I.D.  | 
    O.D.  | 
    W.P.  | 
    W.P.  | 
    W.T.  | 
  ||||
Dash  | 
    In.  | 
    mm  | 
    mm  | 
    MPa  | 
    psi  | 
    MPa  | 
    psi  | 
    g/m  | 
  
-4  | 
    1/4  | 
    6  | 
    13  | 
    2  | 
    300  | 
    6  | 
    900  | 
    160  | 
  
-5  | 
    5/16  | 
    8  | 
    15  | 
    2  | 
    300  | 
    6  | 
    900  | 
    200  | 
  
-6  | 
    3/8  | 
    10  | 
    17  | 
    2  | 
    300  | 
    6  | 
    900  | 
    220  | 
  
-8  | 
    1/2  | 
    13  | 
    21  | 
    2  | 
    300  | 
    6  | 
    900  | 
    340  | 
  
-10  | 
    5/8  | 
    16  | 
    25  | 
    2  | 
    300  | 
    6  | 
    900  | 
    450  | 
  
-12  | 
    3/4  | 
    19  | 
    29  | 
    2  | 
    300  | 
    6  | 
    900  | 
    570  | 
  
-16  | 
    1  | 
    25  | 
    35  | 
    2  | 
    300  | 
    6  | 
    900  | 
    740  | 
  
-20-  | 
    1 1/4  | 
    32  | 
    44  | 
    2  | 
    300  | 
    6  | 
    900  | 
    920  | 
  
-24  | 
    11/2  | 
    38  | 
    52  | 
    2  | 
    300  | 
    6  | 
    900  | 
    1080  | 
  
-32  | 
    2  | 
    51  | 
    66  | 
    2  | 
    300  | 
    6  | 
    900  | 
    1650  |