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Tube Fitting Union (Straight)

Tube Fitting Union (Straight)

Material:
Truelok® standard Compression Tube Fittings Unions are manufactured by using SS316 Bar Stock in accodance with ASTM A-479 and SS316 Forging in accordance with ASTM A-182. Fitting Union in other materials are available at customer's request.

  • Description

    Operating Temperature:
    Truelok® Compression Tube Fitting Unions provide safe and reliable performance from cyrogenic temperature to high temperature upto 380 °C.

     

    Working Pressure:
    The maximum working pressure of standard Compression Tube Fittings Unions when used in conjunction with annealed SS316 seamless tubing per ASTM A-213 or equivalent is shown below:

     

    Tube O.D.
    (inch)

    		 Wall Thickness (inch)
    0.020 0.028 0.035 0.049 0.065 0.083
    1/8" 6863 9967 12641      
    1/4"   4600 5891 8602 11688  
    3/8"     3777 5460 7571  
    1/2"     2768 3976 5423 7162

     

    Truelok

    Ordering Number

    T

    Tube O.D.

    A

    C

    D

    E

    Minimum Opening

    F

    Hex Flat

    G

    Hex Flat

    H

     

    inch

    inch

    inch

    inch

    inch

    inch

    inch

    inch

    U-062

    1/16

    0.99

    -

    0.34

    0.05

    5/16

    5/16

    0.69

    U-125

    1/8

    1.40

    0.60

    0.50

    0.09

    7/16 

     7/16

    0.88

    U-250

    1/4 

    1.61

    0.70

    0.60

    0.19

    1/2 

    9/16 

    1.03

    U-375

    3/8 

    1.77

    0.76

    0.66

    0.28

    5/8 

    11/16 

    1.19

    U-500

    1/2 

    2.02

    0.86

    0.90

    0.41

    13/16

    7/8 

    1.22

    U-750

    3/4

    2.11

    0.86

    0.95

    0.75

    1-1/16

    1-1/8

    1.30

    U-1000

    1

    2.55

    1.03

    1.22

    0.87

    1-3/8

    1-1/2

    1.58
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