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Case study

Thử nghiệm lò xo đường sắt

Yêu cầu Tổng công ty Vận tải Đường sắt Đô thị Seoul đã yêu cầu một hệ thống kiểm tra nhiều loại lò xo trong các toa tàu điện của họ. Các loại lò xo có kích thước đường kính từ 3mm đến 100mm.

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She adds that the Mecmesin testers lend themselves to the learning environment within which they function.

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Adhesive tape, Adhesives, Tape, Peeling tests, Adhesion tests, Stainless steels, Testing conditions, Test equipment, Test specimens, Specimen preparation, Low-temperature testing. Withdrawn June 2019 .. superseded by ISO 29862:2019

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Case study

Cosmetics tube flip-cap attachment strength

Customised engineering example Many flip-caps on flat-sealed cosmetics tubes are not designed for removal by the consumer under normal use.

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Digital force gauges

Mecmesin's digital force gauges deliver outstanding accuracy and affordability.

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Torque instruments

Mecmesin torque instruments are...

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BS EN 388

Abrasion resistance up to 8,000 cycles Blade resistance Tear resistance Puncture resistance

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BS EN 2591-412

Covers a method of assessing the insertion/extraction forces for contacts used in elements of connection.

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BS EN ISO 9163

Textile glass, Roving (fibre), Textile fibres, Test specimens, Textile testing, Fibre testing (textiles), Tensile testing, Impregnated materials, Dimensions, Sampling methods, Test equipment, Specimen preparation, Testing conditions

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BS EN ISO 2062

Yarn, Packages (yarn), Textile products, Textile testing, Yarn testing, Tensile testing, Elongation at fracture, Breaking load, Wet-strength tests, Strength of materials, Specimen preparation, Testing conditions, Test equipment

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Force instruments

Mecmesin force instruments are...

787

Case study

Bulk liquid carrier closures

Customised engineering example Our client manufactures liquid bulk carriers fitted with two-part plastic valve closures. The collar is welded to a plastic bag, and the valve closure is fixed onto it by a compression joint.

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BS EN 671-1

Fire hydrants, Fire hoses, Firefighting equipment, Flexible pipes, Fire hose reels, Hose reels, Fire safety in buildings, Performance, Approval testing, Corrosion tests, Ageing tests, Flow measurement, Endurance testing, Impact testing, Pressure testing

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ASTM D1002

This test method covers the determination of the apparent shear strengths of adhesives for bonding metals when tested on a standard single-lap-joint specimen and under specified conditions of preparation and test.

790

Case study

Syringe plunger breakaway and glide force

Customised engineering example The majority of syringes are single-use, disposable and manually-operated.

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BS EN ISO 1421

Two methods for the determination of tensile strength.

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ASTM D1683

This test method measures the sewn seam strength in woven fabrics by applying a force perpendicular to the sewn seams.

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BS EN ISO 12625-12

Specifies a test method for the determination of the tensile strength of perforated lines of tissue paper. It uses a tensile-testing apparatus operating with a constant rate of elongation.

794

Case study

Medical sharps bin puncture resistance

Customised engineering example International standards (ASTM F2132, BS 7320, BS 23907) specify the puncture resistance of medical sharps containers.

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Aerospace

Safety and reliability are paramount in the aerospace industry. Around the world many airlines, manufacturers of commercial and military aircraft and helicopters, suppliers of fasteners, landing gear and avionics plus mainte

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Case study

Kiểm tra độ kín chống giả mạo

Yêu cầu Alcoa yêu cầu một hệ thống nhanh chóng kiểm tra các vòng chống giả mạo trên các loại nước ngọt và nước khoáng. Hệ thống phải dễ vận hành và cho phép nạp nắp nhanh chóng.

797

Case study

Kiểm tra mối hàn chiếu sáng

Yêu cầu Một vật cố định đơn giản, chi phí thấp đã được khách hàng chỉ định cho Phòng thí nghiệm Kiểm tra Chất lượng. Đây là để tổ chức một cụm chiếu sáng trong một thử nghiệm, nơi các tiếp điểm hàn được kéo ra.

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Doors, windows and shutters

The effective safe performance of doors, windows and shutters requires them to be sturdy yet also easy to operate for users.

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Physiology

We exert force and torque with our muscles in almost all our everyday activities.

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Making sense of the science

Taste is subjective, but texture is objective.