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AS 1301.402:2019 Methods of test for pulp and paper Method 402: Statistical monitoring of test systems for paper and paper board

AS 1301.402:2019 pdf free.Methods of test for pulp and paper Method 402: Statistical monitoring of test systems for paper and paper board. 4 Principle For a particular test, a series of randomized samples of reference material is prepared such that measurements can be made at a minimum of two, but preferably three, levels over the working range of the test...

09-02

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ASTM B989-19 pdf free

ASTM B989-19 pdf free.High Fluidity (HF) Zinc-Aluminum Alloy in Ingot Form for Thin Wall Die Castings. 3. Terminology 3.1 Terms shall be defined in accordance with Terminology B899. 3.2 Definitions of Terms Specific to This Standard: 3.2.1 die casting, n—a casting process in which molten metal is injected under high velocity and pressure into a metal die and solidified, also...

06-19

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BS EN 352-10:2020 pdf free

BS EN 352-10:2020 pdf free.Hearing protectors一Safety requirements Entertainment audio earplugs. BS EN 352-10 This document is applicable to entertainment audio earplugs. It specifies requirements on construction, design, performance, marking and user information relating to the inclusion of the entertainment audio facility.Entertainment audio earplugs use a wired or wireless system through which audio entertainment can be relayed. They may incorporate a...

05-03

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BS ISO 7902-1:2020 pdf free

BS ISO 7902-1:2020 pdf free.Hydrodynamic plain journal bearings under steady-state conditions一Circular cylindrical bearings Calculation procedure. BS ISO 7902-1 This document specifies a calculation procedure for oil-lubricated hydrodynamic plain bearings, with complete separation of the shaft and bearing sliding surfaces by a film of lubricant, used for designing plain bearings that are reliable in operation.It deals with circular cylindrical bearings having...

05-03

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ASTM D3451:2006 (R2017) pdf free

ASTM D3451:2006 (R2017) pdf free.Standard Guide for Testing Coating Powders and Powder Coatings. ASTM D3451 covers the determination of the acid material, which disassociates in distilled water, that is present in sulfur. The acidity is determined by an electrometric or visual titration. The values stated in SI units are to he regarded as the standard. The values given in parentheses...

04-07

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ASTM D4574-06(2017) pdf free

ASTM D4574-06(2017) pdf free.Standard Test Methods For Rubber Compounding Materials - Determination Of Ash Content. These test methods cover the determination of ash content of rubber chemicals. 4. Summary of Test Methods 4.1 Thc ash contcnt is dctcrmined by heating a known quantity of the rubber chemical on a hot plate or over a gas burner to volatilize the sample...

03-20

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ASTM D5461-06(R2017) pdf free

ASTM D5461-06(R2017) pdf free.Standard Test Method for Rubber Compounding Materials-Wet Sieve Analysis of Powdered Rubber Compounding Materials. ASTM D5461 covers a procedure for the qualitative evaluation of aggregate size and aggregate size distribution of powdered rubber accelerators and other compounding materials which are insoluble in water. 4. Significance and Use 4.1 This test method is used to evaluate the suitability...

03-19

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ASTM D4711-89(2017) pdf free

ASTM D4711-89(2017) pdf free.Standard Test Method for Sulfonic and Sulfuric Acids in Alkylbenzene Sulfonic Acids. ASTM D4711 is applicable to the determination of sulfonic and sulfuric acids in branched and linear alkylbenzene sulfonic acids used as intermediates in synthetic detergents. 5. Interferences 5.) Strong acids, like nitric and hydrochloric, interfere, as do weak acids, such as carhoxylic acids. Small amounts...

03-19

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ASTM D4793-09(2017) pdf free

ASTM D4793-09(2017) pdf free. Standard Test Method for Sequential Batch Extraction of Waste with Water. ASTM D4793 is a procedure for the sequential leaching of a waste containing at least five percent solids to generate solutions to be used to determine the constituents leached under the specified testing conditions. 4. Significance and Use 4. 1 This Lest method is intended...

03-19

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ASTM E190-14 pdf free

ASTM E190-14 pdf free. Standard Test Method for Guided Bend Test for Ductility of Welds. ASTM E190 covers a guided bend test for the determination of soundness and ductility of welds in ferrous and nonferrous products. Flaws, not shown by X rays, may appear in the surface of a specimen when it is subjected to progressive localized overstressing. This guided...

03-18

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