ASTM D4737 PDF

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.

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As a supplementary tool, the Calculated Cetane Index by Four Variable equation must be used with due regard for its limitations. 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.

Historical Version s – view previous versions of standard. Note 1—Sxx is the designation for maximum sulfur ast, specified for the grade. Asmt an Expert Question about our testing services? It may be employed for approximating cetane number where the quantity of sample is too small for an engine rating. In cases where the ASTM cetane number of a fuel has been previously established, the Calculated Cetane Index by Four Variable Equation is useful as a cetane number check on subsequent batches of that fuel, provided the fuel’s source and mode of manufacture remain unchanged.

Test Method D may be less applicable to No. Link to Active This link will always route to the current Active version of the standard. E0 Standards Related Products 1. Request a Quote Contact Us.

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

E0 Standards Related Products 1. Have a question or would like to request a quote? The values given in parentheses are for information only.

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. This method for estimating cetane number was developed by Chevron Research Co. It is a supplementary tool to estimate cetane number when used with due regard for its limitations. This method for estimating cetane number was developed by Chevron Research Co. Active view current version of standard.

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Procedure A is based on a data set including a relatively small number of No. In cases where the cetane 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. This test method is temporarily retained because the proposal to the U. 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.

EPA to control diesel fuel aromatics concentrations via a 40 Calculated Cetane Index minimum is based qstm the correlation between Test Method D and aromatics concentration. E0 Book of Standards Volume: Please click below to submit your question to our staff and someone will be in contact with you shortly Submit Question Request a Quote Clark Testing has been providing product qualification testing and design verification for manufactures for over 20 years.

Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.

No other astn of measurement are included in this standard. Request A Quote Testing Video.

ASTM D976 / D4737 – Cetane Index

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.

These methods do measure the effect of cetane improver. 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.

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. Link to Active This link will always route to the current Active version of the standard. Click here to view A2La Certification. Test Method D is the preferred method as estimator of cetane number.

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Link to Active This link will always route to the current Active version of the standard. It may be conveniently employed for estimating cetane number when the quantity of sample available is too small for an engine rating.

Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.

No other units of measurement are included in this standard. Historical Version s – view previous versions of standard Translated Version s: Federal Diesel aromatics limit for diesel fuels containing less than ppm sulfur.

We provide asm clients with independent testing. As a supplementary tool, the Calculated Cetane Index by Four Variable satm must be used with due regard for its limitations. Procedure A is based on a data set including a relatively small number of No. As a supplementary tool, the Calculated Cetane Index by Four Variable equation must be used with due regard for its limitations.

E0 Standards Related Products. 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. The index value, as computed from the formula, is termed the Calculated Cetane Index.

E0 Standards Related Products. 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. Errors may be greater for fuels whose properties fall outside the recommended range of application. This method for estimating cetane number was developed by Chevron Research Co. 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.

Active view current version of standard Translated Standard: Active view current version of standard.