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JB/T 10441.3-2004 Crepe insulating papers for electrical purposes Part3:Technical specification via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 1981.5-2009 Varnishes used for electrical insulation—Part 5:Energy-saving fast curing melamine alkyd impregnating varnishes 120 (USD) via email in 1-3 business day VALID
GB/T 35679-2017 Measuring method for electromagnetic parameters of solid materials at microwave frequencies using waveguide 420 (USD) via email in 1-3 business day VALID
GB/T 17648-1998 Insulating liquids--Determination of the Partial Discharge Inception Voltage (PDIV)--Test procedure via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 10580-2003 STANDARD conditions for use prior to and during the testing of solid insulating materials via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
JB/T 10944-2010 Glass fibre reinforced pultruded profiles for electrical purposes-Core for composite insulator via email in please email coc@codeofchina.com for quotation
JB/T 6488.6-2002 Mica tapes-polyimide film-backed mica paper tapes 90 (USD) via email in 1-3 business day VALID
GB/T 11021-2007 Electrical insulation - Thermal classification 90 (USD) via email in 1-3 business day ABOLISHED
GB/T 5022-1998 Specification for rigid mica materials for heating equipment via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 1408.1-1999 Methods of test for electric strength of solid insulating materials—Tests at power frequencies via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 5019.5-2014 Insulating materials based on mica—Part 5:Rigid mica materials for heating equipment 120 (USD) via email in 1-3 business day VALID
GB/T 7113.2-2014 Flexible insulating sleeving—Part 2:Methods of test 960 (USD) via email in 1-8 business day VALID
GB/T 22566-2017 Electrical insulating materials and systems—General method of evaluation of electrical endurance under repetitive voltage impulses 240 (USD) via email in 1-3 business day VALID
ZB K 15023-1990 via email in ABOLISHED please email coc@codeofchina.com for quotation
JB 2721-1980 30 (USD) via email in 1-3 business day ABOLISHED
GB/T 13542.3-2006 Film for electrical insulation - Part 3: Biaxially oriented polypropylene films for capacitors via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB/T 10581-2006 Method of test for electrical resistance and resistivity of insulating materials at elevated temperatures via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
JB 2726-1980 60 (USD) via email in 1-3 business day ABOLISHED
ZB K 15017-1987 via email in ABOLISHED please email coc@codeofchina.com for quotation
DL/T 1001-2006 Technical specification of composite insulating high voltage outdoor-indoor bushing 180 (USD) via email in 1-3 business day VALID
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