Company News
-
Tianjin Junya came to the magic city and made its debut at China Foundry Die Casting Exhibition
On May 26, 2018, hosted by China Machinery Foundry Association, the three-day 2018 China Foundry Die Casting Exhibition was grandly opened in Shanghai International Convention and Exhibition Center. At this exhibition, more than 400 exhibitors from China, the United States, Canada, France, the Un...Read more -
Continuing mechanical power: Junya made a stunning appearance at the 2017 China (Shanghai) International Foundry Exhibition
From November 30th to December 2nd, 2017, the 2017 China (Shanghai) International Foundry Exhibition was grandly opened at Shanghai New International Expo Center! It is understood that more than 20 international forums, industry conferences, and many other supporting activities will be held on th...Read more -
What are the differences between stainless steel 304 and 202?
1. What kind of steel is stainless steel? Stainless steel is a type of steel. Steel refers to steel that contains less than 2% carbon (C), and iron is more than 2% . The addition of chromium (Cr), nickel (Ni), manganese (Mn), silicon (Si), titanium (Ti), molybdenum (Mo) and other alloying element...Read more -
Three common stainless steel smelting process introduction
At present, there are three methods of stainless steel smelting in the world, that is, one-step method, two-step method, three-step method. One-step method: electric furnace smelting stainless steel one step.Because the one-step method for raw materials demanding (return stainless steel scrap ste...Read more -
Stainless Steel – Grade 304 (UNS S30400)
Grade 304 is a standard “18/8″ stainless. It is the most versatile and most widely used stainless steel available, even though a wide range of alternatives are available; and has excellent forming and welding characteristics. The balanced austenitic structure of Grade 304 enables it t...Read more -
Pickling and Passivation
Stainless steel can corrode in service if there is contamination of the surface. Both pickling and passivation are chemical treatments applied to the surface of stainless steel to remove contaminants and assist the formation of a continuous chromium-oxide, passive film. Pickling and passivation a...Read more