.)
Stud / Nut	ASTM A193 Gr. B7/B16/A194 Gr. 2H/7

Pressure rating	Class 900	Class 1500	Class 2500
Hyd. Shell	230 (3335)	384 (5568)	647 (9282)
Seat / Back Seat	169 (2451)	282 (4089)	474 (6873)
Min. Seat	42 (609)	70.5 (1022)	118.5 (1718)