Air conditioning in the use of the process of failure is a common thing, air conditioning pipe is composed of air conditioning refrigeration piping and drainage pipeline essential things. When the air

We all know that copper is the most used metal, as early as in the era of mechanical equipment is not developed, human beings began to find and dig out the open pit, in the past, human beings have bee

2013 is nearing completion, steel investors in the New Year holiday is busy year-end summary and prospect to plan and market coincides with the current state of light trading, transaction data in the

The difference between the welding step copper tube is a common copper electrode on the choice and use of flux. Then how much do you know about the brazing principle of copper tube, the following is a

From the last century, 50 years, the industrial developed countries have been in the production and development of the production of brass. From the beginning of the 60's they focused on improving the

Copper welding step roughly and copper welding procedure is, the difference lies in the copper welding rod to use is a requirement, electrodes used to meet the requirements, flux assisted. The use of

What kind of pipe is the most suitable water supply pipeline, and now the water supply pipeline is hidden in the wall, the ground. Maintenance of the wall must be open, if the water supply pipeline on

According to the specifications of copper tube, then according to the weight of the brass formula concluded that copper is copper. Copper is a kind of seamless tube extrusion drawing made by.The advan

Purple copper pipe is actually a brass, this pipe is a colored brass, precisely because of its color, people will be named as the purple copper. Purple copper pipe is the preferred material in the pro