... 2.54, CE, ISO 9001 and PICC are approved5, Size: φ20, 25, 32, 40, 50, 63,75mm;1. Healthy and non ... water temperature up to 95)3. Adopting hot welding connection for excellent welding quality of pipes andfittings,leakage effectively prevented4. Excellent ... steel pipes8. Variety of colors and excellent designs, suitable for in-wall and out-wallinstallations9. Excellent ability in chemical corrosion ...