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Type 06425

Datasheet ID: CR_06425
Field of application chevron-down

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

Description chevron-down

Cryogenic Safety Valves, angle type, bronze, PN40

d0=7.0 & 10.5mm up to PN50, type tested TÃœV-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 06425.X.X000 to 06425.070X.X100), closed bonnet, with lifting device

"cleaned and degreased for oxygen service"

Part No. 06425.X.0000

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

Part No. 06425.X.2000

Inlet: male thread type R (BSPT) acc. to 7/1, Outlet: female thread type G (BSPP) acc. to ISO 228/1

Part No. 06425.X.5000

Inlet: male thread NPT acc. to ANSI B 1.20.1, Outlet: female thread type G (BSPP) acc. to ISO 228/1

Part No. 06425.X.6000

Inlet: male thread NPT acc. to ANSI B 1.20.1, Outlet: female thread NPT acc. to ANSI B 1.20.1

Certificates chevron-down
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
License of Special Equipment (China) (TS) chevron-down
ABS (Class Rules) chevron-down
25-0381115-PDA
Ukraine (Ukraine) chevron-down
Data sheets chevron-down
Operating Instructions chevron-down
Declarations of Conformity chevron-down
Transportable Pressure Equipment Directive (2010/35/EU) chevron-down
Pressure Equipment Directive (2014/68/EU) chevron-down
Pressure Equipment Safety Regulation 2016 (PESR 2016) chevron-down
More Information
Type (Series) 06425
Solution LNG, Air Gases
Solution Area Transport, Storage, Refueling, Processes
SKU CR_06425
Materials

Materials

DIN EN

ASME/ASTM

1

Outlet body

CC491K

SB 62 UNS C83600

2

Inlet body

1.4301

SA 479 Grade 304

3

Valve seal

PCTFE

1.4571

1.4541

A 313 Grade 316Ti (d07)

A 276 Grade 321 (d010.5)

4

Disc

CC493K

B 505 UNS C93200

5

Guide plate

CC493K

B 505 UNS C93200

6

Stem

CW453K

B 103 UNS C52100

7

Spring

1.4571

A 313 Grade 316Ti

8

Bonnet

1.4301

A 276 Grade 304

9

Spring clamp

CW614N

B 455 UNS C38500

10

Thread ring

CW614N

B 455 UNS C38500

11

Lifting cap

CW614N

B 455 UNS C38500

12

Lifting spring

1.4571

A 313 Grade 316Ti

13

Lifting stem

CW614N

B 455 UNS C38500

14

Lever

1.4408

SA351 CF8M
Versions

Type 06425

Technical data

Nominal size

GW

1/2

3/4

1/2

3/4

3/4

1

1

1-1/4

1-1/4

Orifice

d0

7.0

7.0

10.5

10.5

14.0

14.0

18.0

18.0

23.0

Dimension code

.X.

0704

0706

1004

1006

1406

1410

1810

1812

2312

Set pressure range

bar

0.4-50.0

0.4-50.0

0.4-50.0

0.4-50.0

0.4-40.0

0.4-40.0

0.4-40.0

0.4-40.0

0.4-10.0

Outlet

GA

1

1

1

1

1-1/4

1-1/4

1-1/2

1-1/2

1-1/2

Height

H

176

176

176

176

196

196

239

240

239

Length

A1

14

16

14

16

16

18

18

20

20

Length

L1

36

36

36

36

50

50

48

48

48

Length

L2

36.5

36.5

36.5

34.5

44

44

50.5

51.5

52

Wrench size across flats

S1

30

30

30

30

41

41

50

50

50

Wrench size across flats

S2

41

41

41

41

50

50

58

58

58

Weight

ca. kg

1.00

1.02

0.98

1.01

1.50

1.56

2.51

2.63

2.52

Coeff. of disch. from 3.0 bar

αw

0.78

0.78

0.69

0.69

0.66

0.66

0.66

0.66

0.54
Product Variants

Product Variants

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