Q50 炭素材料综合 标准查询与下载



共找到 196 条与 炭素材料综合 相关的标准,共 14

This Japanese Industrial Standard specifies the test methods for activated carbon for industrial use.

Test methods for activated carbon

ICS
71.060.10
CCS
Q50
发布
2014-02-20
实施

Testing of carbonaceous materials - Determination of density with liquid pycnometer - Binding and impregnating materials

ICS
71.060.10
CCS
Q50
发布
2013-12
实施

Testing of carbonaceous materials - Determination of apparent density after tamping - Solid materials

ICS
71.060.10
CCS
Q50
发布
2013-12
实施

This SAE Aerospace Recommended Practice (ARP) provides methods and guidelines for isolating dissimilar repair patch materials from carbon composite structure during a repair operation. These procedures are applicable to any repair procedure for carbon fiber reinforced plastic parts in which the repair patch is a metallic alloy that can form a galvanic cell with carbon in the presence of moisture or other electrolytes. The principal patch materials addressed are aluminum, titanium, and stainless steel. The procedures are primarily concerned with bolted repairs that introduce the most severe, potential corrosion problem but bonded repairs are also considered.

Isolation and Corrosion Protection of Dissimilar Materials, Carbon Composite Structure Repair

ICS
49.025.40
CCS
Q50
发布
2013-08-15
实施

This International Standard specifies two methods (i.e. method A and method B) for the determination of the volume resistivity of carbon fibre.

Carbon fibre.Determination of volume resistivity

ICS
59.100.20
CCS
Q50
发布
2013-07
实施

Testing of carbonaceous materials - Determination of density by gas pycnometer (volumetric) using helium as the measuring gas - Solid materials

ICS
71.060.10;75.160.10
CCS
Q50
发布
2013-05
实施

Testing of carbonaceous materials - Determination of the electrical resistivity of electrodes according to the current-voltage method - Solid materials

ICS
71.060.10
CCS
Q50
发布
2013-05
实施

이 표준은 보도, 차도, 광장 및 주차장 등의 포장에 사용되는 천연산 석재로 만들어진 보차

Stone block for pavement

ICS
91.100.20
CCS
Q50
发布
2013-02-28
实施
2013-02-28

5.1 The round robin testing on which the precision and bias for this test method have been determined employed a range of graphites (see Table 2) whose grain sizes were of the order of 1 mil to 1/4 in. (0.0254 to 6.4 mm) and larger. This wide range of carbons and graphites can be tested with uniform gauge diameters with minimum parasitic stresses to provide quality data for use in engineering applications rather than simply for quality control. This test method can be easily adapted to elevated temperature testing of carbons and graphites without changing the specimen size or configuration by simply utilizing elevated temperature materials for the load train. This test method has been utilized for temperatures as high as 4352°F (2400°C). The design of the fixtures (Figs. 2-9 and Table 1) and description of the procedures are intended to bring about, on the average, parasitic stresses of less than 58201;%. The specimens for the different graphites have been designed to ensure fracture within the gauge section commensurate with experienced variability in machining and testing care at different facilities. The constant gauge diameter permits rigorous analytical treatment. 5.2 Carbon and graphite materials exhibit significant physical property differences within parent materials. Exact sampling patterns and grain orientations must be specified in order to make meaningful tensile strength comparisons. See also Test Methods C565. 1.1 This test method covers the testing of carbon and graphite in tension to obtain the tensile stress-strain behavior, to failure, from which the ultimate strength, the strain to failure, and the elastic moduli may be calculated as may be required for engineering applications. Table 2 lists suggested sizes of specimens that can be used in the tests.TABLE 1 List of Materials Shown in Fig. 2 Assembly Item Quantity Name, Description, Material 1A 101

Standard Test Method for Tensile Stress-Strain of Carbon and Graphite

ICS
71.060.10 (Chemical elements)
CCS
Q50
发布
2013
实施

Test Method for Flexural Strength of Manufactured Carbon and Graphite Articles Using Four-Point Loading at Room Temperature

ICS
71.100.99
CCS
Q50
发布
2013
实施

Testing of carbonaceous materials - Determination of water content - Solid matters

ICS
71.060.10
CCS
Q50
发布
2012-11
实施

Testing of carbonaceous materials - Determination of ash value - Solid materials

ICS
71.060.10
CCS
Q50
发布
2012-11
实施

Testing of carbonaceous materials - Determination of density with liquid pycnometer - Binding and impregnating materials

ICS
71.060.10
CCS
Q50
发布
2012-10-01
实施

Testing of carbonaceous materials - Determination of apparent density after tamping - Solid materials

ICS
71.060.10
CCS
Q50
发布
2012-10-01
实施

Carbonaceous materials for the production of aluminium. Prebaked anodes. Determination of the fracture energy

ICS
71.100.10
CCS
Q50
发布
2012-09-30
实施
2012-09-30

Testing of carbonaceous materials - Sampling and sample preparation - Solid materials, solid binders and impregnants

ICS
71.060.10
CCS
Q50
发布
2012-03-01
实施

Carbon fibers - Chemical analysis - Determination of the metalloid elements.

ICS
59.100.20
CCS
Q50
发布
2011-05-01
实施
2011-05-27

Carbon fibers - Chemical analysis - Determination of metal impurities.

ICS
59.100.20
CCS
Q50
发布
2011-05-01
实施
2011-05-27

Test Method for Determination of Fracture Toughness of Graphite at Ambient Temperature

ICS
59.100.20
CCS
Q50
发布
2011
实施

The properties determined by these test methods are of value in material specifications, qualifications, data base generation, certification, research, and development. These test methods are intended for the testing of fibers that have been specifically developed for use as reinforcing agents in advanced composite structures. The test results of an impregnated and consolidated fiber should be representative of the strength and modulus that are available in the material when used as intended. The performance of fibers in different resin systems can vary significantly so that correlations between results using these test methods and composite testing may not always be obtained. The reproducibility of test results is dependent upon precise control over all test conditions. Resin type, content and distribution, curing process, filament alignment, gripping in the testing machine, and alignment in the testing machine are of special importance. The measured strengths of fibers are not unique quantities and test results are strongly dependent on the test methods used. Therefore the test method described here will not necessarily give the same mean strengths or standard deviations as those obtained from single filaments, dry fibers, composite laminas, or composite laminates.1.1 These test methods cover the preparation and tensile testing of resin-impregnated and consolidated test specimens made from continuous filament carbon and graphite yarns, rovings, and tows to determine their tensile properties. 1.2 These test methods also cover the determination of the density and mass per unit length of the yarn, roving, or tow to provide supplementary data for tensile property calculation. 1.3 These test methods include a procedure for sizing removal to provide the preferred desized fiber samples for density measurement. This procedure may also be used to determine the weight percent sizing. 1.4 These test methods include a procedure for determining the weight percent moisture adsorption of carbon or graphite fiber. 1.5 The values stated in SI units are to be regarded as the standard. The values in parentheses are for information only. 1.6 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

Standard Test Methods for Properties of Continuous Filament Carbon and Graphite Fiber Tows

ICS
59.100.20 (Carbon materials)
CCS
Q50
发布
2011
实施



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