ISO DIN ASTM Conversion Chart

These methods may not necessarily be identical but are similar in principle or apparatus, or both.      
  DIN ASTM ISO
Air Release Properties 51381 D3427   
Aniline Point 51775 D611 2977
Analysis of Grease 51809 D128   
Ash Content 51575 D482 6245
Base Number (Perchloric Acid Method) 51809 D2896 3771
Bromine Number    D1159 3839
Carbon Residue, Conradson 51551 D189 6615
Carbon Residue, Ramsbottom    D524 4262
Cloud Point 51597 D2500 3015
Congealing Point of Waxes    D938 2207
Copper Strip Corrosion 51811 D130 2160
Demulsibility Characteristics 51353 D2711   
Distillation 51751 D86 3405
Drop Point    D566 2176
Drop Point of Wax    D127 6244
Emulsion Characteristics 51599 D1401   
Extreme Pressure - Four Ball Method (Load Wear Index) 51350 D2596/D2783   
Flash Point (COC) 51376 D922 592
Flash Point, Pensky Martin 51758 D93 2719
Gravity, Specific 51757 D1298 3675
Gravity, Lipkin Bicapillary 51757 D941 3838
Melting Point of Wax 51570 D87 3841
Neutralization Number, Color    D974 6618
Neutralization Number, Potentiometric 51809 D664 6619
Oil Separation (Storage) 51817 D1742   
Oxidation Bomb 51808 D942   
Oxidation Induction Period (Gasoline) 51780 D525   
Oxidation Stability 51587 D943 4263
Oxidation Stability of EP Gear Oils 51586 D2893   
Oxidation Stability of Mineral Insulating Oil 51373 D2440   
Penetration Cone 51804 D1403   
Penetration Cone 51580 D217 2137
Penetration of Waxes 51579 D1321   
Pentane & Toluene Insolubles 51793 D893   
Pour Point 51597 D97 3016
Rust Prevention 51585 D665 7120
Saponification Number 51559 D94 6293
Sludging Tendencies 51586 D4310   
Sulfated Ash 51575 D874   
Viscosity, Brookfield 51398 D2983   
Viscosity Index    D2270 2909

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