NEWS- Yancheng Longwan Machinery Co., Ltd.

24 Jun

Ductile Iron Pipe Fittings: The Ultimate Engineering and Specification Guide

Ductile iron pipe fittings are the dominant choice for municipal water distribution, sewage transmission, and industrial fluid systems worldwide. They combine the castability of traditional cast iron...
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17 Jun

Traditional Cast Iron vs. Ductile Iron: What’s the Real Difference?

The core difference between traditional cast iron and ductile cast iron is how the material responds to stress. Traditional cast iron — primarily grey cast iron — is brittle, fracturing suddenly unde...
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10 Jun

What is the Difference Between Grey Cast Iron and White Cast Iron?

The fundamental difference between grey cast iron and white cast iron is how carbon exists within the material. In grey cast iron, carbon precipitates as graphite flakes, producing a grey fracture su...
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08 Jun

Equipment upgrades and increased production capacity – our machining and polishing production lines have been fully expanded.

To meet the growing market demand and increasingly stringent quality requirements from our customers, our factory continues to increase its manufacturing investment. Recently, the company completed a ...
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03 Jun

What is the Difference Between Cast Iron (Grey) and Ductile Iron?

The fundamental difference between cast iron and ductile iron comes down to microstructure and mechanical performance. Grey cast iron contains graphite in flake form, making it brittle but excellent ...
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27 May

How Are Ductile Iron Pipe Fittings Made: Full Guide

Ductile iron pipe fittings are made through a sand casting process in which molten iron — treated with magnesium to produce spheroidal graphite — is poured into shaped molds, solidified, machined to ...
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Ductile Iron Pipe Fittings: The Ultimate Engineering and Specification Guide

Traditional Cast Iron vs. Ductile Iron: What’s the Real Difference?

What is the Difference Between Grey Cast Iron and White Cast Iron?

Equipment upgrades and increased production capacity – our machining and polishing production lines have been fully expanded.

What is the Difference Between Cast Iron (Grey) and Ductile Iron?

How Are Ductile Iron Pipe Fittings Made: Full Guide

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Ductile Iron Pipe Fittings: The Ultimate Engineering and Specification Guide

Traditional Cast Iron vs. Ductile Iron: What’s the Real Difference?

What is the Difference Between Grey Cast Iron and White Cast Iron?

Equipment upgrades and increased production capacity – our machining and polishing production lines have been fully expanded.

What is the Difference Between Cast Iron (Grey) and Ductile Iron?

How Are Ductile Iron Pipe Fittings Made: Full Guide

Product categories

News categories

Exhibition Information