ASTM D633-97 pdf free

04-12-2021 comment

ASTM D633-97 pdf free.Standard Volume Correction Table forRoad Tar.
1.Scope 1.1 This table (Table 1) has been prepared by the NationalInstitute of Standards and Technology to meet a demand fromthe tar industry for a short and convenient table for reducingvolumes of road tar to the basis of 15.6°C (60°F) when extremeaccuracy is not required.The table shows the volume occupiedat 15.6°C by a quantity of material occupying unit volume atthe indicated temperature.
2. Referenced Documents2.1 ASTM Standards:D 490 Specification for Road Tar.
3. Significance and Use3.1 Tars change in volume with changes in temperature.They are loaded or transferred at widely varying temperatures.Volume correction factors are used to adjust bulk volumesmeasured at those temperatures with corresponding volumes ata base temperature of either 15.6°C or 60°F for the purposes ofcustody transfer and accounting operations.3.2 Correction factors as provided in this table have provento be sufficiently accurate for the intended purposes.3.3 The coefficient of expansion for D 490 type RT-12 at15.6°C (60°F) per degree F is 0.00030.ASTM D633 pdf download.

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