GB/T 2951.41-2008 Common test method for insulating and sheathing materials of electric and optical cables.Part 41:Methods specific to polyethylene and polypropylene compounds.Resistance to environmental stress cracking.Measurement of the melt flow index.Carbon black and/o has been changed from GB/T 2951.8-1997 Common test methods for insulating and sheathing materials of electric cables. Part 4: Methods specific to polyethylene and polypropylene compounds. Section one: Resistance to environmental stress cracking--Wrapping test after thermal ageing in air--Mea.
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