1.1 These test methods cover the chemical analysis of manganese-copper alloys having chemical compositions within the following limits: Element | Concentration Range, % | Copper | 68.0 to 72.0 | Manganese | 28.0 to 32.0 | Carbon | 0.03 max | Iron | 0.01 max | Phosphorus | 0.01 max | Silicon | 0.05 max | Sulfur | 0.01 max |
1.2 The test methods appear in the following order: | Sections | Iron by the 1,10-Phenanthroline Photometric Method | 11-20 | Manganese by the (Ethylenedinitrilo) Tetraacetic Acid (EDTA-Back-Titrimetric Method | 21.27 | Phosphorus by theMolybdivanadophosphoric Acid Extraction Photometric Method | 28.38 |
1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. For precaution to be observed in the use of certain reagents, refer to Practices E 50. A specific precautionary statement is given in 24.7. |
E29-22 | Standard Practice for Using Significant Digits in Test Data to Determine Conformance with Specifications |
D1193-06(2018) | Standard Specification for Reagent Water |
E88-11(2017) | Standard Practice for Sampling Nonferrous Metals and Alloys in Cast Form for Determination of Chemical Composition |
E173-93 | Practice for Conducting Interlaboratory Studies of Methods for Chemical Analysis of Metals (Withdrawn 1997) |
E135-23a | Standard Terminology Relating to Analytical Chemistry for Metals, Ores, and Related Materials (Includes all amendments and changes 7/17/2023). |
E60-11(2022)e1 | Standard Practice for Analysis of Metals, Ores, and Related Materials by Spectrophotometry (Includes all amendments and changes 6/29/2022). |
E55-23 | Standard Practice for Sampling Wrought Nonferrous Metals and Alloys for Determination of Chemical Composition |
E50-17 | Standard Practices for Apparatus, Reagents, and Safety Considerations for Chemical Analysis of Metals, Ores, and Related Materials |
E1601-19 | Standard Practice for Conducting an Interlaboratory Study to Evaluate the Performance of an Analytical Method |
|