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Article Archive Apr. to Aug. 2014

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. Permanent Mould, Metal Mold Casting Process and Aluminum Castings - on Aug. 27, 2014
    Permanent mould, also called as metal mold casting process, is a good casting production method for aluminum castings.
  2. Advantages and disadvantages of manual green sand molding and automatic molding line - on Jun. 28, 2014
    Manual green sand casting process is very common in China foundries, and automatic molding is very advanced, so we will introduce their differences, advantages and disadvantages for producing iron castings.
  3. Ductile Iron Grade Chart made by Dandong Foundry in China - on May. 12, 2014
    The charts below list the ductile iron grades that Dandong Foundry has had extensive experience working with. We have a wide range of available grades and can work with customers to recommend the right material for their needs or to suit a particular market.
  4. BS2789 Grade 600-3 SG Iron - on May. 08, 2014
    This S.G. cast iron grade is from UK BS2789, which is a comparatively high grade with high tensile strength.
  5. BS2789 Grade 500-7 SG Iron - on Apr. 29, 2014
    This material grade is a normal ductile iron grade in China and USA, it has good tensile strength and also good ductility.
  6. ASTM A536 Ductile Iron Grades Tensile Requirements - on Apr. 27, 2014
    This table is listing the normal ductile iron grates in USA standards ASTM A536, also including yield strength and elongation requirements.
  7. Drilling Diameter for Stove Burner Castings - on Apr. 23, 2014
    When we produced stove burner base, burner cap, pedestals and burner heads, we need to drill many small holes. The following size chart will be useful to get the drilling diameter by the size numbers.
  8. BS2789 Grade 420-12 SG Iron - on Apr. 22, 2014
    This material grade is not common material grade of sg cast iron, so normally, we will use ASTM A536 65-45-12 to replace it.
  9. 60-40-18 ductile iron, 400-12 cast iron properties, hardness, chemistry and density - on Apr. 20, 2014
    60-40-18 is ductile iron grade in standard ASTM A536, 400-12 is ductile iron material grade in Australia standard AS 1831.
  10. ASTM A126 Standard specification for gray iron castings for Valves, Flanges and Pipe fittings - on Apr. 16, 2014
    This specification covers three classes of gray iron for castings for pipe fittings and flanges.
  11. Ultrasonic examination for ductile iron, gray iron and cast steel castings - on Apr. 14, 2014
    Our Dandong Foundry is using American Dakota VX Ultrasonic Velocity Gauge to inspect the inside defects and cast iron quality. This device is also good at inspecting the cast steel castings.
  12. Good steel foundry in China for carbon steel, alloy steel, stainless steel castings - on Apr. 09, 2014
    There are lots of cast steel foundries in China, but the good ones are very few. LT foundry is one of good steel foundries in China.



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