What are the components of stainless steel pipe fittings?

Stainless steel pipe fittings are widely used in many industries, so what are the components of stainless steel pipe fittings?

1. The mass fraction of silicon in cast steel is 0.2%-0.45%. This content range has little effect on mechanical properties. Silicon needs to have a certain content to ensure the deoxidation of steel. Therefore, silicon is a beneficial element in steel.

2. The performance of carbon steel mainly depends on the carbon content. As the carbon content in steel increases, the strength and hardness of the steel increase, and the plasticity and toughness decrease.

3. Sulfur is a harmful element in the steel and mainly exists in the form of iron. It forms a eutectic with iron and has a melting point of 989 degrees, which is much lower than the melting point of stainless steel. During the solidification process of steel, sulfides often precipitate at the grain boundaries of the steel. Due to the lower strength and brittleness of steel, the mechanical properties of steel are greatly

Reduced and prone to thermal brittleness at high temperatures. If the molten steel is not deoxidized and contains more FEC, the sulfide will form a ternary eutectic with iron and Fe, with a lower melting point (about 940 degrees) and greater harm. Sulfur also has an adverse effect on the weldability of steel. Therefore, sulfur should be removed as much as possible during the steelmaking process

4. Phosphorus is also a harmful impurity in steel. Very good means the smaller the better, the mass fraction is required to be less than 0.06%.

5. The mass fraction of manganese in cast stainless steel pipe fittings is 0.5% to 0.8%, and its function is deoxidation and desulfurization.

GNEE Steel Group is China's professional one-stop supply chain enterprise for steel products. Its stainless steel pipe production technology has reached the world's average technical level. It has been recognized by dozens of project companies and has become a star enterprise in Asia.