Ultrasonic Testing Pipe Manufacturers OD:219-2020mm WT:6-30mm Punctual Delivery&Better ... 3589, IS1978 ,GB/T3091, GB/T9711,BS 1387UsageUsed for low pressure liquid delivery, such as water, gas, and oil.EndsSquare ends ... for your application!Various Testing report(including ultrasonic testing,X-ray testing,etc) can be issued as per your request! Ultrasonic Testing Pipe Tianjin Manufacturer