Type 06446

Datasheet ID: CR_06446

Field of application

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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: -255°C / -427°F (18K) up to +185°C / +365°F (458K), with PCTFE-seal

up to +150°C / 302°F (423K), suitable for horizontal installation

Description

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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 (except d07, which is metal to metal seated only: in this case

the Part No. changes from 06446.X.X000 to 06446.070X.X100), closed bonnet, with lifting device

"¦cleaned and degreased for oxygen servive¦"

Part No. 06446.X.0000

Inlet: female thread type G (BSPP) acc. to ISO 228/1

Outlet: female thread type G (BSPP) acc. to ISO 228/1

Part No. 06446.X.X070

H2 - version with inlet body made of 1.4404/316L

Certificates

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Transportable Pressure Equipment Directive (2010/35/EU) chevron-down
ASME Code (ASME Code Section VIII) chevron-down
Canadian Registration Number (CRN) chevron-down
ClassNK (Class Rules) chevron-down
BV (Class Rules) chevron-down
RINA (Class Rules) chevron-down
Pressure Equipment Directive (2014/68/EU) chevron-down
TÜV Verband (Approval mark number) chevron-down
Lloyd's Register (Class Rules) chevron-down
ABS (Class Rules) chevron-down
Ukraine (Ukraine) chevron-down
DNV (Class Rules) chevron-down

Data sheets

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Operating Instructions

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Declarations of Conformity

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More Information
Type (Series) 06446
Solution LNG, Air Gases
Solution Area Transport, Storage, Refueling, Processes
SKU CR_06446
Materials

Materials

DIN EN

ASME/ASTM

1

Outlet body

1.4308

SA351 CF8

2

Inlet body

1.4301/

1.4404

A 479 Grade 304/316L

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

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

Versions

Type 06426

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

181

181

201

247

252

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

1.02

1.01

1.50

2.45

2.40

Coeff. of discharge from 3.0 bar

αw

0.78

0.69

0.66

0.66

0.54

Product Variants

Product Variants

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