DANA PIROOZ KISH

Type 05412 - Check Valve

Cryogenic-Check Valves, PN50

Bronze body and cap with spring, opening pressure ca. 0.1 bar "cleaned and degreased for oxygen service"

Part No. 05412.X.0007
Complete with brazed stainless steel stubs acc. to DIN EN 10216-5 or ASTM A312

Applications:
Approved for air gases, vapours and cryogenic liquefied gases incl. LNG.
Working temperature: -196°C / -321°F (77K) up to +120°C / +248°F (393K)

Materials		DIN EN	ASTM
1	Body	CC491K	B 62 UNS C83600
2	Valve seal	PTFE / Carbon filled (25%)
3	Disc	CW614N	B 283 UNS C38500
4	Spring	CW452K	B 159 UNS C51900
5	Bonnet gasket	PTFE
6	Bolts	1.4301/A2	A 194 B8
7	Cap	CC493K	B 505 UNS C93200
8	Stainless steel stubs	1.4306	A 312 TP304L

Standard marking acc. to Pressure Equipment
Directive 97/23/EG (PED).

Type 05412 - Standard design	Technical data
Nominal size	DN	10	10	15	20	25	32	40	50
Dimension code	.X.	1012	1017	1521	2027	2533	3242	4048	5060
Face-to-face dimension	FF	210	210	235	235	265	265	290	310
Height	H	71	71	71	72	75	87	95	95
Outside pipe-Ø ISO 1127	RA	12.0	17.2	21.3	26.9	33.7	42.4	48.3	60.3
Wall thickness pipe ISO 1127	a	1.0	2.3	2.6	2.9	3.2	3.2	3.6	3.6
Outside pipe-Ø ASTM A312	RA	-	17.15	21.34	26.67	33.40	42.16	48.26	60.33
Wall thickness pipe ASTM A312	a	dimensions acc. to S10 or S40
Weight	ca. kg	0.8	0.8	1.1	1.4	2.0	2.8	4.5	6.5
Kvs-Value	m³/h	2.2	2.2	4.3	6.7	11.5	12.1	22.6	37.1
Cv-Value	gal/min	2.6	2.6	5.0	7.8	13.4	14.1	26.3	43.2