Why does stainless steel need passivation treatment?
Stainless steel passivation: After the metal is treated with an oxidizing medium, the corrosion rate is significantly lower than before the original treatment, which is called passivation of the metal. Stainless steel passivation ...
2023-12-14
What are the processing techniques for angle steel?
Angle steel is a commonly used building material. Due to its special shape, special processes are required during processing to ensure its quality and accuracy. The following are some common angle steel processing techniques:1. Sh...
2023-12-13
Steel heat treatment process
1. Normalizing the fireIt is a metal heat treatment process in which the workpiece is heated to an appropriate temperature, kept warm for a period of time, and then taken out of the furnace and cooled in the air.2. AnnealingA meta...
2023-12-13
What are the commonly used quality inspection methods for steel pipes?
In order to ensure quality during the production process, we will conduct different tests on pipes with different production processes. There are many ways to inspect the quality of pipes. The following is a detailed explanation o...
2023-12-12
Standard specification for shipping packaging
In international trade, shipping packaging needs to comply with some international standards and specifications to ensure the adaptability and quality of the packaging. The following are some common shipping packaging standard spe...
2023-12-11
Various price terms in international trade
1.FOB(Free on Board)FOB, also known as the shipping port price, means that the seller delivers the goods to the port warehouse at the shipping port or the cargo yard at the dock, and delivers them to the shipping company within th...
2023-12-11