HISTORICAL EDITIONS: ASTM E831-19, ASTM E831-14, ASTM E831-13, ASTM E831-12, ASTM E831-06, ASTM E831-05, ASTM E831-03, ASTM E831-00 ASTM E100-19(2024) Standard Specification for ASTM Hydrometers STANDARD by ASTM International, 05/01/2024. LANGUAGES: English HISTORICAL EDITIONS: A...
ASTM E831 - 12 Standard Test Method for Linear Thermal Expansion of Solid Materials by Thermomechanical Analysis - See all versionsASTM E832 - 81(2008) Standard Specification for Laboratory Filter Papers - See all versionsASTM E833 - 12 Standard Terminology of Building Economics - See all ...
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1.1.3通常用于测量该性能的替代技术是测试方法E831中描述的热力学分析,它允许在扫描温度范围内测量该性能。 1.2塑料的热膨胀是由可逆组分组成的,在可逆组分上叠加了由含水量、固化、增塑剂或溶剂的损失、应力释放、相变等因素引起的长度变化。本试验方法旨在测定在尽可能排除这些因素的情况下的线性热膨胀系数。一般来说...
1.1.3Alternative technique commonly used for measuring this property is thermomechanical analysis as described in Test MethodE831, which permits measurement of this property over a scanned temperature range. 1.2The thermal expansion of a plastic is composed of a reversible component on which are super...
ASTM D2240-05 ISO 7619-97 GB/T 2411-1980(1989) 邵氏D型硬度 Shore Type D Hardness ASTM D2240-05 ISO 7619-973 GB/T 2411-1980(1989) 洛氏硬度 Rockwell Hardness ASTM D785-03 ISO 2039-2:1987 GB/T 9342-88 拉伸强度(模塑料,原料) Tensile Strength (Mould Plastic& Materials) ...
1.1.1 Test Method E 228 shall be used for temperatures other than 30°C to 30°C.1.1.2 This test method shall not be used for measurements on materials having a very low coefficient of expansion (less than 1 x 10 6 1°C). For materials having very low coefficient of expansion, ...