ISO 11617 2022 Building and civil engineering sealants Determination of changes in cohesion and appearance of elastic weatherproofing sealants after exposure of statically cured specimens to artifici
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ISO 11093-1 1994 Paper and board — Testing of cores — Part 1 Sampling.pdf
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ISO TR 24697 2011 Textiles and textile products — Guidelines on the determination of the precision of a standard test method by interlaboratory trials.pdf
ISO 4215 2022 Corrosion of metals and alloys — Test method for high-temperature corrosion testing of metallic materials by thermogravimetry under isothermal or cyclic conditions.pdf
ISO 11126-7 2018 Preparation of steel substrates before application of paints and related products Specifications for non-metallic blast-cleaning abrasives Part 7 Fused aluminium oxide.pdf
ISO 6303 1981 Pressure vessel steels not included in ISO 2604, Parts 1 to 6 —.pdf
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ISO 15011-3 2009 Health and safety in welding and allied processes Laboratory method for sampling fume and gases Part 3 Determination of ozone emission rate during arc welding.pdf
GB-T 19494.1-2004 煤炭机械化采样 第1部分 采样方法.pdf
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GB-T 18042-2000 热塑性塑料管材蠕变比率的试验方法.pdf
GB-T 18310.21-2002 纤维光学互连器件和无源器件 基本试验和测量程序 第2-21部分 试验 温度-湿度组合循环试验.pdf
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GB-T 17626.34-2012 电磁兼容 试验和测量技术 主电源每相电流大于16A的设备的电压暂降、短时中断和电压变化抗扰度试验.pdf