HG/T 21517-2014.Slip on flange manholes with hinged cover.1总则1.0.1为了规范回转盖带颈平焊法兰人孔的设计,减少重复设计工作,保证产品质量,提高综合效...
HG/T 20700-2014.Engineering design code for programmable logic controller.1总则1.0.1 为了统一可编程序控制器在化工行业的技术要求,推进工程设计的规范化...
HG/T 20708-2011.Technical regulation of reinforced cushion for chemical construction's foundation.1总则1.0.1为促进加筋垫层技术在建(构)筑物地基处理工程中的应用...
HG/T 21514-2014.Technical specification of steel manholes and handholes.1总则1.0.1为了规范钢制人孔和手孔的设计,减少重复设计工作,保证产品质量，提高综合...
HG/T 21515-2014.Manholes for atmospheric use.1总则1.0.1为了规范常压人孔的设计,减少重复设计工作,保证产品质量,提高综合效益,制定HG/T 21515。1.0.2HG/...
HG/T 21516-2014.Plate flange manholes with hinged cover.1总则1.0.1为了规范回转盖板式平焊法兰人孔的设计,减少重复设计工作,保证产品质量,提高综合效益...
HG/T 20677-2013.Design code for chemical equipment with rubber lining.1总则1.1适用范围1.1.1HG/T 20677适用于以橡胶作为耐工艺介质腐蚀、磨蚀的钢制、铸铁制化...
HG/T 20699-2014.Common terms and definition of measurement and control system.1总则1.0.1为了统一自动化自控设计常用名词术语在化工行业的统一要求,推进化工...
HG/T 20684-2012.Specification for design selected metal material in chemical industrial furnace.1总则1.0.1为化学工业炉设计选用金属材料提供依据,特制定HG/T 2068...
HG/T 20680-2011.Code for process calculation of boiler plant design.1总则1.0.1为了统一工业锅炉房和中、小型电站锅炉的计算方法,使锅炉房设计全面贯彻国...
