Types of spent fuel storage and transportation vessels and advantages of ductile iron vessels
The metal container for dry storage is the key equipment for the transportation and storage of spent fuel, and it […]
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Welding heat treatment and inspection of casting valve plug
A temperature controller is used for welding preheating and post weld heat treatment. The output number corresponds to the output
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Experimental study on nodular cast iron sector test block for nuclear spent fuel container
1) The self-developed 16 channel temperature measuring device was used to successfully collect the temperature curves of 45 ° fan-shaped
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Welding requirements for plug valve of casting valve
The welding method is manual arc welding, welding material grade tgs-9cb, welding rod diameter 3.2 mm, welding current 90-120 a,
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Welding repair technology of casting valve plug
Defect excavation and repair On site, electric grinding wheel is used to eliminate defects, and the metal luster is exposed
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Practical application of welding repair technology for casting plug valve
The boiler equipment of 3 × 350 MW supercritical unit in a power generation company is provided by Dongfang Boiler
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Welding repair of casting block valve
Welding preparation (1) in order to prevent the hardened layer and carburized layer produced in the repair welding groove during
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Experimental setup of squeeze casting
The experimental setup in the study is consistent with the experimental setup described above, and the thermophysical parameters of relevant
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Welding technology of casting block valve
The 2 × 330 MW subcritical boiler unit of an aluminum Power Generation Co., Ltd. is sg-1170 / 17.5-m722. It
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Prospect of casting process of 100 ton ductile iron nuclear spent fuel container
Germany has realized the mass production of 100 ton nodular iron nuclear spent fuel containers, and has produced more than
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Defects in lost foam casting process
① Because the preparatory work in the early stage of production is not in place, the theoretical negative pressure value
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Application of squeeze casting
In the field of automobile, rail transit and aerospace equipment manufacturing, lightweight materials and manufacturing technology occupy a very important
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Study on casting process optimization of 100 ton ductile iron nuclear spent fuel container
Based on the simulation analysis of the casting process of 100 ton ductile iron nuclear spent fuel container, the 45
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The advantage of lost mold in casting process
(1) When using polystyrene foam in white mold manufacture, its density is very small, and the labor intensity of the
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Composition of fire resistant coating for lost foam casting
The refractory coating for lost foam casting consists of refractory aggregate, carrier (solvent), suspending agent, binder and other additives. ①
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The working principle of fire resistant coating in Lost Foam Casting
One layer of refractory coating hung on the outer surface of the foam plastic model is one of the three
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Effect of solidification process and mold vibration on wall thickness of furnace tube in centrifugal casting
In centrifugal casting of furnace tube, after pouring molten steel into the mold, on the one hand, the molten steel
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Technological process of lost foam casting
The technological process of lost foam casting is divided into white area and black area. (1) the process of lost
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Working principle of lost foam casting technology in foundry production
Lost foam casting technology is usually referred to as lost foam casting in English, which is also called as lost
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Installation of protective gas device on semi continuous casting machine and test results of oxygen content
The test results of 650 semi continuous casting machine equipped with nitrogen protection device are analyzed, which provides evidence for
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Dynamic model construction and performance of centrifugal casting machine
(1) Taking the roller supported horizontal centrifugal casting machine as the research object, the calculation model of its support stiffness
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Installation of protective gas device and oxygen content test on semi continuous casting machine
In order to test the application effect of the nitrogen protection device, the power frequency induction furnace is selected as
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Influence of geometric error and surface morphology of roller and mold on vibration performance of mold
There are two types of excitation on the rotor of rotating machinery, one is the excitation force acting on the
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Working principle of nitrogen protection device on 650 semi continuous casting machine
The device is connected with the furnace head through the flange head, and uses the sleeve and the protective cover
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Application of nitrogen protection device in 650 semi continuous casting machine
According to the statistics of nonferrous metal processing industry association, the comprehensive output of copper processing materials in China in
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Application and forming process of aluminum alloy
Aluminum alloy can replace most of the parts, and steel for automobile has a large proportion. Most of the steel
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Hot forming process of automobile high strength steel
The so-called hot forming, fully known as hot stamping forming, is a new technology specially used for automotive high-strength steel
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Structural characteristics of high temperature resistant blind valve
The high temperature resistant blind valve is suitable for the gas pipeline of the producer. Producer gas is coarse hot
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Analysis of automobile high strength steel and aluminum alloy forming process
At present, with the development trend of automobile lightweight, high strength steel and aluminum alloy become two kinds of materials
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Product design of cast automobile engine exhaust manifold
Thin wall In order to meet the needs of the era of low emission and lightweight, promote global sustainable development,