CHINACOAT 2025 Shanghai CHINACOAT 2025 will be held Nov. 25-27 at the Shanghai New International Expo Centre (SNIEC). CHINACOAT is a major global platform for coatings and ink industry manufacturers and suppliers, particularly from China and the Asia-Pacific region. CHINACOAT 2025 will return to the ... Read More

What is Nondestructive Testing (NDT) Nondestructive testing (NDT) is a method of materials testing that assesses the characteristics of a component without altering or destroying it. Nondestructive testing (NDT), or nondestructive evaluation (NDE), is a method of materials testing that assesses the ... Read More

What is difference between Rockwell and Superfical Rockwell? A fundamental distinction is made between two types of Rockwell method: Regular Rockwell (or Rockwell) and Superficial Rockwell (or Super Rockwell) • Rockwell: The pre force (or preload) is always 10 kgf, while the total test force (also ... Read More

Calibration Steps for Rockwell Hardness Tester Calibration of Rockwell hardness tester is an important part to ensure the accuracy of test results. The following are the steps and methods for calibration: 1. Preparation: Select a suitable standard block for calibration according to the requirements ... Read More

Defects in Metal Material Forming Processing, Part 13 Defects in metal forming processes can arise due to various factors, including material properties, process parameters, and environmental conditions. Here are some common defects associated with metal forming: Uneven composition and structure ... Read More

Defects in Metal Material Forming Processing, Part 12 Defects in metal forming processes can arise due to various factors, including material properties, process parameters, and environmental conditions. Here are some common defects associated with metal forming: Mechanical damage External force ... Read More

Defects in Metal Material Forming Processing, Part 11 Defects in metal forming processes can arise due to various factors, including material properties, process parameters, and environmental conditions. Here are some common defects associated with metal forming: Pockmarks The rough surface of the ... Read More

Defects in Metal Material Forming Processing, Part 10 Defects in metal forming processes can arise due to various factors, including material properties, process parameters, and environmental conditions. Here are some common defects associated with metal forming: Wrinkling The surface of the product ... Read More

Defects in Metal Material Forming Processing, Part 9 Defects in metal forming processes can arise due to various factors, including material properties, process parameters, and environmental conditions. Here are some common defects associated with metal forming: Peeling and burring The local ... Read More

Defects in Metal Material Forming Processing, Part 8 Defects in metal forming processes can arise due to various factors, including material properties, process parameters, and environmental conditions. Here are some common defects associated with metal forming: Oxidation When products come into ... Read More