ASTM B427-21

Anotace textu normy ASTM B427-21 :

This specification establishes requirements for gear bronze alloy castings with Copper Alloy No. C90800, C91700, C90700, C91600, and C92900. The castings may be furnished as one of three types: static chill, centrifugal chill, or sand cast. The alloys shall be subject to tensile strength, yield strength, elongation, and Brinell hardness tests. The Brinell readings shall be taken on the grip end of the tension test bar as described in the specification.


Keywords:
bronze castings, copper-base castings, gear bronze, gear castings,, ICS Number Code 77.150.30 (Copper products)