NACE TM 01 03 : 2003

1 General
2 Reagents
3 Base Material Properties
4 Testing Apparatus for Double-Beam Testing
5 Test Solutions
6 Double-Beam Test Specimen Preparation
7 Standard Double-Beam Testing Procedure
8 Evaluation of Double-Beam Test Specimens
9 Reporting of Double-Beam Test Results
10 Use of NACE Standard TM0177 for SOHIC Evaluation
References
Appendix A-Explanatory Notes on the Test Method
Appendix B-Optional Methods for Internal Crack Measurements
Appendix C-Recommended/Optional Procedures for Analysis of
           Materials and Environments
Appendix D-Safety Considerations in Handling H2S- and
           Cyanide-Containing Solutions
Figure 1-HIC in Carbon Steel Under No Applied Stress
Figure 2-SOHIC in Carbon Steel Under Applied Stress
Figure 3-Schematic Diagram of Typical Test Assembly for DB Testing
Figure 4-Full-Size Double-Beam Test Specimen Design
Figure 5-Orientation of Metallographic Sectioning Relative to
         Slotted-Beam Specimen
Figure 6-Schematic of Through-Thickness Crack Measurement
Figure B1-Method of Measuring Cracking Severity
Figure B2-Special Crack Location Coding System for 1/3, 2/3,
          and Full-Section Crack Analysis
Figure B3-Crack Location Codeshod) Exposed to Solutions A and B
Figure B4-Examples of Crack Length Measurements and Coding
Table 1a-NACE Uniform Material Condition Reporting Form
Table 1b-NACE Uniform Data Reporting Form for SOHIC
Table 2-Summary of Results from Orientation Study
Table B1-Crack Location Code Examples
Table C1-Typical Diffusible Hydrogen in Steels (in Accordance
         with AWS Met) Exposed to Solutions A and B

Defines the reagents, test specimens, testing apparatus, base material and test specimen properties, test solutions, test procedures, and test specimen evaluation procedures for a NACE standard double-beam (DB) test for SOHIC.