What is the sonic pipe?
Is the necessary and essential part of modern bridge construction.Using a sonic log pipe we can test a pile's quality. It will enter the internal body of the pile just as a channel when the cast-in-place pile has an ultrasonic test. It's an important part of cast-in-place pile ultrasonic test system.          
OD(mm)             Wall Thickness(mm)                Length
 46               2.0,2.5,2.75,3.0,3.5            5.8, 9, 11.8
 50               2.0,2.5,2.75,3.0,3.5            5.8, 9, 11.8
 54               2.0,2.5,2.75,3.0,3.5            5.8, 9, 11.8
 57               2.0,2.5,2.75,3.0,3.5            5.8, 9, 11.8
Advantages:
? No wastage – standard lengths ? No Electricity/Welding/Threading
? Fast & Light handling by workers
? Easy fixing to rebar cage ? No weather limitations
? Patented & designed for sonic testing ? 100% tested in factory
? Easy visual inspection on site ? Optional mechanical crimping