HG/T 4172-2011.Shell and tube polytetrafluoroethylene heat exchanger.1范围HG/T 417...

行业标准2023.08.13

HG/T 4171-2011.Centrifugal nitrogen oxide compressor.1范围HG/T 4171规定了离心式氧化氮压缩机的设计...

行业标准2023.08.13

HG/T 4170-2011.Steel chelating resin towers.1范围HG/T 4170规定了钢制螯合树脂塔(以下简称螯合树脂塔)的型号...

行业标准2023.08.13

HG/T 4169-2011.Non-contact metal honeycomb seal.1范围HG/T 4169规定了非接触金属蜂窝密封的术语和定义、要...

行业标准2023.08.13

HG/T 4283-2011.Test method of bending for plastics welded test specimen.1范围HG/T...

行业标准2023.08.13

HG/T 4284-2011.Borosilicate sight glass for pressure pipeline.1范围HG/T 4284规定了压力管...

行业标准2023.08.13

HG/T 4279-2011.Supporting beam section for chemical equipment towers.1范围HG/T 427...

行业标准2023.08.13

HG/T 4278-2011.Light ceramic packing for chemical equipment towers.1范围HG/T 4278规...

行业标准2023.08.13

HG/T 4277-2011.Plastic lining tower steel containers technical specification.1范围...

行业标准2023.08.13

HG/T 4178-2011.Intelligent two circuit meter of flashing point.1范围HG/T 4178规定了智能...

行业标准2023.08.13