I.D.  | 
    O.D.  | 
    W.P.  | 
    W.P.  | 
    MIN.B.P.  | 
    W.T.  | 
  ||||
Dash  | 
    In.  | 
    mm  | 
    mm  | 
    MPa  | 
    psi  | 
    MPa  | 
    psi  | 
    mm  | 
    g/m  | 
  
-3  | 
    3/16  | 
    4.8  | 
    13.5  | 
    150  | 
    21750  | 
    450  | 
    65250  | 
    200  | 
    450  | 
  
-4  | 
    1/4  | 
    6.3  | 
    14.8  | 
    150  | 
    21750  | 
    450  | 
    65250  | 
    220  | 
    530  | 
  
-5  | 
    5/16  | 
    7.9  | 
    16.4  | 
    150  | 
    21750  | 
    450  | 
    65250  | 
    250  | 
    640  | 
  
-6  | 
    3/8  | 
    9.5  | 
    20.4  | 
    150  | 
    21750  | 
    450  | 
    65250  | 
    250  | 
    1000  | 
  
-8  | 
    1/2  | 
    12.7  | 
    23.6  | 
    150  | 
    21750  | 
    450  | 
    65250  | 
    300  | 
    1180  |