This standard specifies the requirements, sampling, test methods, marking, labeling, packaging, transportation and storage of cork rubber sealing products for oil-immersed transformers and high-voltage electrical appliances. This standard applies to cork rubber sealing products for oil-immersed transformers and high-voltage electrical appliances and their supporting components.
HG/T 2812-1996 history
2005HG/T 2812-2005 Cork-rubber sealing articles Part 1 Used for transformer and electrical equipment of high voltage
1996HG/T 2812-1996 Cork rubber kiln seal products Part 1: For transformers and high voltage electrical appliances