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ISO 3738-2:1988

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

Dec 29, 1988

General information

90.20     Apr 15, 2026

ISO

ISO/TC 119/SC 4

International Standard

77.040.10     77.160  

French   English  

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Published

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Scope

Specifies primary standard test blocks, secondary standard test blocks and working standard test blocks calibrated from master standard test blocks to be used for the verification of Rockwell hardness testing machines and indenters for testing hardmetals. This part of ISO 3738 should be read in conjunction with ISO 3738-1.

Life cycle

NOW

PUBLISHED
ISO 3738-2:1988
90.20 Standard under periodical review
Apr 15, 2026

National adoptions

SRPS ISO 3738-2:1995  
ISS

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

95.99   Withdrawal of Standard

C119 more

SRPS EN ISO 3738-2:2011  
ISS

Hardmetals - Rockwell hardness test (scale A) - Part 2: Preparation and calibration of standard test blocks (ISO 3738-2:1988)

60.60   Standard published

C119 more

SRPS EN ISO 3738-2:2011  
ISS

Hardmetals - Rockwell hardness test (scale A) - Part 2: Preparation and calibration of standard test blocks (ISO 3738-2:1988)

60.60   Standard published

C119 more

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