YB/T 4002-1991
Low-magnification structural defect rating chart of continuous cast steel billet (English Version)

Standard No.

YB/T 4002-1991

Language

Chinese, Available in English version

Release Date

1991

Published By

Professional Standard - Ferrous Metallurgy

Status

Be replaced 2013-09

Replace By

YB/T 4002-2013

Latest

YB/T 4002-2013

YB/T 4002-1991 history

• 2013 YB/T 4002-2013 Standard diagrams for macrostructure and defects in continuous casting billets
• 1991 YB/T 4002-1991 Low-magnification structural defect rating chart of continuous cast steel billet