STN - Slovenské národní normy

Všeobecné skúšobné metódy káblových izolačných a plášťových materiálov. 4. časť: Metódy špecifické pre polyetylénové a polypropylénové zmesi. 1. oddiel: Odolnosť proti praskaniu pri pôsobení prostredia. Skúška navíjania po tepelnom starnutí na vzduchu. Meranie indexu toku taveniny. Stanovenie obsahu sadzí a/alebo obsahu minerálnej zložky v PE.

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Insulating and sheathing materials of electric and optical cables. Common test methods. Part 4-1: Methods specific to polyethylene and polypropylene compounds. Resistance to environmental stress cracking. Measurement of the melt flow index. Carbon black and/or mineral filler content measurement in polyethylene by direct combustion. Measurement of carbon black content by termogravimetric analysis (TGA). Assessment of carbon black disper

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Insulating and sheathing materials of electric and optical fibre cables. Common test methods. Part 4: Methods specific to polyethylene and polypropylene compounds. Section 2: Tensile strength and elongation at break after pre-conditioning. Wrapping test after thermal ageing in air. Measurement of mass increase. Long-term stability test. Test method for copper-catalysed oxidative degradation

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Commont test methods for insulating and sheating materials of electric cables. Part 4: Methods specific to polyethylene and polypropylene compounds. Section Two: Elongation at break after pre-conditioning. Wrapping test after pre-conditioning. Wrapping test after thermal ageing in air. Measurment of mass increase. Long-term stability (Appendix A). Test method for coppercatalysed oxidative degradation (Appendix B)

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Insulating and sheathing materials of electric and optical fibre cables. Common test methods. Part 4: Methods specific to polyethylene and polypropylene compounds. Section 2: Tensile strength and elongation at break after pre-conditioning. Wrapping test after thermal ageing in air. Measurement of mass increase. Long-term stability test. Test method for copper-catalysed oxidative degradation

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Insulating and sheathing materials of electric and optical fibre cables. Common test methods. Part 4: Methods specific to polyethylene and polypropylene compounds. Section 2: Tensile strength and elongation at break after pre-conditioning. Wrapping test after thermal ageing in air. Measurement of mass increase. Long-term stability test. Test method for copper-catalysed oxidative degradation

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Insulating and sheathing materials of electric and optical cables. Common test methods Part 4-2: Methods specific to polyethylene and polypropylene compounds. Tensile strength and elongation at break after conditioning at elevated temperature. Wrapping test after conditioning at elevated temperature. Wrapping test after thermal ageing in air. Measurement of mass increase. Long-term stability test. Test method for copper-catalyzed

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Test methods for cables and cords. Test 05. Thickness measurement of metal sheaths

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Winding wires. Test methods. Part 5: Electrical properties

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