HG/T 5461-2018.Ethyl silicate coupling agent.1范围HG/T 5461规定了硅酸乙酯偶联剂(含以下3个产品)的分类、...

行业标准2023.08.16

HG/T 5462-2018.Ureido silane coupling agent.1范围HG/T 5462规定了脲基硅烷偶联剂(含以下2个产品)的技术要求...

行业标准2023.08.16

HG/T 5467-2018.Blends of antioxidant- Octadecyl β-(3,5-di-tert-butyl-4-hydroxyph...

行业标准2023.08.16

HG/T 5468-2018.Blends of antioxidant- -Pentaerythritol tetrakis[β-(3,5-di-tert-b...

行业标准2023.08.16

HG/T 5469-2018.Dipped wide-angle polyester-cotton canvas.1范围HG/T 5469规定了橡胶传动带用浸胶...

行业标准2023.08.16

HG/T 5470-2018.Tear resistant dipped polyester network for conveyors.1范围HG/T 547...

行业标准2023.08.16

HG/T 5512-2018.Guideline for assessment of green factory in ammonia industry.1范围...

行业标准2023.08.16

HG/T 20545-2018.Technical specification of fabrication for pressure components o...

行业标准2023.08.16

HG/T 20638-2017.Code for details of engineering design of instrumentation in che...

行业标准2023.08.16

HG/T 20639.3-2017.Code and standards list for engineering design of instrumentat...

行业标准2023.08.16