Dual plate swing check valve | Cast iron | Wafer | Series 371

Dual-plate swing check valve with a cast iron body and acid-resistant disc.

Features:
Size: DN50–DN600
Connection: Between flanges PN10/16, Class 150 (PN20)
Temperature range: -10 °C to +110 °C
Maximum pressure: 16 bar (up to DN300), above that 10 bar
Installation: Horizontal or vertical (upward flow)
Low pressure loss
Epoxy coating RAL5005, thickness 80 µm
Minimum backpressure for tightness: 2 bar
Spring: Stainless steel
Bearing: PTFE

DN	H	H1	H2	Ø A	Ø B	Ø C	E°	Weight (kg)
50	54	14,4	43	109	70,5	60,5	0°	1,62
65	54	16,9	43	129	83,5	75,8	0°	2,3
80	57	19,9	45	144	91,5	80,5	0°	3,14
100	64	21	47	164	115,5	104,5	0°	4,5
125	70	22,3	51	194	142,5	130,3	0°	6,7
150	76	22,5	54	220	169,5	155,9	0°	9,05
200	95	28	69	275	220,5	201,2	0°	16
250	108	34	71	330	275,5	257,2	0°	26,9
300	143	37	100	380	325,5	303,3	0°	38,9
350	184	35	120	440	356	345,9	20°	80
400	191	37,5	123	491	406	388,6	20°	106
450	203	42,2	122,6	541	467	431,2	20°	128
500	213	39,5	132	596	514	486,8	25°	158
600	222	48,5	138,5	697	616	607,6	25°	225