AASHTO Designation: T 201-03 (2007)
ASTM Designation: D 2170-01a
Standard Method of Test for
AASHTO T 201-03 (2007) is identical to ASTM D 2170-0la except for the following provisions:
All references to ASTM D 92 shall be replaced with AASHTO T 48.
Add reference to R 16, Regulatory Information for Chemicals Used in AASHTO Tests.
2.Delete the 1 in front of cm2/s in the fourth sentence of Section 3.1.2.
3.Replace Section 8.2 with the following:
8.2 Maintain the bath at the test temperature within ±0.03°C (±0.05°F). Apply the necessary corrections, if any, to all thermometer readings.
4.Add a last sentence to Section A2.3.3.l as follows:
When the sample travels through capillary R and fills bulb A approximately half full, arrest its flow by placing a stopper in tube L.
5.Add a last sentence to Section A2.3.3.3 as follows:
This 15-minute period is part of and not in addition to the equilibration time of A2.3.4.
6.Revise the second sentence of Section A2.3.5 to read as follows:
For the Zeitfuchs cross-arm viscometer a
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