AASHTO T 121M/T 121-19
- Standard Method of Test for Density (Unit Weight), Yield, and Air Content (Gravimetric) of Concrete (ASTM Designation: C138/C138
- standard by American Association of State and Highway Transporta
- Category: AASHTO
$61.00
$31.00
AASHTO T 121M/T 121-19 covers determination of the density of freshly mixed concrete and gives formulas for calculating the yield, cement content, and the air content of the concrete. "Yield" is defined as the volume of concrete produced from a mixture of known quantities of the component materials.
Nonplastic concrete, such as is commonly used in the manufacture of pipe and unit masonry, is not covered by this test method.
Nonplastic concrete, such as is commonly used in the manufacture of pipe and unit masonry, is not covered by this test method.
PDF
All of our standards document are available in PDF (Portable Document Format), an electronic, downloadable format.You will be able to download the file in your account downloads.
Multi-User Access
After purchasing, you have the ability to assign each license to a specific user.
Printable
At any time, you are permitted to make printed copies for your and your members' reference use.
