I.D.  | 
    O.D.  | 
    W.P.  | 
    MIN.B.P.  | 
    W.T.  | 
  |||
Dash  | 
    In.  | 
    mm  | 
    mm  | 
    MPa  | 
    psi  | 
    mm  | 
    g/m  | 
  
-3  | 
    3/16  | 
    5  | 
    7.86  | 
    27.5  | 
    4000  | 
    51  | 
    90  | 
  
-4  | 
    1/4  | 
    6.  | 
    8.64  | 
    24.1  | 
    3260  | 
    76  | 
    90  | 
  
-5  | 
    5/16  | 
    8  | 
    11.05  | 
    20.7  | 
    3000  | 
    102  | 
    130  | 
  
-6  | 
    3/8  | 
    10  | 
    12.65  | 
    18.3  | 
    2600  | 
    127  | 
    150  | 
  
-8  | 
    1/2  | 
    13  | 
    15.40  | 
    16.1  | 
    2300  | 
    140  | 
    200  | 
  
-10  | 
    5/8  | 
    16  | 
    18.40  | 
    13.8  | 
    2000  | 
    165  | 
    270  | 
  
-12  | 
    3/4  | 
    19  | 
    22.1  | 
    11.4  | 
    1600  | 
    203  | 
    330  | 
  
-16  | 
    1  | 
    25  | 
    29.75  | 
    6.9  | 
    1000  | 
    305  | 
    520  |