... strength ,MPa ≥1512103Snap and elongation,% ≥3803803004transmutation70ºC×24h,% ≤35353523ºC×168h,% ≤2020205Tear strength 21 ,KN/m ≥3025256Brittleness ... temperature,ºC ≤-45-40-407Air aging 3170ºC×168hRigidity, HA ≤88--Tensile strength,MPa ... ≥1210Snap and elongation,% ≥300300100ºC×168hRigidity, HA ≤----8Tensile strength,MPa ≥9Snap and elongation,% ...