Specific test methods for insulating and sheathing polyethylene and polypropylene compounds of electric cables. Elongation at break after pre-conditioning. Wrapping test after pre-conditioning. Wrapping test after thermal ageing in air. Measurement of mass increase. Long-term stability test. Test method for copper - catalyzed oxidative degradation
State system for ensuring the uniformity of measurements. Standard reference data. n-Tridecane. Thermophysical properties (density, heat capacity, enthalpy, entropy, sound velocity, thermal conductivity and viscosity coefficients) for the temperature range from the triple point to 700К at pressures up to 100 MPa
