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Type 06120, Type 06121

Datasheet ID: IN_06120_06121

Field of application

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Applications:

Provided as safety device for protection against excessive pressure

in pressure vessels.

Approved for gases, vapours and fluids.

Working temperatures: -10°C / +14°F (263K) up to +200°C / +392°F (473K)

Description

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Safety Valves, angle type, cast iron

type tested, TÃœV-SV.577. S/G/L

Standard safety valve

metal to metal seated, with lifting device

Flanged connection acc. to DIN EN 1092-1 PN16

Part No. 06120.X.0000

open bonnet

Part No. 06121.X.0000

closed bonnet

Available options - on request only:

· Disc with soft sealing

· Extended pressure and temperature ranges

Data sheets

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IN_06120_06121_en.pdf
More Information
Type (Series) 06120,06121
Solution Air Gases
Solution Area Storage, Processes
SKU IN_06120_06121
Materials

Materials

DIN EN

ASME/ASTM

1

Body

0.6025

A 48-83 Gr. 35B

2

Disc

1.4122

no reference

3

Stem

1.4021

A 276 Grade 420

4

Spring

1.1200

A 227

5

Bonnet

0.7040

A 536-87 Gr. 60-40-18

6

Lifting device

0.7040

A 536-87 Gr. 60-40-18
Versions

Type 06120, 06121

Technical data

Nominal size

DN

15

20

25

32

40

50

65

80

100

Orifice

d0

12

18

18

18

23

29

37

46

60

Dimension code

.X.

0150

0200

0250

0320

0400

0500

0650

0800

1000

Set pressure range

bar

0.2-16

0.2-16

0.2-16

0.2-16

0.2-16

0.2-16

0.2-16

0.2-16

0.2-16

Flange diameter

D

95

105

115

140

150

165

185

200

220

Height Type 06120

H

310

315

320

325

335

360

470

525

605

Height Type 06121

H

305

310

315

320

330

355

475

530

590

Length

L1

90

95

100

105

115

125

145

155

175

Length

L2

90

95

100

105

115

125

145

155

175

Weight

ca. kg

5.0

6.0

6.0

8.0

9.0

12.0

15.0

20.0

33.0

Coeff. of discharge gases, vapours

αw

0.29

0.29

0.38

0.38

0.38

0.38

0.38

0.38

0.38

Coeff. of discharge fluids

αw

0.19

0.19

0.25

0.25

0.25

0.25

0.25

0.25

0.25
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