YB/T 153-2015: Standard diagrams for macrostructure and defects in high quality structural steel continuous casting blank

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Scope

This standard specifies morphology features, causes, rating principles,
assessment methods and test reports of macrostructure-defects in high
quality structural steel continuous casting blank. This standard applies to the
assessment of cross-section acid etching macrostructure defects in
high-quality carbon structural steel, alloy structural steel and spring steel
continuous casting blank. Negotiated by both parties of supply-demand, it can
also be used to evaluate other steel continuous casting blank.
The size range of continuous casting blank applying to this standard includes.
continuous casting blank or rectangular blank with side length 100mm ~
550mm, continuous casting round blank with diameter 90mm ~ 1000mm
(hereinafter referred to as continuous casting blank). Continuous casting
blanks with other size can refer to this standard.

Basic Data

Standard ID	YB/T 153-2015 (YB/T153-2015)
Description (Translated English)	Standard diagrams for macrostructure and defects in high quality structural steel continuous casting blank
Sector / Industry	Ferrous Metallurgy Industry Standard (Recommended)
Classification of Chinese Standard	H24
Classification of International Standard	77.040
Word Count Estimation	99,995
Date of Issue	2015-04-30
Date of Implementation	2015-10-01
Older Standard (superseded by this standard)	YB/T 153-1999
Regulation (derived from)	Ministry of Industry and Information Technology Announcement (2015 No. 28)
Issuing agency(ies)	Ministry of Industry and Information Technology