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Hardmetals. Rockwell hardness test (scale A). Preparation and calibration of standard test blocks.

Hardmetals — Rockwell hardness test (scale A) — Part 2: Preparation and calibration of standard test blocks

Overview ISO 3738-2:1988 defines the preparation and calibration of standard test blocks for the Rockwell hardness test (scale A) specifically for hardmetals (cemented carbides). It specifies primary…