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Grade A48 Class 250
Corresponding Standard ASTM A48/A48M-2003(R2016)
Standard Specification for Gray Iron Castings
Classification cast Iron
A48 Class 250 Mechanical Properties
diameter
d
mm		 Mark
Tensile Strength
σb
Mpa
20~22 A48 Class 250A ≥250
30 A48 Class 250B ≥250
50 A48 Class 250C ≥250
* A48 Class 250S ≥250
* All dimensions of test bar S shall be as agreed upon between the manufacturer and the purchaser.

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