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High pressure Safety Valve 428KY series

views:72     datetime:2017-06-02

■DA21H-200P Cryogenic Low Lift High Pressure Safety Valve




The main technical parameters:

Nominal diameter:

6~20mm

Nominal pressure:

20MPa

Applicable media:

LNG、LO2、LN2、LAr 

Proper temperature:

-196℃~+80℃

Seal Form:

Hard seal

Connection form:

Thread



Main parts materials:

Body::

CF8

Top:

06Cr19Ni10+Carbide

Seat:

06Cr19Ni10+Carbide

Spring:

12Cr18Ni9

Seal:

T2-M












Main dimensions and connection dimensions (mm)

       Size

Product Code

DN

L

L2

L3

D0

(Throat diameter)

M

Import takeover

M1

Export take over

428KY6

6

174

45

79

6

M24×2

Φ10×2

M24×1.5

Φ14×2

428KY10

10

193

50

84

8

M30×2

Φ14×3

M33×2

Φ22×3

428KY15

15

193

50

84

12

M36×2

Φ22×4

M33×2

Φ25×3

428KY20-1

20

320

70

100

15

M36×2

Φ25×4

M33×2

Φ25×3