Scope

ASTM A47 covers ferritic malleable castings intended for general use at temperatures from normal ambient to approximately 750°F. A47 castings are limited to one available grade: grade 32510 for imperial castings, grade 22010 for metric castings.

A47 Mechanical Properties

Grade

Tensile, min

Yield, min

Elongation, min%

Hardness, typical

32510 (English)

50,000psi

32,500psi

10 in 2”

156 HBN

22010 (Metric)

340MPa

220MPa

10 in 50mm

156 HBN

Casting Examples

Popular examples of castings often made to ASTM A47 include Round Malleable Washers, Shear Plates and Ogee Washers.