ASTM E1805-21 Standard Test Method for Determination of Gold in Copper Concentrates by Fire Assay Gravimetry

Scope: ASTM E1805-21 is used for the determination of gold in copper concentrates in the content range from 0.2 μg/g to 17 μg/g. Test Procedure  ASTM E1805-21 test is carried out in eight steps. Initially, the clay fire assay crucible is prepared for the test in which inquartation of the sample is done. Then for...

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ASTM E1771-07 Determination of Copper in Anode and Blister Copper

Scope: ASTM E1771-07 is a standard test method to evaluate the content of copper in commercial anode and blister copper. This method covers the necessary procedures to electrolytically determine the copper content. Test Procedure: After dissolution of the sample, the solution is evaporated to dryness and fumes are expelled by heat. The salt is dissolved...

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ASTM E1681-03 Standard Test Method for Determining Threshold Stress Intensity Factor for Environment-Assisted Cracking of Metallic Materials

Scope: ASTM E1681-03 test method covers the determination of the environment-assisted cracking threshold stress intensity factor parameters, KIEAC and KEAC, for metallic materials. Materials tested by ASTM E1681-03 test method are not limited by thickness or by strength as long as specimens are of sufficient thickness and planar size to meet the size requirements of...

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ASTM E780–06 Measuring the Insulation Resistance of Mineral-Insulated, Metal-Sheathed Thermocouples, and Thermocouple Cable at Room Temperature

Scope: When subjected to high temperatures, thermocouples produced from thermocouple cable that has been polluted by moisture or other impurities may experience significant changes in thermoelectric qualities or fail catastrophically. Manufacturers and users of mineral-insulated, metal-sheathed thermocouples or thermocouple cables use ASTM E780 – 06 to verify the measured insulation resistance values to meet the...

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ASTM E736-00 Cohesion/Adhesion of Fire-Resistive Materials

Scope: ASTM E736 test method purpose is to identify an SFRM property that can be utilized to determine its in-place serviceability. Procedure: A metal or plastic cap with a hook is used to determine cohesion/adhesion. An appropriate adhesive is used to secure the cap on the SFRM. Manually increasing load is applied as measured by...

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ASTM E646 − 07 Tensile Strain-Hardening Exponents of Metal

Scope: In a uniaxial tension test, this test method is useful for finding the strain at the commencement of necking. In practice, it serves as an empirical criterion for assessing the relative importance of various factors comparable to metallic systems’ stretch formability. Procedure The decreased portion of the specimen’s original thickness is measured and recorded...

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ASTM E643 − 09 Ball Punch Deformation of Metallic Sheet Material

Scope: The deformation of a ball punch is a regularly used test to assess and evaluate the formability of metallic sheet materials. The most common mode of deformation is biaxial stretching. Stretching is the primary method of formation in these tests. Procedure As a lubricant, commercially available petroleum jelly is used only. The specific surface...

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ASTM E604 – 83 Tear Testing of Metallic Materials

Scope: In research and development, ASTM E604 – 83 is helpful to assess the effects of metallurgical variables like composition, processing, or heat treatment. It is also helpful in fabricating procedures like forming and welding on the dynamic rip fracture resistance of new or existing materials. To determine the suitability of a material for a...

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ASTM E601-07a Measuring Electromotive Force Stability of Base-Metal Thermoelement Materials

Scope: ASTM E601-07a test method covers the emf properties of base-metal thermoelements. The stability and reliability of materials can be determined. The platinum’s temperature gradient, velocity, thermoelectric inhomogeneity, and stability can be determined through this method; this aids in quality control, performance evaluation, and research. Procedure: The thermoelement junction is prepared by welding the junctions...

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ASTM E581-10 Chemical Analysis of Manganese-Copper Alloys

Scope: ASTM E581-10 test method covers the testing of iron by the 1,10-Phenanthroline Photometric method, Manganese by the Tetraacetic Acid, and Phosphorous by the Molybdivanadophosphoric Acid Extraction Photometric Method. The stiffness of the material, recovery of the deformed portion, strain calculation, functioning, product assessment, transformation temperatures, quality control, specification acceptance, and research are dealt with...

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ASTM E536 – 08 Chemical Analysis of Zinc and Zinc Alloys

Scope: These test techniques for the chemical analysis of zinc metals and alloys are primarily designed to serve as referee procedures for determining whether materials meet compositional standards. Procedure: The solution is buffered, and disodium (ethylenedinitrilo) tetraacetate (EDTA) is added after the material is dissolved in hydrochloric acid. Standard zinc solution is used to titrate...

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ASTM E 517 – 00 Plastic Strain Ratio r for Sheet Metal

Scope: When sheet metal is exposed to either tensile or compressive stresses in the plane of the sheet, the plastic strain ratio r is a parameter that reflects its capacity to resist thinning or thickening. The r-value is used to determine the drawability of sheet metal. It’s especially useful for assessing materials for parts where...

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ASTM E478 – 08 Standard Test Methods for Chemical Analysis of Copper Alloys

Scope: ASTM E478 – 08 is of great significance as it is considered as a reference method to test materials for compliance with compositional specifications. It is often performed by trained specialists who are capable of performing laboratory procedures skillfully and safely. Procedure: The analytical procedures appear in the following sections: Test Method Section Aluminum...

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ASTM D7035-10 Analysis of airborne particulate matter for metals and metalloids by ICP-AES

Scope: ASTM D7035-10 method is used where area sampling is required and the presence of airborne particles in inhalable or respirable fractions needs monitoring and control. It uses ICP-AES for analysis, which requires expertise in the interpretation of spectral and matrix interferences and knowledge of procedures for their correction. The method covers alternative methods for...

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ASTM A108-18 Steel Bar, Carbon and Alloy, Cold-Finished

Scope: ASTM A108-18 test method covers the characteristics of cold-finished bars.  The texture, imperfections, colorization, and presentation are focused.  The method proceeds with the quality check, heat treatment, and testing of the chemical composition of materials.  The results obtained from this method help in quality control, research, and performance evaluation of various cold-finished bars. Procedure:...

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