HG/T 3657-2008.Water treatment chemicals-Isothiazolinones.1范围HG/T 3657规定了水处理剂异噻唑啉酮衍生物的要求、试验方法、检验规则以及标志、包装、运...
HG/T 3249.4-2008.Heavy calcium carbonate for rubber industrial use.1范围HG/T 3249.4规定了橡胶工业用重质碳酸钙的分类要求,试验方法,检验规则,标志、标签...
HG/T 3235-2006.Pneumatic two-position four-way slide valve for rubber machinery.1范围HG/T 3235规定了橡胶机械用气动二位四通滑阀(以下简称滑阀)的产品型号、基...
HG/T 3249.2-2008.Heavy calcium for paint and coating industrial use.1范围HG/T 3249.2规定了涂料工业用重质碳酸钙的分类要求,试验方法,检验规则,标志、标...
HG/T 3249.3-2008.Heavy calcium carbonate for plastic industrial use.1范围HG/T 3249.3规定了塑料工业用重质碳酸钙的分类要求,试验方法,检验规则,标志、标签...
HG/T 3328-2006.Rubber pads for under railroad concrete sleepers.1范围HG/T 3328规定了铁路混凝土枕轨下用橡胶垫板(以下简称橡胶垫板)的产品类型及标示、要...
HG/T 3069-2008.Rubber compounding ingredients-Silica , precipitated , hydrated-Determination of total manganese content.1范围HG/T 3069规定了用原子吸收分光光度计测定沉...
HG/T 3070-2008.Rubber compounding ingredients-Silica , precipitated , hydrated-Determination of total iron content.1范围HG/T 3070规定了用原子吸收分光光度计测定沉淀水...
HG/T 3071-2008.Rubber compounding ingredients-Silica , precipitated , hydrated-Determination of refractive index.1范围HG/T 3071规定了用阿贝折射仪测定折射率的试验方...
HG/T 3132-2007.L type cooling tower fan.4要求4.1设计4.1.1空气动力性能4.1.1.1风机的空气动力性能应根据风量、静压(全压)、功率、转速等参数进行优化...