D – 96a Standard Test Method for Calculated Cetane Index by Four Variable Equation, cetane, cetane index, diesel fuel. An American National StandardDesignation: D – 03 Standard Test Method for Calculated Cetane Index by Four Variable Equati. ASTM D – Calculated Cetane Index by Four Variable Equation. We perform diesel testing by ASTM D to estimates the cetane number of diesel (ASTM.

Author: Zulkicage Dunos
Country: Puerto Rico
Language: English (Spanish)
Genre: Sex
Published (Last): 13 September 2018
Pages: 245
PDF File Size: 6.63 Mb
ePub File Size: 20.66 Mb
ISBN: 391-6-66144-869-7
Downloads: 10438
Price: Free* [*Free Regsitration Required]
Uploader: Dusho

It e4737 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. Test Method D may be less applicable to No. Active view current version of standard.

It is a supplementary tool for estimating cetane number when a result by Test Method D is not available and if cetane improver is not used.

ASTM D976 / D4737 – Cetane Index

Note 1—Sxx is the designation for maximum sulfur level specified for the grade. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. Federal Diesel aromatics limit for diesel fuels containing less than ppm sulfur.

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.

Sxx is the designation for maximum sulfur level specified for the grade. E0 Standards Related Products. The index value, as computed from the formula, satm termed the Calculated Cetane Index. As a supplementary tool, the Calculated Cetane Index by Four Variable equation must be used with due regard for its limitations. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.

  312-50 FILETYPE PDF

E0 Standards Related Products 1. Atsm a question or would like to request a quote? Link to Active This link will always route to the current Active version of the standard.

In cases where the sstm number of a fuel has been initially established, the index is useful as a cetane number check on subsequent samples of that fuel, provided its source and mode of manufacture remain unchanged. We provide our clients with independent testing. 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.

Request a Quote Contact Us. Procedure A is based on a data set including a relatively small number of No. Historical Version s – view previous versions of standard. It may be employed for approximating cetane number aatm the quantity of sample is too small for an engine rating. Errors may be greater for fuels whose properties fall outside the recommended range of application. Procedure A is based on a data set including a relatively small number of No. These methods d737 measure the effect of cetane improver.

EPA to control diesel fuel aromatics concentrations via a astn Calculated Cetane Index minimum is based on the correlation between Test Method D7437 and aromatics concentration. No other units of measurement are included in this standard. Generally, it has been found that use of Test Method D results in less offset than use of Test Method D, but there can be specific cases where this is not true.

  HARVARDSYSTEMET REFERENS PDF

ASTM D – 10() Standard Test Method for Calculated Cetane Index by Four Variable Equation

The values given in parentheses are for information only. E0 Standards Related Products 1. It may be conveniently employed for estimating cetane number when the quantity of sample available is too small for an engine rating. Ask an Expert Question about our testing services?

Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard. This method for estimating cetane number was developed by Chevron Astn Co. Request A Quote Testing Video.

ASTM D – 96a Standard Test Method for Calculated Cetane Index by Four Variable Equation

Test Method D is the preferred method as estimator of cetane number. It is a supplementary tool to estimate cetane number when used with due regard for its limitations. No other units of measurement are included in this standard. E0 Standards Related Products.