ASTM E213 Standard Practice for Ultrasonic Testing of Metal Pipe and Tubing

    ASTM E213 Introduction

    ASTM E213 (Standard Practice for Ultrasonic Testing of Metal Pipe and Tubing) offers a systematic method for the identification of internal and external discontinuities of metal pipe and tubing by ultrasonic testing. Ultrasonic testing involves high-frequency sound waves to detect defects like cracks, pits, voids, and inclusions. Such defects may decrease the structural integrity and cause service failure. Hence, ASTM E213 assists manufacturers in making sure that the products are reliable and safe. In addition, the practice supports quality control, production inspection, and testing of tubular components in the most vital industries of oil, gas, and nuclear systems. 

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    Get Certified ASTM E213 Testing for Reliable Pipe and Tubing Inspection

    Quality inspection guarantees the safety and performance of pipes and tubes. Ultrasonic inspection is also certified to identify defects that are not visible during installation. Also, it reduces the likelihood of service failure. Professional laboratories with calibrated systems ensure accurate ultrasonic evaluation. 

    Scope of ASTM E213 Test Standard

    • Finds discontinuities in metal pipes and tubing.
    • Covers ultrasonic pulse-reflection methods.
    • Discusses both contact and non-contact testing.
    • Involves angle beam and phased array.
    • Applicable to pipes with a diameter of 1/2 inch (12.7 mm) and above.

    ASTM E213 Equipment and Sample Preparation 

    Ultrasonic Flaw DetectorGenerates and receives ultrasonic signals for defect detection
    TransducersEmit and receive high-frequency sound waves
    Reference StandardsContain artificial notches for system calibration

    Use of ASTM E213

    • Identifies defects within and on pipes.
    • Aids inspection in the manufacturing process.
    • Helps provide structural integrity of tubular products.
    • Helps in safety-critical systems like nuclear systems.
    • Allows the comparison of inspection results between batches.

    How Does Ultrasonic Pulse-Reflection Work in ASTM E213?

    Ultrasonic pulse-reflection injects sound waves into the material and measures reflected signals. Waves that come across discontinuities reflect some of the energy back to the transducer. The system has the ability to measure signal amplitude and time to identify defects. Consequently, this technique enables the detection of inner flaws with precision without ruining the specimen.

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    Why Are Reference Standards Important in ASTM E213?

    Reference standards provide uniformity in ultrasonic system calibration. The standard consists of artificial reflectors (longitudinal or transverse notches) that model actual defects and assist in varying sensitivity levels. This leads to better performance of the technicians in the provision of repeatable inspection results with regard to various samples.

    Common Challenges and Troubleshooting 

    The problems that technicians frequently encounter are improper calibration and inappropriate beam alignment. These issues may result in poor defect detection. Moreover, thin-wall tubes may generate spurious signals during inspection. But appropriate orientation of the beam and scanning parameters reduces these errors. Moreover, the use of reference standards constantly enhances reliability. To obtain good results, laboratories need to have their equipment that is properly calibrated and have standard procedures

    ASTM E213 Testing Technique Process, and Data Collection

    The testing starts with the calibration of the system using artificial reflectors as reference standards. The technicians then scan the pipe or tubing with ultrasonic transducers. The system records reflected signals of discontinuities in the material. The measurements of signal amplitude, location, and response patterns are part of data collection. Regular scanning provides complete coverage of the volume, as well as accurate defect detection.

    Testing Procedure and Requirements

    ASTM E213 involves ultrasonic pulse-reflection techniques to examine the entire volume of pipe and tubing. Technicians implant ultrasonic waves into the material either by contact or by immersion. Then they detect and analyze discontinuities. Artificially notched reference standards aid system calibration.

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    Other ASTM standards mentioned in this practice include ASTM E1774, E1065, E543, and 1316.

    Test TechniquePulse-reflection method using contact, non-contact, or immersion techniques
    Calibration StandardArtificial reflectors such as longitudinal and transverse notches
    Inspection CoverageFull volumetric examination with proper beam angle and shape
    Image showing a circumferential scan to search for axial (Longitudinal) discontinuities within pipe or tube walls using a search unit as described in ASTM E213 standard.
    Circumferential Scan to Search for Axial (Longitudinal) Discontinuities

    Analysis Results and Interpretation

    ASTM E213 records data in inch-pound units as the standard system. The results of the tests include signal amplitude, discontinuity locations, and inspection parameters. The existence of high signal responses is usually a sign that there are critical defects. Engineers compare these signals with reference standards to determine the severity of the defect. Proper interpretation aids in establishing the suitability of products in service conditions.

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    Link to ASTM E213 Standard

    FAQ

    Where can I get the astm e213 tested?
    You can share your astm e213 testing requirements with MaTestLab. MaTestLab has a vast network of material testing laboratories, spread across the USA and Canada. We support your all material testing needs ranging from specific astm e213 test to various testing techniques.
    Please contact us for a detailed quote for your astm e213 testing needs. Cost incurred to carry out different astm e213 testing methodology depends on the type of raw material; number of samples, coupons, or specimens; test conditions, turn around time etc. Costs of some ASTM testing methods start from $100 and the final value depends upon the factors listed above. Please contact us for the best and latest prices.
    The required number of samples or specimens should comply with the procedure given in the astm e213 standard. However, the MaTestLab operations team can assist you for your special requirements once you share your testing details with us.
    MaTestLab has a vast testing laboratory network, hence we bring you the best testing facilities in a cost-effective way. We offer considerable discounts (15-20%) to our returning customers based on test volume and frequency.
    The turnaround time for astm e213 test methodology depends upon the test procedure mentioned in the standard test document. However, we at MaTestLab understand your research requirements and hence try to get your test completed within the least possible time.
    Malhar Khole
    About Author
    Malhar Khole
    Malhar Khole is a Material Testing Associate at MaTestLab Inc. and holds a postgraduate degree in Material Science and Technology from IIT (BHU), Varanasi.
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