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IEEE C62.22-1991 pdf download

IEEE C62.22-1991 pdf download.IEEE Guide for the Application of Metal Oxide Surge Arresters for AC Systems. 1.1 Scope. This guide covers the application of metal oxide surge arresters (see IEEE Std C62.1l-1987 ) to safeguard electric power...

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ISO 2891:1977 pdf download

ISO 2891:1977 pdf download.Modular units for machine tool construction — Centre bases and columns. 1 SCOPE AND FIELD OF APPLICATION This International Standard specifies certain dimensions relating to the interchangeability of centre bases and columns used in...

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ISO 3912:1977 Woodruff keys and keyways

ISO 3912:1977 pdf download.Woodruff keys and keyways.ISO 3912 pdf can be downloaded here. This International Standard specifies the dimensional characteristics of Woodruff keys and of the alternative Whitney key and of the corresponding keyways In shaft and...

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ISO 4320:1977 pdf download

ISO 4320:1977 pdf download.Non-ionic surface active agents — Determination of cloud point index — Volumetric method. INTRODUCTION Determination of the cloud point index provides a way of characterizing weakly alkoxylated derivatives and their hydrocarbon hydrophobic groups. This...

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ISO 1389-9:1977 download

ISO 1389-9:1977 pdf download.Phthalic anhydride for industrial use — Methods of test — Part 9: Determination of impurities oxidizable in the cold by potassium permanganate — Iodometric method. This part of ISO 1389 specifies an iodometric method...

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ISO 911:1977 pdf download

ISO 911:1977 pdf download.Sulphuric acid for industrial use — Evaluation of sulphuric acid concentration by measurement of density. This International Standard specifies a method for the approximate evaluation of sulphuric acid (H2SO4) concentration of sulphuric acid for...

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ISO 6789-2:2017 Assembly tools for screws and nuts — Hand torque tools — Part 2: Requirements for calibration and determination of measurement uncertainty

ISO 6789-2:2017 pdf download.Assembly tools for screws and nuts — Hand torque tools — Part 2: Requirements for calibration and determination of measurement uncertainty. The revision of Iso 6789:2003 has been designed to achieve the following improvements....

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ISO 4324:1977 pdf download

ISO 4324:1977 pdf download.Surface active agents — Powders and granules — Measurement of the angle of repose. INTRODUCTION Determining the angle of repose of powders and granules may give information on the storage properties of the powder,...

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ISO 3998:1977 pdf download

ISO 3998:1977 Textiles — Determination of resistance to certain insect pests.Remember to share with others. Some methods previously utilized for testing resistance of textiles to insect pests relied solely on loss of mass of the test specimens...

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ISO 3974:1977 pdf download

ISO 3974:1977 pdf download. Definitions of living animals for slaughter — Ovines. SCOPE AND FIELD OF APPLICATION This International Standard gives definitions of terms used to describe living ovine animals intended for slaughter. TERMS AND DEFINITIONS 1...

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