ISO 16831:2012 PDF

Name: ISO 16831:2012 — Non-destructive testing — Ultrasonic testing — Characterization and verification of ultrasonic thickness measuring equipment
SKU: ISO 16831:2012
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Non-destructive testing — Ultrasonic testing — Characterization and verification of ultrasonic thickness measuring equipment

Название (английский):

ISO 16831:2012

Non-destructive testing — Ultrasonic testing — Characterization and verification of ultrasonic thickness measuring equipment

Статус документа:: Отменён
Формат:: Электронный (PDF)
Количество страниц:: 16
Дата публикации:: 23 марта 2012 г.
Издание:: ISO IS 16831 edition 1 version 1
ICS:: 19.100

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Описание (английский):

ISO 16831:2012 specifies methods and acceptance criteria for assessing the performance of instruments for measuring thickness using pulse-echo ultrasound. ISO 16831:2012 covers both direct (digital) reading and waveform display types using single or dual element probes. ISO 16831:2012 can be used for verifying equipment covered by EN 12668 when used for thickness measurement.

Abstract

Похожие стандарты

Стандарты, упомянутые в описании

Overview

ISO 16831:2012 - "Non‑destructive testing - Ultrasonic testing - Characterization and verification of ultrasonic thickness measuring equipment" specifies methods and acceptance criteria for assessing instruments that measure material thickness using pulse‑echo ultrasound. It applies to both direct (digital) readout and waveform‑display instruments using single or dual‑element probes, and can be used to verify equipment referenced in EN 12668 when used for thickness measurement.

Key topics and requirements

Performance assessment: Defines tests and acceptance criteria for ultrasonic thickness measuring equipment (see Clause 7 and Clauses 9–11 for Group 1–3 test categories).

Manufacturer documentation: The manufacturer’s technical specification must detail size, mass, power supply, probe sockets, battery life, operating temperature/voltage ranges, PRF, minimum/maximum measurable thickness, accuracy and resolution, display and data storage features (Clause 5).

Transmitter and receiver parameters: Pulse shape, peak voltage, rise time, gain control and frequency range of operation are required to be specified and verified (Clauses 5.4–5.5).

Calibration blocks: Specifies material and finish for verification blocks - steel S355J0 with defined heat treatment and a longitudinal wave velocity requirement (documented value), surface finish Ra ≤ 0.8 µm, and defined geometries for accuracy and resolution blocks (Clause 6).

Functional tests: Includes stability vs temperature, low battery warnings and operational time, PRF, minimum/maximum thickness limits, calibration mechanisms and storage, waveform display characteristics, and data output/printing (Clauses 9–11).

Traceability and marking: Equipment must be supplied with conformity documentation or accredited test reports, clear identification (manufacturer/type/serial number) and user instructions (Clause 4).

Practical applications

Verifying and certifying ultrasonic thickness gauges used for corrosion monitoring, maintenance inspections, pipeline and ship hull surveys, pressure vessel and structural steel thickness checks.

Establishing acceptance testing and routine calibration protocols in calibration laboratories and NDT service companies.

Ensuring instrument specifications meet job requirements for asset integrity programs in petrochemical, power generation, offshore and manufacturing sectors.

Related standards

EN 12668 (equipment and probe characterization)

ISO 16810, ISO 16811, ISO 16823, ISO 16826, ISO 16827, ISO 16828 - related ultrasonic testing standards referenced in the introduction

ISO 16831:2012 helps organizations standardize verification of thickness‑measuring instruments, improving measurement reliability and compliance across NDT workflows.

ISO 16831:2012 PDF

Abstract

Похожие стандарты

Overview

Key topics and requirements

Practical applications

Who should use ISO 16831:2012

Related standards

Технические детали

SIST EN ISO 16810:2025

Non-destructive testing - Ultrasonic testing - General principles (ISO 16810:2024)

BS EN ISO 16811:2025

Non-destructive testing. Ultrasonic testing. Sensitivity and range setting.

SIST EN ISO 16823:2025

Non-destructive testing - Ultrasonic testing - Through-transmission technique (ISO 16823:2025)

SIST EN ISO 16826:2025

Non-destructive testing - Ultrasonic testing - Testing for discontinuities perpendicular to the surface (ISO…

SIST EN ISO 16827:2025

Non-destructive testing - Ultrasonic testing - Characterization and sizing of discontinuities (ISO 16827:2025)

SIST EN ISO 16828:2025

Non-destructive testing - Ultrasonic testing - Time-of-flight diffraction technique for detection and sizing…