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Type 06441

Datasheet ID: CR_06441
Field of application

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

Certificates
EAC - Eurasian Conformity (010/2011)
EAC - Eurasian Conformity (032/2013)
Lloyd's Register (Class Rules)
ABS (Class Rules)
20-2042586-PDA
Transportable Pressure Equipment Directive (2010/35/EU)
ASME Code (ASME Code Section VIII)
Canadian Registration Number (CRN)
Gost Ukraine (Gost Ukraine)
ClassNK (Class Rules)
Korean Gas Safety (KGS)
RINA (Class Rules)
Pressure Equipment Directive (2014/68/EU)
TÜV Verband (Approval mark number)
Operating Instructions
More Information
Solution LNG, Air Gases
Solution Area Transport, Storage, Refueling, Processes
SKU CR_06441
Materials

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

1.4571

1.4541

A 313 Grade 316Ti (d07)

A 276 Grade 321 (d010.5)

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

Cap

1.4301

A 479 Grade 304
Versions

Type 06441

Technical data

Nominal size

GW

1/2

1/2

3/4

1

1-1/4

Orifice

d0

7.0

10.5

14.0

18.0

23.0

Dimension Code

.X.

0704

1004

1406

1810

2312

Set pressure range

bar

0.4-50.0

0.4-50.0

0.4-40.0

0.4-40.0

0.4-10.0

Outlet

GA

1

1

1-1/4

1-1/2

1-1/2

Height

H

145

145

164

195

200

Length

L1

36

36

50

48

48

Length

L2

41.5

41.5

49

59.5

65

Wrench size across flats

S1

36

36

41

50

50

Wrench size across flats

S2

41

41

50

58

58

Weight

ca. kg

0.80

0.795

1.25

1.87

1.79

Coeff. of discharge from 3.0 bar

αw

0.78

0.69

0.66

0.66

0.54

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