Q: <strong>What’s the difference between Ductile Iron and Grey Iron? </strong>

Itemductile iron Grey iron Physical property higher tensile strength and yield strength, elongation rate. more durable, reliable and tough.has good abrasive resistance and cast ability. lower tensile strength and elongation. Production process more complex and difficultSimple process Microstructure has many graphite ballshas many graphite flakes Application Casting parts for machinery, tractors, trucks, automotiveStove parts, boiler parts, machinery bases lower pricesCasting ProdcutsDuctile iron castings are the products. Ductile iron is just a material.Grey iron castings are the products. Grey iron is just a material.

Question 1

What’s the difference between Ductile Iron and Cast Iron?

Accepted Answer

Iten Cast iron Ductile ironDurability Cast iron is a strong material that can handle higher pressures. Ductile iron also has impressive structural integrity. It can handle high pressures and temperatures without flinching.  Price Lower more expensive  Cast iron is brittle and it breaks when bent.Ductile iron can be bent without breaking. Cast iron is not flexibleDuctile iron is flexible,ApplicationsCast iron is mainly seen in the construction industry.Ductile iron is mainly used in the automobile industry such as trucks, tractors and oil pumps.difference between Ductile Iron and Cast Iron Table

Question 2

What’s the difference between Ductile Iron and Grey Iron?

Accepted Answer

Itemductile iron Grey ironPhysical property

higher tensile strength and yield strength, elongation rate.
more durable, reliable and tough.has good abrasive resistance and cast ability.

lower tensile strength and elongation.Production process

more complex and difficultSimple processMicrostructure
has many graphite ballshas many graphite flakesApplicationCasting parts for machinery, tractors, trucks, automotiveStove parts, boiler parts, machinery bases
lower pricesCasting ProdcutsDuctile iron castings are the products. Ductile iron is just a material.Grey iron castings are the products. Grey iron is just a material.

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