Model: SFWTThis testing system is made to measure thermoplastic pipes resistance to external blows by these two test methods: 1. round-the-clock method 2. staircase method • Mass of strikers: 1.25Kg to 12.5Kg according to nominal outside diameter • Adjusted Height: up to at least 2000mm (in round-the-clock method) • Test temperature: 0°c • International standards: EN744, EN1411, ISO3127 and ASTMD2444 • Institute of Standard and Industrial Research of Iran (ISIRI) 9116 and 9119