2021-10-09 Steel World Comments Off on Study on beneficiation process scheme of a small hematite ore
front It is said that hematite accounts for a considerable proportion in China’s iron ore resources. Compared with magnetite, most hematite has fine embedded particle size, large mud content and...
2021-10-09 Steel World Comments Off on Economic analysis of split water source heat pump unit
Economic analysis summary of split water source heat pump unit By introducing the split water source heat pump air conditioning unit, and comparing it with other central air conditioning systems in te...
2021-10-09 Steel World Comments Off on What are the ABS piping designs
2.1 general provisions 2.1.1 the selection of ABS plastic steel pipes for building water supply shall be determined according to the continuous working water temperature and working pressure. Pipes wi...
2021-10-09 Steel World Comments Off on How to use trenchless process to replace pipeline
The technology of replacing pipeline with burst pipe is not a new technology, but it is more and more popular because of the high cost and large interference of other replacement technologies. By digg...
2021-10-09 Steel World Comments Off on Practical operation of water supply and drainage setting in modern residence
Setting of water supply system 1. Water meter settings In recent years, in order to protect the privacy rights of residents and facilitate property management, outdoor water meters are generally a...
2021-10-08 Steel World Comments Off on Difficult problems and countermeasures of pumping concrete
1. Adaptability of concrete admixture to cement (1) The stability of cement ore leads to the stability of mineral components and affects the adaptability of concrete admixture to cement. (2) Cement ma...
2021-10-08 Steel World Comments Off on Analysis on the Important Links of Quality Control of Drainage Pipeline Project
With the development of urbanization, the pace of infrastructure construction is accelerating, and with the increasing requirements for environmental protection, drainage pipeline engineering accounts...
