22 FAQs for Mold Heat Treatment
How can the hardness of H13 die steel reach 58HRC through heat treatment? It can be reached by 1050 ~ 1100 ℃ heating quenching and oil quenching. But the general hot work …
How can the hardness of H13 die steel reach 58HRC through heat treatment? It can be reached by 1050 ~ 1100 ℃ heating quenching and oil quenching. But the general hot work …
Stepper Motor Working principle of stepping motor Stepper motor, as a special motor for control, is the actuator of converting electric pulse into angular displacement. When the stepping driver receives …
Servo Motor vs Stepper Motor (Working Principle and Performance Difference) Read More »
1. Epson Epson (China) Co., Ltd. was established in 1998 and headquartered in Beijing. It is responsible for Epson’s investment and business development in China. View brand 2. Yaskawa YASKAWA …
01. What is frequency converter? Frequency converter is an electric energy control device that converts the power frequency power supply into another frequency by using the on-off function of power …
The motor cannot be started. Cause 1) The power supply is not connected; 2) Open circuit of winding; 3) Winding grounding or phase to phase short circuit; 4) Winding wiring …
9 Common Faults Of Motor And The Troubleshooting Methods Read More »
01. Mechanical properties of materials under uniaxial static tension 1. Explanation of terms: Crazing: crazing is a defect produced in the deformation process of polymer materials. Because of its low …
Analysis Of Key Performance Points Of 11 Types of Materials Read More »
Safety valve is the safety accessory of boiler, pressure vessel and other pressure equipment, which can effectively prevent explosion accidents caused by overpressure of production devices. Therefore, safety valve is …
Safety Valve: Features, Type Selection And Installation Knowledge Read More »
Recently we’ve been getting a lot of inquiries from readers about mechanical property (metal strength) tables for various metals, such as the shear strength, tensile strength, yield strength and elongation …
Metal Mechanical Properties Chart: Shear Strength, Tensile Strength, Yield Strength Read More »
The main forms of metal structure are: frame structure, container structure, box structure, general structure. The process of riveting operation can be divided into: preparation, lofting, molding and assembly …
444 Mechanical Knowledge (Mechanical Engineers Must Know) Read More »
Burr is a metal part of the metal casting, milling or electroplating process, metal surface residual or extremely fine microscopic metal particles. The appearance of burrs will greatly reduce the …
What is annealing? The process of heating a metal or alloy to an appropriate temperature for a certain period of time and then slowly cooling (generally with the furnace cooling) …
What Is Annealing (7 Types of Annealing Process) Read More »
Construction machinery is inseparable from the oil cylinder, and the oil cylinder is inseparable from the seal. The common seal is the seal ring, also known as the oil seal, …
6 Types Of Cylinder Seal: Do You Know All Of Them? Read More »
What are rivets? Rivets are nail shaped objects used to connect two parts (or components) with through holes and caps at one end. In riveting, the riveted parts are connected …
Synchronous belt transmission is a new transmission mode that uses the meshing of belt teeth and belt teeth to transmit power. It has accurate synchronous transmission function, no lubrication, no …
Calculation And Selection Of Synchronous Belt And Pulley Read More »
Many people are always confused about the concepts of strength and stiffness in mechanics. Let’s talk about our understanding today. Preface In order to ensure the normal operation of the …
Strength And Stiffness In Mechanics Of Materials: The Best Explanation In History Read More »
The parameters to be indicated for describing fasteners include: product name (standard), specification, material, strength grade and surface treatment. Such as DIN912, M4-0.7×8, SCM435, grade 12.9, blackening. 1. Product name …
Preface Various defects produced in the oxidation production of aluminum and aluminum alloy can be divided into three categories: Surface defects of oxidized surface treatment products, shape, position and size …
Surface pretreatment refers to the mechanical, chemical or electrochemical treatment of materials and their products before surface processing, so that the surface is purified, roughened or passivated for subsequent surface …
3 Types Of Metal Surface Pretreatment Technology: The Complete Guide Read More »
1. Resonance When the system is forced to vibrate by external excitation, if the frequency of external excitation is close to the system frequency, the amplitude of forced vibration may …
7 Types Of Vibration: There Must Be Something You Don’t Know Read More »
1. What is an oil cooler? The oil cooler is a turbine oil cooling equipment matched with the steam turbine in the power system. The oil cooler is of smooth …