GB/T 20935-2025 in English

VALID

Metal materials—Method of electromagnetic acoustic inspection

Issued on:2025-08-29
Implemented on:2026-03-01
File Format:PDF
Delivery:Via email within 5 business days

Price(USD)： $375.00
$364.00

Standard No:	GB/T 20935-2025
Document status:	VALID
Title in English:	Metal materials—Method of electromagnetic acoustic inspection
Title in Chinese:	金属材料电磁超声检测方法
Language:	English
File Format:	Electronic (PDF)
Delivery:	Via email within 5 business days
Issued on:	2025-08-29
Implemented on:	2026-03-01
Superseding:	GB/T 20935.1-2018 Metal materials—Method of electromagnetic acoustic inspection—Part 1: Standard guide for electromagnetic acoustic transducers (EMATs) GB/T 20935.2-2018 Metal materials—Method of electromagnetic acoustic inspection—Part 2: Standard practice for ultrasonic testing using electromagnetic acoustic transducer (EMAT) techniques GB/T 20935.3-2018 Metal materials—Method of electromagnetic acoustic inspection—Part 3: Standard practice for ultrasonic surface examinations using electromagnetic acoustic transducer (EMAT) techniques
ICS Classification:	77.040.20-Non-destructive testing of metals
Chinese Classification:	H26-Metal nondestructive testing method
Professional Classification:	GB-National Standard
Related Keywords:	electromagnetic acoustic inspection scopethis document metal materials method electromagnetic ultrasonic transducers electromagnetic sound waves electromagnetic
Related Topics:	Material aging detection method Metal Strontium Test Method Methods for detecting heavy metals Current heavy metal detection methods Heavy metal detection method Heavy metal trace detection method Metal material inspection method New heavy metal detection method 8 methods of metal material detection Ultra-Low Emission Testing Method Wild heavy metal detection method How to use the ultrasound machine metal electrolysis method Polymer material detection method Detection method of heavy metal lead Method for selecting k value for ultrasonic testing

《GB/T 20935-2025金属材料电磁超声检测方法》由TC183（全国钢标准化技术委员会）归口，TC183SC19（全国钢标准化技术委员会钢产品无损检测分会）执行，主管部门为中国钢铁工业协会。

Scope

This document specifies the principles, general requirements, testing equipment, specimens, testing methods, result determination, and test reporting for ultrasonic testing using electromagnetic ultrasonic transducers (EMAT). This document applies to thickness measurement and surface testing of materials (including ferromagnetic and non-ferromagnetic metals) using electromagnetic sound waves. Testing using other wave types should refer to this document.

More samples: YD/T 3934-2021 GB 18306-2015 DL/T 5154-2012

Sample only — not a preview of GB/T 20935-2025

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