Blogs

• Nickel and manganese can form and stabilize austenite

  Posted April 28, 2020

    Today we are going to understand the function of heat resistant steel castings and analyze the elements and their functions. Elements formed by ferrite such as chromium, aluminum and silicon can promote the formation of dense oxide film on the metal surface at ...

• The determination of nickel and chromium content should conside

  Posted April 21, 2020

    Shenynang Gongda Heavy Equipment Manufacturing is a professional manufacturer and supplier of Ni-hard iron castings. Now let's talk about the production of this casting. Interested friends will go ahead and look at it. 1. Casting process Nickel hard cast iron c...

• High Chromium Cast Iron Improves Hardness and Strength

  Posted April 14, 2020

    Do you know two kinds of wear-resistant cast iron commonly used in foundry and their characteristics? Chilled cast iron and wear-resistant alloy cast iron are two kinds of wear-resistant cast iron materials commonly used in foundry production. Chilled cast iro...

• Nickel hard cast iron can be cast by sand mold or metal mold

  Posted April 7, 2020

    The casting temperature of Ni-hard Iron Castings should be higher than that of gray cast iron. Nickel hard cast iron was developed and applied in the 1930s. With the advent of nickel hard cast iron, alloy white cast iron began to replace non-alloy white cast ir...

• Wear resistant casting process has been improved

  Posted March 31, 2020

    The chemical composition and heat treatment process of wear resistant castings crusher and other materials have been improved. After testing basic aspects such as the microstructure and impact abrasion weight loss, trial products were then mounted on actual mach...