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Guangzhou multi-brand paint, water nozzles were tested unqualified
Time of Update: 2021-02-19
store sales, trademarks for "Longjing", specifications for "2500,18kg / can" of high-quality clean taste wall paint; Produced by Dixie Coatings Co., Ltd., Guangzhou Huangpu District Huayuan painting shop sales, trademark for the "Kadu brand
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Do cars need welding in the future? (Figure)
Time of Update: 2021-01-04
The body of BMW i products is completely made of carbon fiber, with weaving, molding, bonding process to replace the traditional metal body stamping, welding process.
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Multi-nozzle-to-set coal gasification technology is broken through again
Time of Update: 2020-12-15
technologies for coal chemical enterprises. East China University of Technology Professor Yu Guanglock said that after 1000 tons, 2000 tons and 3000 tons of multi-nozzle-to-table water and coal slurry gasification industry demonstration plant
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The cause of the failure of the paint gun nozzle
Time of Update: 2020-11-19
the cause of the failure of the paint gun nozzle a. erosion. When a liquid with high flow rate passes through the metal surface at the nozzle hole, it erodes the nozzle hole, causing the nozzle pressure to decrease and the spray state
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Buried all-welded ball valve installation and maintenance
Time of Update: 2020-11-07
strength test using water as a medium, welding high pressure - aggressive cap on the sleeve tubes on both sides of the valve.
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What welding processes are available for stainless steel?
Time of Update: 2020-08-28
and the selection of suitable welding rods. chrome nickel stainless steel welding rod has good corrosion resistance and antioxidant resistance, widely used in chemical, fertilizer, petroleum, medical machinery manufacturing. In order to prevent
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General rules of metal powder flame spraying (welding) process
Time of Update: 2020-02-19
Based on the author's more than 20 years' experience in thermal spraying, this paper plays an important role in the selection of materials, coatings, coating quality control
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General rules for metal powder flame spraying (welding) process
Time of Update: 2020-02-19
this article is mainly based on the author engaged in thermal spraying more than 20 years of practical experience, to different workpiece materials, coating selection, coating quality control and process points play a "brick-throwing jade" role
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The code-injector does not work for a long time, how to solve the problem of nozzle blockage?
Time of Update: 2020-02-05
The industry also reminds that users need to take extra care of the nozzle in the process of daily use of the code-spraying machine.
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Take a look at these cases of illegal welding and oxygen pressure maintaining accidents
Time of Update: 2019-06-26
Therefore, there must be a pressure reducing valve at the exhaust port of acetylene cylinder to prevent air from mixing into the cylinder, or there will be a risk of explosion in the next use.
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Welding technology treatment of welding ball valve
Time of Update: 2016-10-31
Welding types mainly include: 1
Electrode arc welding; 2
Submerged arc welding (automatic welding); 3
Carbon dioxide gas shielded welding
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How to deal with welding defects of valves
Time of Update: 2016-03-23
Cast steel valves are widely used in pressure valves of industrial pipelines due to their economic cost and design flexibility
However, due to the constraints of casting
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Operation technical requirements of gas welding in traditional Chinese medicine pulverizer
Time of Update: 2014-10-16
When cutting thick steel plate, due to the slow cutting speed, in order to prevent the upper edge of the cutting seam from melting A relatively weak flame energy rate should be adopted.
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Structural characteristics of direct buried all welded ball valve
Time of Update: 2014-05-06
The conventional ball valve does not have sealing grease injection structure.
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Manufacturing and inspection technology of three precision all welded ball valve
Time of Update: 2014-02-12
At present, the requirements of long-distance pipeline for ball valve are: uniform stress, reliable sealing, compact structure, light weight, high strength, etc.
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How to avoid cracking in reactor welding process
Time of Update: 2013-08-08
After the welding method is determined, the welding process parameters are formulated.
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High-pressure welding ball valve structure and characteristics
Time of Update: 2013-01-16
5. Welding ball valve valve compact, light weight, easy to keep warm, easy to install.
The valve body is welded from a steel pipe.
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On the quality of non PVC soft bag infusion welding
Time of Update: 2012-06-11
Based on years of research experience, combined with intelligent electronic tensile testing machine, leakage and sealing strength tester, Labthink makes the following brief introduction to the quality inspection of non PVC soft packaging infusion bag and interface welding.
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Purpose of nozzle
Time of Update: 2010-01-04
The application of nozzle nozzle is widely used in metallurgy, chemical industry, automobile, electronics, agriculture, papermaking, printing, environmental protection, power
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How to choose the pre-treatment clip nozzle?
Time of Update: 2010-01-04
The factors of nozzle selection include flow rate, pressure, spray angle, coverage, impact force, temperature, material and application.
