GB/T 12656-1990 Determination of electric strength at power frequence for capacitor paper

GB/T 12913-2008 Capacitor tissue paper

GB/T 450-2002 Paper and board—Sampling for testing GB/T 450-2008 Paper and board—Sampling for testing and identification of machine and cross direction,wire side and felt side GB/T 1408.1-1999 Methods of test for electric strength of solid insulating materials-Tests at power frequencies GB/T 1408.1-2006 Electrical strength of insulating materials—Test methods—Part 1:Tests at power frequencies GB/T 1408.1-2016 Insulating materials—Test methods for electric strength—Part 1:Test at power frequencies GB/T 1408.2-2006 Electrical strength of insulating materials—Test methods—Part 2:Additional requirements for tests using direct voltage GB/T 1408.2-2016 Insulating materials—Test methods for electric strength—Part 2:Additional requirements for tests using direct voltage GB/T 1408.3-2007 Electric strength of insulating materials—Test methods—Part 3:Additional requirements for 1.2/50 μs impulse tests GB/T 1408.3-2016 Insulating materials—Test methods for electric strength—Part 3:Additional requirements for 1.2/50μs impulse tests