Published
Specifies the main requirements and the accuracy of draughting scale rules, and their graduations in SI units. Two types of draughting scale rules are covered: those for hand use and those for manually operated draughting machines, both for professional use only. Scale rules for use in schools are not included.
PUBLISHED
ISO 9960-1:1992
90.93
Standard confirmed
Mar 1, 2021
Draughting instruments with or without graduation — Part 1: Draughting scale rules
60.60 Standard published
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