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1526
[Page extract]
Step-by-step guide to conducting the ring crush test
Prepare the sample
Cut samples to the required size specified by the relevant standard, typically corresponding to a circumference of 152 mm. Condition the samples at the specified temperature and humidity.
1527
Event
Tensile Testing for Wiring Harness Connections
The only way of really knowing the strength of a crimped terminal is to pull it. This can reveal production problems, where strand nicks, incorrect crimp height, or effects from changes in terminal supply, may not be clearly apparent.
1528
Case study
Essai du ressort de torsion
Exemple d'ingénierie sur mesure
Contrairement à la plupart des ressorts de compression et de traction, les ressorts de torsion se présentent sous différentes formes avec différentes positions des branches.
1529
Page
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1530
[Page extract]
Introduction to compressive strength testing
Compressive strength testing is essential for evaluating the ability of materials to withstand axial loads, which are forces that push or pull them.
1531
[Page extract]
Applications across industries
Compressive hardness testing is applied in many sectors to confirm that materials meet performance and safety criteria.
1532
[Page extract]
BS EN ISO 205
Adhesives. Wood adhesives for non-structural applications. Determination of tensile shear strength of lap joints.
1533
[Page extract]
Torque testing methods
Programmable torque testers
Motorised torque testers allow engineers to define torque profiles, control rotational speed, and capture the complete torque-tension curve.
1534
[Page extract]
Destructive and non-destructive methods
Testing may be performed destructively or non-destructively depending on the objectives.
1535
Case study
Essais sur ressorts pour wagons
Exigence
La société métropolitaine de transit de Séoul avait besoin d’un système permettant de tester divers ressorts dans ses wagons électriques. La taille des ressorts varie de 3mm à 100mm de diamètre.
1536
[Page extract]
Introduction to single lap shear testing
Single lap shear testing is a widely used method for determining the shear strength of an adhesive bond between two overlapping materials.
1537
[Page extract]
Medical devices and aids
Medical device manufacturers operate in one of the world’s most competitive and highly-regulated industries, where patient safety is critical.
1538
Case study
Intégrité des grenades fumigènes
Exemple d'ingénierie personnalisée
Un fabricant de grenades fumigènes avait besoin d'un moyen de tester la force d'arrachement du bouchon.
1539
[Page extract]
Best practices in conducting cone penetration tests
Step-by-step procedure
Sample preparation - Condition the sample according to the standard, controlling temperature and humidity where required.
Equipment calibration - Confirm the
1540
Event
Essentials 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.
1541
[Page extract]
Introduction to penetration and puncture resistance testing
Penetration and puncture resistance testing are essential for evaluating how well a material can withstand force from sharp, pointed, or blunt objects.
1542
Case study
Test d'éclatement en compression sur sachet ou dosette
Exigence
Compresser six dosettes ou sticks de ketchup ou de mayonnaise jusqu'à la rupture de l'emballage.
La force de compression maximale est requise comme résultat du test.
1543
Case study
Automotive window winder turning effort
Requirement
The customer requested a portable system which would quickly and easily allow him to test the torque required to open and close windows in a car.
1544
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.
1545
[Page extract]
What is the box crush test?
The box crush test (BCT) is a widely used method for measuring the compressive strength of fibreboard packaging, particu
1546
Case study
Press stud popper pull-off test
Requirement
The customer was a supplier to major clothing retailer Marks & Spencer, who stipulate that all fasteners and attachments must be tested to failure.
1547
[Page extract]
Common test methods and standards
Internationally recognised standards ensure that compressibility and recovery testing is consistent and repeatable across laboratories and production sites.
1548
[Page extract]
Interpreting results and ensuring accuracy
Accurate results rely on correct setup and consistent procedures:
1549
[Page extract]
Torque systems
Do you need a level of accuracy and repeatability which just cannot be achieved by manual testers? Do you want to reduce testing time and increase throughput for operators when performing batch tests?
1550
[Page extract]
Introduction to yield point testing
Yield point testing is essential for understanding the mechanical behaviour of materials.