DANA PIROOZ KISH

Type 06445

Cryogenic Safety Valves, angle type, stainless steel, PN40
d₀=7.0 & 10.5mm up to PN50
type tested TÜV-SV.1111. S/G

Standard safety valve, with PCTFE valve seal (D₀7 = Metal to metal seated), closed bonnet, with lifting device "cleaned and degreased for oxygen service"

Part No. 06445.X.0000
Inlet: male thread type G (BSPP) acc. to ISO 228/1, Outlet: female thread type G (BSPP) acc. to ISO 228/1
Part No. 06445.X.2000
Inlet: male thread type R (BSPT) acc. to 7/1, Outlet: female thread type G (BSPP) acc. to ISO 228/1
Part No. 06445.X.5000
Inlet: male thread NPT acc. to ANSI B 1.20.1, Outlet: female thread type G (BSPP) acc. to ISO 228/1
Part No. 06445.X.6000
Inlet: male thread NPT acc. to ANSI B 1.20.1, Outlet: female thread NPT acc. to ANSI B 1.20.1

Applications:
Provided as safety device for protection against excessive pressure in stationary and moveable gas cylinders and pressure vessels. Approved for air gases, vapours and cryogenic liquefied gases incl. LNG.
Working temperature: -196°C / -321°F (77K) up to +185°C / +365°F (458K), with PCTFE-seal up to +150°C / 302°F (423K), suitable for horizontal installation

Materials		DIN EN	ASME/ASTM
1	Outlet body	1.4308	SA351 CF8
2	Inlet body	1.4301	A 479 Grade 304
3	Valve seal	PCTFE
4	Disc (D₀7 only)	1.4571	A 479 Grade 316Ti
4	Disc	1.4541	A 276 Grade 321
5	Guide plate	1.4301	A 479 Grade 304
6	Stem	1.4301	A 479 Grade 304
7	Spring	1.4571	A 313 Grade 316Ti
8	Bonnet	1.4301	A 276 Grade 304
9	Spring clamp	1.4301	A 479 Grade 304
10	Thread ring	1.4301	A 479 Grade 304
11	Lifting cap	1.4301	A 479 Grade 304
12	Lifting spring	1.4571	A 313 Grade 316Ti
13	Lifting stem	1.4301	A 479 Grade 304
14	Lever	1.4408	SA351 CF8M

Essential:

Valves are delivered at a set pressure,
therefore when ordering please confirm set
pressure, medium and temperature.

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

Type 06425	Technical data
Nominal size	GW	1/2	3/4	1/2	3/4	3/4	1	1	1-1/4	1-1/4
Orifice	d₀	7.0	7.0	10.5	10.5	14.0	14.0	18.0	18.0	23.0
Dimension code	.X.	0704	0706	1004	1006	1406	1410	1810	1812	2312
Set pressure range	bar	0.4-50.0	0.4-50.0	0.4-50.0	0.4-50.0	0.4-40.0	0.4-40.0	0.4-40.0	0.4-40.0	0.4-10.0
Outlet	GA	1	1	1	1	1-1/4	1-1/4	1-1/2	1-1/2	1-1/2
Height	H	176	176	176	176	196	196	239	240	239
Length	A₁	14	16	14	16	16	18	18	20	20
Length	L₁	36	36	36	36	50	50	48	48	48
Length	L₂	36.5	36.5	36.5	34.5	44	44	50.5	51.5	52
Wrench size across flats	S₁	30	30	30	30	41	41	50	50	50
Wrench size across flats	S₂	41	41	41	41	50	50	58	58	58
Weight	ca. kg	1.00	1.02	0.98	1.01	1.50	1.56	2.51	2.63	2.52
Coeff. of disch. from 3.0 bar	α_w	0.78	0.78	0.69	0.69	0.66	0.66	0.66	0.66	0.54

Dimensions in mm.

Set pressure in bar (ü)	GW	1/2 & 3/4	1/2 & 3/4	3/4 & 1	1 & 1-1/4	1-1/4
	d₀ (mm)	7.0	10.5	14.0	18.0	23.0
	A₀ (mm²)	38.48	86.6	153.9	254.5	415.3
	Medium	Air
0.4		24	43	77	122	157
0.5		27	49	87	141	178
1.0		40	77	130	216	287
1.5		54	101	178	290	375
2.0		65	126	219	362	472
3.0		88	175	299	494	660
4.0		110	220	375	620	829
5.0		133	266	452	748	999
6.0		156	311	529	874	1168
7.0		178	356	605	1001	1337
8.0		202	402	679	1130	1510
9.0		224	447	684	1257	1680
10.0		247	493	760	1387	1853
12.0		293	583	992	1641	-
14.0		338	674	1146	1895	-
16.0		384	764	1300	2149	-
18.0		429	855	1453	2403	-
20.0		479	954	1623	2682	-
22.0		525	1045	1778	2939	-
24.0		571	1136	1933	3195	-
25.0		594	1182	2010	3324	-
26.0		617	1228	2088	3452	-
28.0		662	1319	2243	3708	-
30.0		715	1423	2421	4002	-
32.0		761	1516	2577	4261	-
34.0		807	1608	2734	4520	-
36.0		854	1700	2891	4779	-
38.0		900	1792	3047	5038	-
40.0		954	1900	3231	5342	-
42.0		1001	1993	-	-	-
44.0		1048	2086	-	-	-
46.0		1094	2179	-	-	-
48.0		1141	2272	-	-	-
50.0		1198	2385	-	-	-