What is a Hounsfield tensometer used for?
The Hounsfield Tester can do a variety of tests on a small test-piece. It is mostly used for tensile testing.
What does a tensometer measure?
tensometer (plural tensometers) A device for evaluating various tensile properties of a material, such as Young’s modulus, ultimate tensile strength and Poisson’s ratio.
How do you do a tensile test on rubber?
ASTM D412 Test Methods for Tensile Testing on Rubber/Elastomers
- Cut your testing sample into a dumbbell shape, as per the image given below.
- Place the sample in between the tensile grips.
- Initiate the test at a speed of 20 inches per minute.
- Stop the test after sample break.
What is a Monsanto tensometer?
Monsanto Tensometer Tensile Tester are available as part of a TestResources product line of test machine accessories that include a wide range of test fixtures, high low temperature chambers, furnaces, tensile grips, and extensometers.
What is extensometer gauge length?
Extensometer Gauge Length is the distance between the extensometer’s initial measuring points on the specimen. If you are using a testing standard, check the standard for extensometer gauge length requirements. Many test standards specify the specimen dimensions and corresponding extensometer gauge length.
What are the types of extensometers?
There are two main types of extensometers: contact and non-contact.
How is rubber strength measured?
The tensile strength of rubber is typically expressed as the amount of force in megapascals (10-25 MPa) or pounds per square inch (psi). During this test we pull the material up to the point of failure. This point of rupture is called the ultimate tensile strength.
What is tensile testing machine?
A tensile tester, also known as a pull tester or universal testing machine (UTM), is an electromechanical test system that applies a tensile (pull) force to a material to determine the tensile strength and deformation behavior until break.
Is tensile a strength?
Tensile strength is defined as the “resistance to lengthwise stress, measured by the greatest load in weight per unit area pulling in the direction of length that a given substance can bear without tearing apart” (Webster’s New World Dictionary of the American Language, 1959).
Which soil tensiometer is most suitable?
In sandy soils tensiometers can measure soil moisture from 100 to 40 percent of field capacity because the relatively large pore spaces in these soils release water at lower tensions. In soils high in clay content, the tensiometer gauge will read about 80 when the soil moisture is at about 75 percent of field capacity.
What does extensometer mean?
Definition of extensometer : an instrument for measuring minute deformations of test specimens caused by tension, compression, bending, or twisting.
What is MPa in rubber?
Tensile Strength is the force required to cause the rupture of a rubber material. Normally expressed in Megapascals (Mpa). A solid rubber with a higher Mpa reading would normally indicate a better quality of material.