INDUSTRIAL METALS · MATERIAL SOURCING · FABRICATION
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GREY CAST IRON

Grey cast iron FG 300 equivalents, chemistry & properties.

Grey cast iron FG 300 is a grey cast iron used for mostly used for heavy-duty cylinder liners, dies, gears and hydraulic components. Below are its equivalent designations in nine standards, chemical composition, mechanical properties and density.

Grey cast iron FG 300 equivalent grades

India (IS)
FG 300 (IS 210)
USA (ASTM / AISI / SAE)
ASTM A48 Class 45 (nearest)
Europe (EN)
EN-GJL-300
Werkstoff No. (W.Nr)
EN-JL1050
Japan (JIS)
FC300
China (GB)
HT300
Russia (GOST)
SCh30

Key data

Family
Grey cast iron
Density
7.25 g/cm³
Typical mechanical
TS ≥300 MPa
Typical uses
Mostly used for heavy-duty cylinder liners, dies, gears and hydraulic components
Weight
Calculate weight in Grey cast iron FG 300

Grey cast iron FG 300 chemical composition (weight %)

C about 3.0–3.3 (typical)

Frequently asked questions

What is the equivalent of Grey cast iron FG 300?

Grey cast iron FG 300 equivalents: India (IS) FG 300 (IS 210); USA (ASTM / AISI / SAE) ASTM A48 Class 45 (nearest); Europe (EN) EN-GJL-300; Werkstoff No. (W.Nr) EN-JL1050; Japan (JIS) FC300; China (GB) HT300; Russia (GOST) SCh30. Equivalents are close but not always identical; check the standard on your order.

What is the density of Grey cast iron FG 300?

About 7.25 g/cm³ (7,250 kg/m³), the value used for weight calculations.

Need Grey cast iron FG 300?

Steel Impex India, Mumbai, supplies Grey cast iron FG 300 in pipes, plates, sheets, bars and fittings as available, with mill test certificates. Send the grade, standard, size and quantity.