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Article Archive Feb. 2012

Dandong Foundry is a professional Iron and Steel Casting Manufacturer in China. We share some standards
 and experiences to help buyers to better understand some technical issues with iron and steel castings. 

 
  1. ASTM A48 CLASS 40 GRAY CAST IRON - on Feb. 27, 2012
    ASTM A48 No. 40 is a middle grade of gray cast iron in USA. There is no equal grade for other countries. In China, it could be taken as the grade between HT250 and HT300, or between GG25 and GG30.
  2. Cast Iron Manufacturer in China - on Feb. 24, 2012
    There are thousands of cast iron manufacturers, foundries and casting companies in China. Although the energy and pollution control has reduced the total amount of manufacturers, China is still the largest cast iron products exporter in the world.
  3. Cast Steel Company in China - on Feb. 23, 2012
    There are many cast steel companies in China. Most of them use sand casting processes and investment casting process.
  4. Casting Pattern and Sand Mold - on Feb. 20, 2012
    During our quotation, some clients may confused about the difference of casting patterns and sand molds. Herein, we make a brief introduction to their difference.
  5. How to Realize Green Casting Foundry in China - on Feb. 17, 2012
    China is No.1 in casting production in the world. But its productive level is quite low. There are many small factories with high energy consumption in China’s foundry industry.
  6. UNI 4544 - Italy Standard for Ductile Cast Iron - on Feb. 16, 2012
    Italy standard UNI 4544 is for ductile cast iron, such as their material grades, physical properties and chemical component requirements.
  7. UNI 5007 - Italy Standard for Grey Cast Iron - on Feb. 13, 2012
    Italy standard UNI 5007 is for grey cast iron, such as their material grades, physical properties and chemical component requirements.
  8. The Characteristics of Green Sand Casting - on Feb. 08, 2012
    Green sand casting is one of the most convenient casting methods, which is widely used in foundry industry. This article is intended to introduce the characteristics of green sand casting.
  9. Steel Casting Defects - on Feb. 01, 2012
    The mechanical properties of steel casting are higher than iron casting, but its casting character is worse than iron casting. Because of the higher melting point of steel, the steel liquid is easily oxidized and its fluidity is very poor.
 

 

 

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