... 3.Supporting tube technology: advanced expanding-type pipe fitting ensures the reliability of technical connected.UV protection ... 20°C,hoop stress12.0Mpa:1h,not cracking,no leakage 95°C,hoop stress 4.8Mpa,1h ... ,hoop stress 4.7Mpa,22h,not cracking,no leakage 95°C,hoop stress4.6Mpa,165h,not ... cracking,no leakage 95°C,hoop stress4.4Mpa,1000h,not cracking,no leakageCE certifacation uv protection pex pipe in ...