... as petroleum,chemical industry,boiler,pressure vessels,railway transportation,metal structure,water supply facilities and aerospace engineering,etc.7 ... & Model No. Quantity Number of Year(s) Used Condition Ultrasonic Thickness Gauge LA30, TT100E 4 12.0 Acceptable Steel Measure Tape Xiangpai ... X-ray Flaw Detector XXH3205P 2 4.0 Acceptable Ultrasonic Flaw Detector HUD30 1 3.0 Acceptable Production Flow: ...