DANA PIROOZ KISH

Type 06395

Safety Valves, angle type, bronze, type tested TÜV-SV.910. S/G

Standard safety valve, open bonnet, with lifting device and enlarged outlet Outlet: female thread type G (BSPP) acc. to ISO 228/1

Part No. 06395.X.2000
(Inlet: male thread type G (BSPP ) acc. to ISO 228/1)
metal to metal seated for saturated steam, air and similar gases
Working temperature: -10°C / +14°F (263K) up to +225°C / +437°F (498K)
Part No. 06395.X.2500
(Inlet: male thread type G (BSPP ) acc. to ISO 228/1)
with PTFE/carbon filled valve seal for saturated steam, air and similar gases
Working temperature: -10°C / +14°F (263K) up to +185°C / +365°F (458K)
Part No. 06395.X.2600
(Inlet: male thread type G (BSPP ) acc. to ISO 228/1)
with EPDM valve seal for saturated steam, air and similar gases
Working temperature: -10°C / +14°F (263K) up to +185°C / +365°F (458K)

Available options - on request only: external parts nickel plated

Applications:
Provided as safety device for protection against excessive pressure in pressure vessels and steam boilers.

Materials		DIN EN	ASME/ASTM
1	Body	CC491K	B 62 UNS C83600
2	Inlet body	1.4301	A 276 Grade 304
3	Valve seal	PTFE/Carbon filled or EPDM
4	Disc metal seated	1.4541	A 276 Grade 321
4a	Disc soft seated	CW614N	B 249 UNS C38500
5	Stem	CW614N	B 249 UNS C38500
6	Bonnet	CW614N	B 249 UNS C38500
7	Spring	1.4571	A 313 Grade 316Ti
8	Lifting device	CW614N	B 249 UNS C38500
9	Closing cap	CW507L	B 36 UNS C26800

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 06395	Technical data
Nominal size	GW	1/2	3/4	1	1-1/4
Orifice	d₀	15	18	23	28
Dimension code	.X.	0400	0600	1000	1200
Set pressure range metal seated	bar	0.5-25	0.5-25	0.5-25	0.5-12
Set pressure range PTFE seal	bar	0.5-25	0.5-25	0.5-25	0.5-12
Set pressure range EPDM seal	bar	0.5-3	0.5-7	0.5-4.6	0.5-6
Outlet	GA	1	1-1/4	1-1/2	2
Height	H	151	177	206	236
Length	L₁	36	50	48	58
Length	L₂	48	59	69	82
Wrench size across flats	S₁	32	41	50	55
Wrench size across flats	S₂	41	50	58	70
Weight	ca. kg	0.755	1.3	1.95	3.15
Coeff. of discharge from 3.0 bar	α_w	0.64	0.58	0.57	0.66

Dimensions in mm.

Discharge capacities
Calculation of mass flow acc. to AD2000-Merkblatt A2

Medium:
Air in m³/h at 0°C and 1013.25 mbar
Saturated steam in kg/h

The capacity indicated below is for a fully opened valve.

d₀- orifice
A₀ - flow area

Set pressure in bar (ü)	GW	1/2	3/4	1	1-1/4	1/2	3/4	1	1-1/4
	d₀ (mm)	15.0	18.0	23.0	28.0	15.0	18.0	23.0	28.0
	A₀ (mm²)	176.7	254.5	415.5	615.5	176.7	254.5	415.5	615.5
	Medium	Air				Saturated steam
0.5		92	130	204	335	76	108	170	277
1.0		142	197	317	522	113	158	251	418
2.0		235	317	509	862	186	250	398	681
3.0		333	434	697	1196	260	339	540	934
4.0		417	545	875	1501	324	423	673	1165
5.0		503	657	1055	1810	388	507	806	1396
6.0		589	768	1233	2116	452	590	940	1624
7.0		674	879	1411	2422	515	672	1074	1852
8.0		761	993	1594	2736	578	755	1203	2079
9.0		846	1105	1773	3043	641	837	1335	2306
10.0		934	1219	1956	3356	704	919	1466	2532
12.0		1105	1442	2314	3971	830	1083	1732	2984
14.0		1276	1665	2672	-	955	1247	1994	-
16.0		1447	1888	3030	-	1081	1411	2256	-
18.0		1618	2112	3389	-	1206	1573	2517	-
20.0		1806	2357	3783	-	1331	1737	2779	-
22.0		1979	2583	4144	-	1456	1900	3042	-
24.0		2152	2808	4506	-	1583	2065	3301	-
25.0		2238	2921	4687	-	1643	2145	3432	-