GB/T 7736-2008: Ultrasonic inspecting method for macro-structure and imperfection of steel

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Scope

This Standard specifies the terms and definitions, method principle, inspection
methods, requirements and preparation of comparative test pieces, inspection
equipment and its debugging, inspection conditions and procedures, result
evaluation and inspection report of ultrasonic inspection for macro-structure
and imperfection of steel.
This Standard applies to ultrasonic inspection of macro-structure imperfection
in rolled, forged steel (blank) with simple cross sections, such as square,
rectangular, and circle.

Basic Data

Standard ID	GB/T 7736-2008 (GB/T7736-2008)
Description (Translated English)	Ultrasonic inspecting method for macro-structure and imperfection of steel
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	H26
Classification of International Standard	77.040.20
Word Count Estimation	11,160
Date of Issue	2008-09-11
Date of Implementation	2009-05-01
Older Standard (superseded by this standard)	GB/T 7736-2001
Quoted Standard	GB/T 226; GB/T 1979; GB/T 11259; GB/T 12604.1; JB/T 10061; JB/T 10062
Regulation (derived from)	National Standard Approval Announcement 2008 No.16 (Total No.129)
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary	This standard specifies the low times stronger than steel ultrasonic flaw inspection of terms and definitions, principle of the method, test methods, requirements and preparation for a test block, inspection equipment and commissioning, inspection conditions and procedures, outcome assessment, inspection reports. This standard applies to square, rolling simple circular cross-section, etc., , rectangular forged steel products (billets) low magnification ultrasonic testing defect, also applies to other steel parts, blank defect inspection.