DK-LOK VEX110 NEEDLE VALVES

Mã sản phẩm: DK-LOK VEX110

Giá: Liên hệ

Unique pressure reacting sealing system eliminates the need of packing adjustment.

Mô tả sản phẩm

DK-LOK VEX110 VAN KIM

DK-LOK VEX110 NEEDLE VALVES

Thông tin sản phẩm: DK-LOK VEX110

Features

  • Premium multiple four (4) sealing mechanism
  • Unique pressure reacting sealing system eliminates the need of packing adjustment.
  • Sealing cup swells up in system pressure for leak-tight operation.
  • Backseat stem design prevents stem blowout.
  • High precision machining provides low valve operating torque.
  • Stem packing below the threads prevents thread lubricant washout and media contamination.

Temperature and Pressure Ratings

 

Valve Material

Optional Valve O-ring

Designator

Standard Sealing Cup Material

Temp. Rating

°C (°F)

Pressure Rating @ 38 °C (100°F)

 

S316

KZ*

 

PEEK

- 30 ~ 250

(-22 ~ 482)

 

689 bar

(10 000 psi)

VT*

-30~204 (-22 ~399)

Material of Construction

#

Component

Material /ASTM

1

Body

S316/ A479, A276

2

Bonnet

S316/ A479, A276

3

Stem

S316/ A479, A276

4

Sealing Cup

Standard

Polyetheretherketon- PEEK

5

Packing

6

Upper

& Lower

O-ring seal

Kalrez or

Viton

7

Handle guide

Poly Oxy Methylene- Copolymer- POM C

8

Handle pin

 

S316/ A479, A276

9

Set screw

10

Bar Handle

11

Bonnet Locking Pin

Ordering Information and Table of Dimensions

Basic Ordering Number

End Connections

Orifice mm (in.)

 

Cv

Dimensions, mm (inch)

Inlet

Outlet

L

L1

L2

L3

H

P

In-line pattern

VEX110B-

MF-4N-*-S

1/4” Male NPT

1/4” Female NPT

 

 

4.76

(0.19)

 

 

0.75

88.9

(3.5)

44.45

(1.75)

44.45

(1.75)

 

-

90.0

(3.54)

71.5

(2.81)

MF-6N-*-S

3/8” Male NPT

3/8” Female NPT

MF-8N-*-S

1/2” Male NPT

1/2” Female NPT

Angle pattern

VEX110B-

MF-4N-A-*-S

1/4” Male NPT

1/4” Female NPT

50.8

(2.0)

15.87

(0.62)

34.93

(1.38)

36.6

(1.44)

90.0

(3.54)

71.5

(2.81)

MF-6N-A-*-S

3/8” Male NPT

3/8” Female NPT

MF-8N-A-*-S

1/2” Male NPT

1/2” Female NPT

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