ASTM D4715-98
Historical Standard: ASTM D4715-98 Standard Test Method for Coking Value of Tar and Pitch (Alcan)
SUPERSEDED (see Active link, below)
ASTM D4715
1. Scope
1.1 This test method covers the determination of the coking value of tar and pitch having an ash content not over 0.5%, as determined by Test Method D2415.
1.2 Coking values by this test method are higher than those obtained by Test Method D 2416. See the bias statement in Section 13.
1.3 The values stated in inch-pound units are to be regarded as the standard.
1.4 This standard does not purport to address all of the safety problems, 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.
2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.
ASTM Standards
D850 Test Method for Distillation of Industrial Aromatic Hydrocarbons and Related Materials
D2415 Test Method for Ash in Coal Tar and Pitch
D2416 Test Method for Coking Value of Tar and Pitch (Modified Conradson)
D4296 Practice for Sampling Pitch
E11 Specification for Woven Wire Test Sieve Cloth and Test Sieves
Keywords
Alcan; coke-forming; coking value; fixed carbon; pitch; residue; tar;
ICS Code
ICS Number Code 75.140 (Waxes, bituminous materials and other petroleum products)
DOI: 10.1520/D4715-98
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