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ASTM D7249-12
This test method covers determination of facing properties of flat sandwich constructions subjected to flexure in such a manner that the applied moments produce curvature of the sandwich facing planes and result in compressive and tensile forces in the
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Key methods in shear stress measurement
There are several approaches to measuring shear stress, with rotational shear testing and torsion-based techniques among the most widely used.
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ASTM F3014-14
1.1 This test method describes the procedure for penetration testing sharp and blunt needles used for the placement of surgical sutures. It only describes the test procedures (Phase 1) and does not define a test medium at this time.
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ASTM D3039 / D3039M
ASTM D3039 determines the in-plane tensile properties of polymer matrix composite materials reinforced by high-modulus fibers. A number of calculations can be made including ultimate tensile strength, ultimate tensile strain, tensile chord modulus of
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Speak to an expert
If your organisation is reviewing its torque testing processes, consider the following actions:
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What is shear modulus?
Shear modulus defines a material’s resistance to shape change under shear forces - where parallel planes slide past one another.
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ISO 6425
This document specifies requirements and test methods for divers' watches and for saturation divers' watches for use in deep diving (see Annex A which deals with watches for saturation diving).
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What’s their secret?
“Prior to joining our class, most of our students had no actual experience with materials testing, apart from what they saw in a textbook.
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Speak to an expert
Torque testing is a critical part of packaging quality control, ensuring safety, compliance and brand integrity.
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ASTM D1623
ASTM D1623 determines the tensile and tensile adhesion properties of rigid cellular plastics materials and foam. These are often used as insulation and structural materials in the aerospace, automotive and construction industries.
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ISO 6383-1
ISO 6383-1 specifies a method of determining the tear resistance of plastic film or sheet less than 1 mm thick, in the form of standard trouser-shaped test specimens, tested under defined conditions of pre-treatment, temperature, humidity, and speed of
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Testing Procedure
Performing the needle penetration and drag test involves several steps:
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ASTM D3578
Scope... 1.1 This specification describes certain requirements for natural rubber gloves used in conducting medical examinations and diagnostic and therapeutic procedures. It also covers natural rubber gloves used in handling contaminated medical
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Introduction to flat crush test
The flat crush test (FCT) is a recognised method for measuring the resistance of corrugated fibreboard to a compressive load applied perpendicularly to its surface.
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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:
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Case studies in puncture resistance testing
Protective clothing - A glove manufacturer used high-force puncture testing to optimise material layering, achieving compliance with ASTM F1342 and ISO 13996 while maintaining f
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Speak to an expert
If you need guidance on puncture or shear resistance testing, selecting the right equipment, or integrating ASTM, ISO, TAPPI, and <
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PD CEN/TR 17394-3
This document defines a test method for security of attachment of functional and decorative metal mechanically applied press fasteners to children's clothing including for example gloves, hats, scarves, hosiery, ties, and textile belts.
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BS EN 1492-1
Specifies the requirements related to safety, including methods of rating and testing single-, two-, three-, four-leg and endless sewn flat woven webbing slings, with or without fittings, made of polyamide, polyester and polypropylene man-made fibre web
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BS ISO 7743
ISO 7743 specifies methods for the determination of the compression stress-strain properties of vulcanized or thermoplastic rubber using a standard test piece, a product or a part of a product.
Four procedures are given:
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Future trends in torque testing
Automation is becoming increasingly common, improving accuracy and enabling in-line testing during production.
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Speak to an Expert
Cone penetration testing is a vital element of product safety compliance, particularly in the manufacture of child use articles.
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Speak to an expert
Top-load testing provides a vital measure of packaging performance, helping engineers and quality teams optimise designs, comply with regulations and ensure product safety.
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Introduction to edge crush testing (ECT)
The edge crush test (ECT) is a standard method used to evaluate the edgewise compressive strength of corrugated fibreboard.