BS 3894-1:1965

Cooperating organizations
Foreword
Method
Section one. General
1. Scope
2. Symbols
3. Definitions
4. Basic formula
Section two. Application of the factors and tables
5. Conversion from one proportional gauge length to
    another proportional gauge length
6. Conversion from one non-proportional gauge length to
    another non-proportional gauge length for test
    pieces of equal cross-sectional area
7. Conversion from a proportional gauge length to a
    non-proportional gauge length
8. Conversion from a non-proportional gauge length to
    another non-proportional gauge length for test
    pieces of different cross-sectional areas
9. Use of charts 1 and 2
Section three. Tables
1. Conversion factors: proportional gauge lengths
2. Conversion factors: non-proportional gauge lengths
3. Conversion factors from 5.65 square root So to
    non-proportional gauge lengths
4. Elongation values on 5.65 square root So
    corresponding to those obtained on 4 square root So
    gauge length
5. Elongation values on 5.65 square root So
    corresponding to those obtained on 2 inch gauge
    length
6. Elongation values on 5.65 square root So
    corresponding to those obtained on 4 inch gauge
    length
7. Elongation values on 5.65 square root So
    corresponding to those obtained on 8 inch gauge
    length
8. Elongation values on 4 square root So corresponding
    to those obtained on 2 inch gauge length
9. Elongation values on 4 square root So corresponding
    to those obtained on 4 inch gauge length
10. Elongation values on 4 square root So corresponding
    to those obtained on 8 inch gauge length
Chart 1. Elongation conversion chart: 5.65 square root
          So to 2 inch and 8 inch gauge lengths
Chart 2. Elongation conversion chart: 4 square root So
          to 2 inch and 8 inch gauge lengths

Formula for conversion; conversion factors for obtaining equivalent values on different proportional and non-proportional gauge lengths; tables of actual conversions of values obtained on 4 √S₀ and 5.65 √S₀, 2 in, 4 in and 8 in gauge lengths to the equivalent on another gauge length; monogram charts to convert values on 4 √S₀ or 5.56 √S₀ to equivalent on 2 in, 4 in or 8 in gauge lengths.