Table of Contents

1 Scope
2 Definitions
3 Testing Methods for Kinematic Viscosity
3.1 Summary of Testing Methods
3.2 Principle of Measuring
3.3 Testing Apparatus for Kinematic Viscosity
3.4 Standard Liquids for Calibrating Viscometers
3.5 Calibration of Viscometers
3.6 Calibration of Thermometers
3.7 Preparation for Tests
3.7.1 Cleaning of Viscometer
3.7.2 Setting of Test Temperature
3.7.3 Preparation of Sample
3.8 Procedure for Tests
3.8.1 Operation for Suspended-Level
Viscometer
3.8.2 Operation of Modified Ostwald
Viscometer
3.8.3 Operation of Reverse-Flow Viscometer
3.9 Calculation of Results
3.10 Accuracy
4 Methods for Calculating Viscosity Index
4.1 Summary of Method for Calculating Viscosity Index
4.2 Classification of Methods for Calculating
Viscosity Index
4.3 Method A
4.3.1 Method of Obtaining Numerical Values (L, H,
D) Required for Calculating Viscosity Index
4.3.2 Calculation of Viscosity Index and Result
4.3.3 Accuracy
4.4 Method B
4.4.1 Method for Obtaining Numerical Value H
Required for Calculating Viscosity Index
4.4.2 Calculation of Viscosity Index and Result
4.4.3 Accuracy
Appendix 1. Methods for Estimating Relationship of Kinematic
Viscosity and Temperature of Petroleum Products
1 Scope
2 Classification of Estimating Methods
3 Drawing Methods
3.1 Classification of Kinematic Viscosity Temperature
Chart
3.2 Method for Estimating Kinematic Viscosity at
Arbitrary Temperature
3.3 Method for Estimating Mixing Ratio of Mixed Oils
4 Method for Calculation
4.1 Relation Formula between Kinematic Viscosity and
Temperature
4.2 Method for Estimating Kinematic Viscosity at
Arbitrary Temperature
4.3 Method for Estimating Mixing Ratio of Mixed Oils
Reference 1. Method for Estimating Mixing Ratio of Mixed
Oils by Method Other than Method Specified in
Appendix 1
Reference 2. Method for Estimating Kinematic Viscosity of
Mixed Oil
Appendix 2. Methods for Obtaining L and H Required for
Calculation of Viscosity Index by Quadratic
Equation
1 Scope
2 Method I
3 Method II

Abstract

Standard defines the testing procedures for kinematic viscosity of Newtonian fluid crude oil and petroleum products at testing temperature by means of a glass capillary viscometer and the calculating procedure for viscosity index of petroleum products from the kinematic viscosity at 40 degrees C and 100 degrees C.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	Japanese Standards Association
Pages
ISBN