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926
Case study
Luer lock fastening and release torque
Customised engineering example
Luer lock test standards frequently call for measuring torque whilst simultaneously applying a pre-defined axial force.
927
[Page extract]
BS EN 1607
This European Standard specifies the equipment and procedures for determining the tensile strength of a product perpendicular to its faces. It is applicable to thermal insulating products.
928
Page
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929
[Page extract]
ASTM D885/D885M-10a
These [comprehensive] test methods cover the testing of industrial filament yarns made wholly of manufactured organic-base fibers, cords twisted from such yarns, fabrics woven from such cords, and products that are made specifically for use in the manuf
930
Event
Fundamentals of Adhesion (Peel) Testing
There is a reason people reach for Duct Tape as a fix for almost everything – Adhesion Strength. From busted pipes to ripped furniture, the preference for a solution that “does not easily peel off” is the guiding principle for manufactures.
932
Event
180 Peel Testing Webinar (9 Feb. 2022)
Across many households and industries, consumers have developed a strong preference for and confidence in ‘Duct Tape’ for all types of uses and applications. This is mainly due to the adhesion strength.
933
Event
Understanding Adhesion Strength: 180 Degree Peel Test
Across many households and industries, consumers have developed a strong preference for and confidence in ‘Duct Tape’ for all types of uses and applications. This is mainly due to the adhesion strength.
934
Event
Understanding Adhesion Strength: 180 Degree Peel Test
Across many households and industries, consumers have developed a strong preference for and confidence in ‘Duct Tape’ for all types of uses and applications. This is mainly due to the adhesion strength.
935
Sensor
VFTI - Force and Torque Sensors
Force and Torque sensors
The VFTI, AFTI, VFG and AFG are versatile force and torque indicators designed for use with the Mecmesin range of 'Smart' tension and compression loadcells and 'Smart' static and rotary torque sensors.
Readings are displayed as…
936
[Page extract]
Introduction to compressive burst testing
Compressive burst testing is a specialised method for determining the maximum internal pressure a container can withstand before structural failure.
937
[Page extract]
Understanding compressive deformation
Compressive deformation is the change in shape or size of a material when it is subjected to compressive forces. This can involve a reduction in length, thickness, or volume when an object is pressed or squeezed.
938
[Page extract]
Construction materials
The manufacturing of building materials for construction is an established industry in many countries.
939
[Page extract]
Applications in engineering
The secant modulus is valuable where material behaviour beyond the elastic limit is relevant:
940
[Page extract]
How shear testing works
Food shear testing replicates cutting or slicing actions. A blade or fixture is passed through a sample while the force required is recorded. The process generally includes:
941
[Page extract]
Step-by-step procedure for reverse ratchet torque testing
Sample preparation
Condition the closures according to the specified standard to control environmental factors.
942
[Page extract]
Modulus of elasticity formula
Young’s modulus (E) is calculated from the linear portion of a stress-strain curve using this formula:
943
[Page extract]
Case studies - real-world applications
Medical vial stoppers
A pharmaceutical company tested rubber vial stoppers to ASTM F2132 to ensure they resisted accidental puncture during handling.
945
[Page extract]
How to conduct a Concora crush test
Step-by-step procedure
Specimen preparation - Cut medium to the required size, typically 152.4 mm by 25.4 mm strips, ensuring clean edges.
946
[Page extract]
Furniture and soft furnishings
Furniture is manufactured using different kind of wood materials typically from particle board, fiberboard and plywood. Pieces are assembled and joined using glues, adhesive bonds,fixing dowels and fastenings.
947
[Page extract]
What is Young’s modulus?
Young’s modulus - also known as the modulus of elasticity or elastic modulus - defines how stiff a material is when a force is applied.
948
[Page extract]
What is torque to turn testing?
Torque to turn testing is a method used to determine the rotational resistance in mechanical components and assemblies.
949
[Page extract]
Brushes
Brushes use synthetic or natural filaments to create bristles which are typically clamped to a handle via a ferrule.
950
[Page extract]
Step-by-step needle penetration testing process
Sample preparation
Specimens are cut to the required dimensions and conditioned to the specified environmental parameters such as temperature and humidity. Thickness and surface finish are controlled for consistency.