PAUT Auto Detection System For Seamless Pipe

◆ Apply to the automatic detection of high value-added medium and small diameter pipes and bars, to detect the longitudinal and transverse defect of the steel pipe except for the blind zone; to test the delamination defects of the steel pipe except for the blind zone.

◆ Wall thickness monitoring of steel pipes except for the blind zone. The use of electronic scanning replace of mechanical action, reduce the disturbance factors in the detection process, improve the stability and accuracy of detection, a comprehensive alternative to conventional ultrasonic detection of various methods.

◆ The steel pipe forward in a straight line, with multiple phased array probes circling the periphery, using electronic scanning for high-density beam incidence in the circumferential direction. Multiple focusing laws can be configured for various standards.

◆ ASTM B338 Titanium and titanium alloy seamless pipes and welded pipes for heat exchangers and condensers

◆ ASME-V ASME Boiler and Pressure Vessel Code V Non-Destructive Testing

◆ ASTM E213 Ultrasonic Inspection Methods for Pipe

◆ ASTM A312 Seamless and welded austenitic stainless steel nominal pipes

◆ ASME SA-249/SA-249M Welded austenitic steel pipes for boilers, superheaters, heat exchangers and condensers

◆ EN 10217-7 Seamless steel pipes for pressure purposes. Technical conditions of delivery. Part 7: Stainless steel pipes

GB/T 12969.1 Ultrasonic Flaw Detection Methods for Titanium and Titanium Alloy Tubes and Pipes

GB/T 5777 Ultrasonic Flaw Detection and Inspection Methods for Seamless Steel Tube

GB/T 12771-2008 Stainless steel welded steel pipe for fluid transportation

◆ NB/T 47013 Non-destructive testing of pressurized equipment

YB/T 4082 Comprehensive performance test method for automatic ultrasonic flaw detection system of steel pipe

◆ Steel pipe linear conveying, tank-type mainframe

◆ The sensitivity of each channel is automatically calibrated by software, so that the reflected wave of each channel for the same defect reaches the same amplitude height.

◆ Real-time C-scan, realizing the accurate positioning of defects in two directions.

◆ S-scan arranges all channels of the same function together by different waveform color, making it easy to debug and pick the position with the highest reflected wave.

◆ Instantly displays the number of positives and rejects on the flaw detection instrument screen.

Detection function: longitudinal, transverse, oblique, delamination and thickness measurement

Circumferential sensitivity: ≤3dB

SNR ratio: ≥8dB

Omission rate: 0

False alarm rate: ≤ 1%
Stability: ≤2dB (within 8 hours)

◆ Phased array ultrasonic detection technology for seamless pipe and bar, ring concave array probe can be seamless pipe and bar full circumferential acoustic beam coverage, the use of electronic acoustic beam rotation replace of mechanical acoustic beam rotation, can greatly improve the stability of the system and equipment life.

◆ Phased array imaging detection, can have B-scan, D-scan, S-scan and C-scan at the same time, can be modeled to create 3D stereo graphics, defect image display.

◆ With electronic angle deflection, the angle is adjusted by software, simple debugging for changing specifications, meets the detection standards for seamless pipes and bars, reduces the mechanical design requirements, reduces debugging time, and improves production efficiency.

◆ Phased array technology can dynamic focus the acoustic beam, focusing depth continuously adjustable, flexible and convenient, greatly improve the sensitivity and resolution.

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