共找到 1443 条与 粉末冶金 相关的标准,共 97 页
Carbide indexable insert corner radius
Powder compressive strength test method
Lithium nickel manganese oxide electrochemical performance test first discharge specific capacity and first charge and discharge efficiency test method
Lithium cobalt oxide electrochemical performance test first discharge specific capacity and first charge and discharge efficiency test method
Determination of external specific surface area by powder layer permeability test under steady flow conditions of metal powder
High-temperature performance test method for electrochemical performance testing of lithium-ion battery cathode materials
Carbide based thermal spray powder
Determination of elastic modulus of sintered metal materials and cemented carbide
Determination of calcium, copper, iron, potassium, magnesium, manganese, sodium, nickel and zinc in cemented carbide cobalt powder by flame atomic absorption spectrometry
Determination of acid-insoluble content in metal powders iron, copper, tin and bronze powders
本文件描述了锂离子电池正极材料磷酸铁锂首次放电比容量及首次充放电效率测试方法。 本文件适用于锂离子电池正极材料磷酸铁锂首次放电比容量及首次充放电效率的测试。
Electrochemical performance test of lithium iron phosphate—Test method for the initial discharge specific capacity and the initial efficiency
本文件描述了采用标准漏斗法(霍尔流速计)测定金属粉末(包括硬质合金粉末)流动性的方法。 本文件适用于能自由流过规定孔径的金属粉末流动性的测定。
Metallic powders—Determination of flow rate—Calibrated funnel methods(Hall flowmeter)
本文件描述了硬质合金原料所用难熔金属碳化物和硬质合金总碳量的测定方法。 本文件适用于钨、钽、铌、铬、钒、钛等难熔金属的碳化物及复式碳化物,碳化物与黏结金属组成的混合料(无成型剂)以及由这些混合料生产的预烧结或烧结过的硬质合金中的总碳量的测定,测定范围(质量分数)为4.00%~20.00%。
Hardmetals—Determination of total carbon content—High frequency combustion infrared absorption or thermal conductivity method
本文件描述了锂离子电池正极材料磷酸铁锂循环寿命的测试方法。 本文件适用于采用卷绕法进行锂离子电池正极材料磷酸铁锂循环寿命的测试。
Electrochemical performance test of lithium iron phosphate—Test method for cycle life
本文件规定了锂离子电池正极材料中磁性异物含量和残余碱含量的测定方法。 本文件适用于锂离子电池正极材料中磁性异物含量和残余碱含量的测定。磁性异物含量测定范围为≥1μg/kg,残余碱含量测定范围(质量分数)为0.001%~2.500%。
Test methods of cathode materials for lithium ion battery—Determination of magnetic impurities content and residual alkali content
本文件规定了一种用粉末锻造试样测定金属粉末中的非金属夹杂物水平的金相方法。该测定方法要求粉末锻造试样在锻造时具有尽量小的侧向流动(
Metallic powders—Test method for determination of non-metallic inclusions in metal powders for powder forging
本文件规定了硬质合金中孔隙度、非化合碳缺陷和脱碳相的金相测定方法,包括存在、类型以及分布。
Hardmetals—Metallographic determination of microstructure—Part 4: Characterisation of porosity, carbon defects and eta-phase content
本文件规定了金属粉末在规定条件下,在封闭的模具中受到单轴压制时,测定其压缩性的方法。 本文件不适用于硬质合金粉末。
Metallic powders,excluding powders for hardmetals—Determination of compressibility in uniaxial compression
本文件规定了铜基浸渗粉性能特征的检验方法。
Metallic powders, excluding hardmetals—Method for testing copper-base infiltrating powders
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