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Safety Valve 28K Series

views:62     datetime:2016-12-07

■DA21F-25/40P Cryogenic Low Lift Safety Valve




The main technical parameters:

Nominal diameter:

10~25mm

Nominal pressure:

2.5、4.0MPa

Applicable media:

LNG、LO2、LN2、LAr

Proper temperature:

-196℃~+80℃

Seal Form:

Soft seal

Connection form:

Thread



Main parts materials:

Body:

CF8

Top:

06Cr19Ni10+PCTFE

Seat:

06Cr19Ni10

Spring:

12Cr18Ni9

Seal:

PCTFE











Main dimensions and connection dimensions (mm)

      Size

Product Code

DN

L

L2

L3

D0

(Throat diameter)

M

mport takeover

M1

Export take over

28K10

10

95

24

57

10

M16×1

Φ13×2

M20×1.5

Φ14×2

28K15

15

112

30

67

12

M27×2

Φ18×2

M27×2

Φ18×2

28K20

20

120

35

67

16

M30×2

Φ22×2

M30×2

Φ22×2

28K25

25

148

40

81

20

M36×2

Φ28×3

M39×1.5

Φ32×2.5

28K25-2

25

148

40

81

20

M39×2

Φ32×3.5

M39×1.5

Φ32×2.5