NEWS INFORMATION

Jul 13,2023

What are the influencing factors of iron castings?

Do you know the influencing factors of iron castings? Let me tell you something. The influencing factors of cast iron are as follows: the first is the design process of iron castings. In the design, in addition to determining the geometric shape and size of iron castings according to working conditions and metal material properties, the rationality of the design must be considered from the point of view of casting alloy and casting process characteristics. that is, obvious size effect and solidification, shrinkage, stress and other problems, in order to avoid or reduce the composition segregation, deformation, cracking and other defects of iron castings.

Jul 13,2023

How does the foundry prevent the shrinkage of aluminum castings in production?

The basic principle to prevent shrinkage and porosity of castings is to establish a correct casting process according to the characteristics of shrinkage and solidification of the alloy, so as to establish good feeding conditions in the process of solidification, and convert shrinkage into shrinkage as much as possible. and make the shrinkage appear at the last solidification of the casting.

Jul 13,2023

Why can't steel castings be welded together?

Steel castings are the parts formed by cooling and solidification after pouring steel into a specific mold after melting. Steel castings are divided into ordinary carbon steel, low alloy steel, high alloy steel and so on. There are many problems in the welding process of large steel castings.

Jul 28,2022

Building standards and norms suitable for IT service operations in China with SPS as the core

The Group believes that in the information age of economic globalization, informatization will become the only way for SMEs to enhance their competitiveness, and e-commerce will become the Critical path method for enterprises to achieve informatization. Therefore, our group will continue to focus on promoting the e-commerce and informatization process of small and medium-sized enterprises in China, continuously innovate, launch more and better services, create intelligent Chinese enterprises, and achieve smart entrepreneurs

Jan 10,2022

Continuously innovate, continuously launch more and better services, create intelligent Chinese enterprises, and achieve smart entrepreneurs!

In terms of ICT infrastructure construction, China Digital has established professional data centers in Beijing, Guangzhou, Suzhou, and other places, achieving interconnection between North and South Telecom, and building a highly secure and reliable network environment with over 3000 operational equipment; By establishing joint laboratories with companies such as NetApp and HP, computing pooling and storage pooling have been achieved; In the field of e-commerce, we have pioneered the development of an on-demand and personalized e-commerce platform. We have applied for more than ten technical patents and become a pilot enterprise for patent engines in Beijing.

Nov 12,2021

Technological innovation is the key to core competitiveness

In order to further ensure the physical health of employees, enhance their physical fitness, and enable them to devote themselves to work with a full spirit and healthy physique, our company has recently organized employees to undergo physical examinations. This physical examination includes surgery, liver function, electrocardiogram, and color Doppler ultrasound (liver)

Nov 12,2021

Informationization will become the only way for small and medium-sized enterprises to enhance their competitiveness.

HP and other companies, computing pooling and storage pooling are realized. In the field of e-commerce, we have creatively developed an e-commerce platform with on-demand service and personalized service. Now it has applied for more than ten technical patents and has become a pilot enterprise of patent engine in Beijing.

Nov 12,2021

Informatization will become the only way for small and medium-sized enterprises to enhance

In order to implement the "2007 Dalian Love Month" event held by the municipal government, the company's labor union organized all employees to learn the spirit of the notice. Extend a helping hand through practical actions to carry out charity fundraising activities, contribute to the development of Dalian's charity cause, and enhance the charity awareness of employees, thereby

Nov 09,2021

Technology "Changfeng Alliance Internet Information Service Promotion working Group"

In order to further improve the application and service level of the company's website, strengthen the content construction of the website, strictly adhere to the bottom line of network ideological security, and combine with the actual situation of the company, after leadership research and decision, the old version of the company's website will be revised and upgraded.

Nov 09,2021

Continue to innovate, continue to launch more and better services

Computing pooling and storage pooling are realized. In the field of e-commerce, we have creatively developed an e-commerce platform with on-demand service and personalized service. Now it has applied for more than ten technical patents and has become a pilot enterprise of patent engine in Beijing.