3The American Society of Mechanical Engineers. ASME B3 I. 3- 2008 process piping[S]. New York: ASME, 2008.
4The American Society of Mechanical Engineers. ASME B31.4- 2009 pipeline transportation systems for liquid hydrocarbons and other liquids [S]. New York: ASME, 2010.
5The American Society of Mechanical Engineers. ASME B31.8- 2010 gas transmission and distribution piping systems [S]. New York: ASME, 2010.