4Norsworthy R. Rating underground pipeline tape and shrink sleeve coating systems[J]. Materials Performance, 1999(11) : 40-46.
5Norsworthy R. Coatings used in conjunction with cathodic protection-"Fait/Safe" pipeline coating systems [J]. Materials Performance, 2004(6) : 34- 38.
6Ruschau G R, Chen Y. Determining the CP shielding behavior of pipeline coatings in the laboratory[C]// Corrosion 2006, NACE International, Houston, Paper No. 06043,4.
7Kirby Drive. A review of gas industry pipeline coating praetices[C]//Pipeline Research Council International, Published by Technical Toolboxes, Inc. , 3801, Houston, 1988 : 3 --4.
8Nunez S, Eastman A D, Babnick R J. Cathodic protection shielding definition[C]//AGA Corrosion Supervisory Committee, 1989.
9Neal D. Pipeline coating failure-not always what you think it is[C]//NACE Corrosion, 2000,Paper 00755.
10NACE Standard RP0169- 2002. Control of external corrosion on underground or submerged metallic piping systems[C]//Houston TX: NACE International, 77084--4906 : 4.