Free Standards Download

AS 1001-1970 pdf download

AS 1001-1970 pdf download.Plain Setting Rings for Internal Measuring Equipment (Metric Series). I SCOPE. This standard relates to plain setting rings primarily intended for use in setting internal diameter measuring equipment. The standard covers metric rings in...

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AS B294-1970 pdf download

AS B294-1970 pdf download.Plain setting rings for internal measuring equipment (inch series). 1 SCOPE. This standard relates to plain setting rings primarily intended for use in setting internal diameter measuring equipment. The standard covers inch rings in...

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AS B235-1970 pdf download

AS B235-1970 pdf download.Boiler and superheater tubes - Carbon steel tubes without specified elevated temperatures properties. 0.1 SCOPE. This specification sets out requirements for seamless and electric resistance-welded carbon steel tubes, not exceeding 5 in outside diameter,...

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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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