better

DIN Check Valve

Feature：convenient maintain、beautiful appearance、durable using
Suitable：electrical station、natural gas、ammonia、freezing system、hot-oil system、hot-water
Standard：Connection dimension：DIN3202；Flange standard：DIN2543-DIN2546；
　　　　 Test and inspection：DIN3230-75

FUNCTION & DIMENSION

DN	L	H	Kv	WEIGHT Kg
DN	L	H	Kv	PN16	PN25	PN40
15	130	70	5.7	2.4	3.5	3.8
20	150	70	7.8	3.0	4.4	4.9
25	160	80	11.8	3.8	5.0	5.9
32	180	80	17.9	5.7	6.0	7.1
40	200	85	27.5	7.4	8.0	10.4
50	230	95	48.0	10.3	11.0	12.3
65	290	110	77.6	15.2	16.0	22.7
80	310	130	109.0	20.4	21.0	28.5
100	350	155	168.0	31.0	32.0	40.0
125	400	165	251.0	49.0	51.0	64.0
150	480	215	389.0	69.0	70.0	90.0
200	600	285	664.0	132.0	136.0	170.0
250	730	325	1017.0	198.0	218.0	240.0
300	850	365	1446.0	278.0	330.0	370.0

PN	1.6MPa	2.5MPa	4.0MPa
SHELL INTENSITY	2.4MPa	3.8MPa	6.0MPa
SEAL TEST	1.8MPa	2.8MPa	4.4MPa
SUITABLE TEMPERATURE	-20～350℃
SUITABLE MEDUIM	water、steam、oil, etc

PART NAME	BODY & BONNET	DICS	SEAL FACE	BOLT
MATERIAL	GS-C25	2Cr13	2Cr13、STL	Carbon steel
	1Cr18Ni9Ti	1Cr18Ni9Ti	1Cr18Ni9Ti、STL	1Cr18Ni9Ti
	CF3、CF8 CF3、CF8	SS316	304L、304、316L、316、STL	1Cr18Ni9Ti

Product type

DIN Check Valve