Metallographic Inspection of Fastener Bolts after Quenching and Tempering High-strength bolts have good comprehensive mechanical properties and high toughness after quenching and tempering (quenching and high-temperature tempering). Commonly used steels are low-carbon and medium-carbon high-quality ... Read More

Metallographic Sample Preparation Example The metallographic sample preparation example shared this time is EN-AW-5083 aluminum alloy sample. The three samples sent by the customer are cut into 30mm*30mm cuboids by iqualitrol iCut-460Z automatic precision cutting machine, two each for hardness ... Read More

Annealing Treatment of Cold Heading Wire for Fasteners Annealing process control points: (1) Full annealing requires heating to 28 ℃ above Ac3, carbon steel should be 30-50 ℃ above Ac3, and alloy structural steel should be 50-80 ℃ above Ac3. (2) Spheroidizing annealing: medium carbon steel and low ... Read More

Fundamental Parameters of Optics The following list includes the fundamental parameters that must be evaluated in optics: Field of View (FoV): total area that can be viewed by the lens and imaged onto the camera sensor. Working distance (WD): object to lens distance where the image is at its ... Read More

The 24th China International Industry Fair China International Industry Fair (CIIF) is the longest-running national-level industrial event. Since its launch in 1999, CIIF has been staged in autumn annually in Shanghai for more than 20 sessions successfully. CIIF is dedicated to the promotion of ... Read More

Determination and Control of Spheroidizing Annealing Structure of Low and Medium Carbon Steel For most fastener products (bolts, screws, studs, rivets, etc.), soft annealing or spheroidizing annealing is required. Spheroidizing annealing is a process method to obtain fine-grained (spherical) ... Read More

Microstructure and Mechanical Properties of Titanium Alloys Microstructure of Titanium Alloys Titanium alloys have a variety of hot working processes and have very complex phase changes. There are many types of organizations, including dual-state organization, three-state organization, equiaxed ... Read More

Sensor China 2024 SENSOR CHINA is one of the top sensor events in Asia. It meets the current market demand and the industry development trend and provides a platform for inter-industry chain communication and exchange. Sensor China is the first and only sensor oriented professional industry event in ... Read More

Optical terminology for Profile Projectors The profile projector uses non-contact measurement method. It can observe tiny parts and easily deformed parts that are difficult to detect with contact measurement. It can also detect the contour size and surface shape of various complex workpieces, such ... Read More

Introduction to FPC Defect Detection Process Flexible circuit board (FPC for short) is a printed circuit board made of flexible substrate. It is used in the downstream industries of the electronics industry to manufacture various high-efficiency and thin electronic products, such as mobile phones, ... Read More