Full Lift Safety Valves DN 20 - DN 200
PN 16 - PN 40 type 800.803

Range of application:
neutral and aggressive fluids, steam and gases.

Fig. 803

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Construction:
angle-form, TÜV-type tested,

H 1 =	closed bonnet, with lifting device, gas tight.
H 2 =	closed bonnet, without lifting device, gas tight.
H 3 =	open bonnet, with lifting device.

Materials:
see table

Operating pressure:
PN 16 - PN 40 (see table)

Flange connection:

GG =	DIN 2501, PN 16, DIN 2533 / EN 1092 – 2, PN 16
GS/VA =	inlet flange: DIN 2501, PN 40, DIN 2545 / EN 1092 – 1, PN 40
	outlet flange: DIN 2501, PN 16, DIN 2533 / EN 1092 – 1, PN 16

Special constructions:
disc with O-ring sealing in CR, EPDM, FPM,
with bellows seal in rubber or stainless steel,
body in GGG 40.3,
with high temperature spring for temperatures above 200°C,
stainless steel spring,
with heating jacket for viscous media,
with drain hole,
for pressure stages inlet PN 63 - PN 160, outlet PN 40,
DN 25 - DN 100 with PTFE-lining,
flanges acc. to ASME B16.5 class 150 - 2500.

DN	da	ØDe		ØDa	a	b	H₁	H₂	H₃	do	x ²)	p ¹)		weight approx. kgs
		PN 16	PN 40									GS (VA)	GG
20	40	105		150	95	85	219	217	218	18	150	40	16	9
25	40	115		150	100	105	234	232	233	23	150	40	16	9
32	50	140		165	110	115	331	315	325	29	200	40	16	12
40	65	150		185	115	140	372	356	366	37	250	40	16	16
50	80	165		200	120	150	419	403	413	46	300	40	16	22
65	100	185		220	140	170	529	481	526	60	350	40 (37)	16	32
80	125	200		250	160	195	606	558	603	74	400	32 (28)	16	56
100	150	220	235	285	180	220	663	615	660	92	450	40 (26)	16	75
125	200	250	270	340	200	250	663	615	660	98	450	28 (24)	16	85
150	250	285	300	405	225	285	739	735	735	125	450	25 (10)	16	131
200	300	340	375	375	300	290	1090	1090	1090	165	700	25	10	285
dimensions in mm ¹) p = max. set pressure in bar ²) x = recommended space over the top ( ) = in stainless steel with special spring

part	designation		material
1	body		GG 25	GS-C25	1.4408
2	seat ring		1.4404		1.4404
3	disc		1.4122		1.4404
4	guide washer		GGG / 1.4104		1.4404
5	stem		1.4021		1.4404
6	spring		steel		1.4310
7	adjusting screw		1.4104		1.4404
8	spring plate		steel		1.4404
9	bonnet		GGG		1.4408
10	cap	H₁	GGG		1.4404
		H₂	GGG		1.4404
		H₃	GGG		1.4404

Please quote the medium, concentration, temperature,
max. and min. working pressure in inquiries and orders.

We reserve the right to alter technical data.

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Full Lift Safety Valves DN 20 - DN 200 PN 16 - PN 40 type 800.803

Full Lift Safety Valves DN 20 - DN 200
PN 16 - PN 40 type 800.803