Late fatigue life characteristics of bridge structure health monitoring of casting crane
The purpose and significance of structural health monitoring of casting crane is to evaluate the safety of in-service load-bearing structures, […]
News
Scientific
Detection and late change of structural health index of casting crane bridge
Stiffness index Standard requirements Measured value in December 2016 Measured value in March 2021 Change significance Camber of main beam
Scientific
Estimation of fatigue life of main girder of casting crane bridge
The test stress spectrum of the maximum tensile stress of the midspan section of the main beam under 13 working
News
Activity-based costing method for integrated casting of rear frame of new energy vehicles
The rise of new energy vehicles has led to the development of related supporting industries. It is in this situation
Scientific
Identification of the damaged parts of the casting crane bridge structure
The main structure of the casting crane is easy to be damaged and destroyed at the welding seam or the
Scientific
Main indicators for health monitoring of casting crane bridge structure
The structural health monitoring of the casting crane is to evaluate the safety degree or health status of the metal
News
Impeller investment casting smelting casting
ZHK400 vacuum consumable electrode arc shelling furnace is used for melting. The consumable electrode uses the secondary ingot bar produced
News
Setting of pouring system for impeller investment casting
Because the filling process of the curved blade of the impeller in investment casting is very unstable and easy to
News
Causes of casting defects of water hammer relief valve
The casting process design involves the process design of the part itself, the design of the gating system and the
News
Characteristics of late fatigue life in health monitoring of casting crane bridge structure
The safe service life of the casting crane is related to the daily lifting load, load operation track, lifting load
News
Casting process of water hammer relief valve body
Water hammer relief valve is the core product to prevent the occurrence of water hammer hazards, and is often used
News
Full-automatic precision casting shell production line
The China Foundry Association hosted the evaluation and promotion meeting of the scientific and technological achievements of “R&D and application
Scientific
Failure test and detection of cast aluminum structural parts of traction motor
1. Fracture morphology Figure 1 shows the fracture morphology of the end cover crack. The crack starts at the back
Scientific
Failure Analysis and Structural Optimization of Cast Aluminum Structure of Traction Motor
Due to the special operating environment, rail transit trains are subject to impact and vibration during normal operation, so the
News
Production Process of Aluminum Alloy Wheel Hub for Automobile
1. Production of automobile aluminum alloy wheels In order to fully demonstrate the superior performance of wheel hub and apply
News
Application of Aluminum Alloy Wheel Hub in Automobile
1. Development origin of automobile aluminum alloy wheels The manufacturing of aluminum alloy wheel in foreign countries has experienced the
Scientific
Macro and micro morphology of casting defects of titanium alloy fan impeller with cracks
The impeller in question is made of ZTC4 titanium alloy, and its chemical composition should meet the requirements of Cast
News
Causes of Casting Defects of Titanium Alloy Fan Impeller Cracks
The material grade of titanium alloy fan impeller produced by a factory is ZTC4, with a diameter of 1.3m. It
News
The Environmental Impact and Sustainability of Producing Spheroidal Graphite Cast Iron
The production of Spheroidal Graphite Cast Iron (SGCI), also known as ductile iron, like any industrial manufacturing process, has environmental
Scientific
Sand casting technology of engine connecting bearing bush
The main bearing cap of an engine has 5 pieces of integrated sand casting blanks (as shown in Figure 1),
News
Sand casting technology of engine connecting bearing bush
Engine main bearing cap is a key component of automobile engine, which has high requirements for product quality due to
News
Ductile iron castings for low pressure inner cylinder of large thermal power plant
Ductile iron is an important material in strong and tough cast iron. Its strength, plasticity and toughness are higher than
Scientific
100% Baozhu sand preparation process
According to the cause of mechanical sand sticking and the actual production conditions of the company, the process improvement direction
Scientific
Gravity Casting Process of Cummins Diesel Engine
1. Core making process of cylinder water jacket The triethylamine cold core making method is adopted, and the process parameters
News
Wall thickness difference of aluminum piston blank in double-chamber casting
With the continuous improvement of the requirements of aluminum piston manufacturers for increasing production and reducing consumption, aluminum piston manufacturers
Scientific
Production inspection of ductile cast iron casting
1. Chemical composition detection The ARL3460 direct-reading spectrometer is used for chemical composition detection. The results of chemical composition detection
Scientific
Improvement Measures of Ductile Iron Casting Process
1. Improvement of cavity arrangement process As shown in the figure, the improved ductile iron casting process changes the original
News
Shrinkage defect caused by poor feeding channel of casting
Figure 1 shows the flange bonnet casting with blocked feeding channel. There are shrinkage defects at A and B of
News
Problems in Casting Process of Ductile Iron for Testing Machine Nut
1. Analysis of cavity layout process The ductile iron casting process (see Figure) is divided from one end. All the
News
Poor heat dissipation conditions lead to shrinkage defects
Figure 1 shows the location of shrinkage porosity in a casting. See Figure 2 for the process plan before improvement.