GB/T 14999.2-2012
Test methods for superalloys.Part 2:Verification of transverse macro-structures and defect by etch (English Version)

Standard No.: GB/T 14999.2-2012
Language: Chinese, Available in English version
Release Date: 2012
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 14999.2-2012
Replace: GB/T 14999.2-1994

Scope: This part of GB/T 14999 specifies the types and characteristics of common defects and inhomogeneous structures of superalloy transverse low-magnification structures, sample interception and preparation, sample etching, inspection and evaluation, result presentation methods, inspection reports, etc. This part is applicable to the transverse low-magnification microstructure inspection of high-temperature alloy ingots, melt inspection materials, forging (rolling) billets or pieces. Other products can refer to implementation.

GB/T 14999.2-2012 Referenced Document

GB/T 14999.1 Test method for superal loys.Part 1:Verification of longitudinal macro-structures and defect by etch

2012 GB/T 14999.2-2012 Test methods for superalloys.Part 2:Verification of transverse macro-structures and defect by etch
1994 GB/T 14999.2-1994 Methods of acid etch test for transvese macro-structures of heat-resisting superalloys