2021-10-27 776
Strictly speaking, stainless steel pipes and carbon steel pipes cannot be stacked together, because the data of carbon steel pipes and stainless steel pipes are different. In a humid environment, it is assumed that it is very simple to stack carbon steel pipes and stainless steel pipes together,
2021-10-27 746
Several methods for selection of stainless steel backing weldingTIG process is generally used for stainless steel backing welding. According to the actual situation on site, we can choose the following four methods for backing welding.① The method of sealing and ventilation maintenance
2021-10-27 767
Missed welding generally refers to the solder joint without welding in the welding process. It is very simple to form a quality accident. The real cause of missing welding is difficult to find, and the entry point to solve the problem is not clear. The preventive measures can only strengthen sel
2021-10-27 736
Steel pipe is a kind of economical section steel and an important in the steel industry. It can be widely used in life decoration and industry. Many people in the world are used to make stair handrails, window guards, railings, furniture, etc. There are two common materials, 201 and 304.It i
2021-10-27 776
All metals react with oxygen in the atmosphere to form an oxide film on the surface. Unfortunately, the iron oxide formed on ordinary carbon steel continues to oxidize, expanding the corrosion and eventually forming holes. Paint or oxidation resistant metals (e.g., zinc, nickel and chromium) can
2021-10-27 740
1. Ferritic stainless steel: chromium content 12% ~ 30%. Its corrosion resistance, resistance and weldability are improved with the addition of chromium content, and its chloride stress corrosion resistance is better than other kinds of stainless steel. Crl7, cr17mo2ti, Cr25, cr25mo3ti, Cr28, et