NB/T 20007.48-2017.Stainlesss steel for pressurized water reactor power plant-Part 48: Stainless steel bars for nuclear safety related equipuments fas

NB/T 20009.23-2017.Welding material for pressurized water reactor nuclear power plants-Part 23:Stainless steel covered electrodes for safety-related c

NB/T 20009.23-2017.Welding material for pressurized water reactor nuclear power plants-Part 23:Stainless steel covered electrodes for safety-related c

NB/T 20009.27-2017.Welding material for pressurized water reactor nuclear power plants-Part 27: Stainless steel wires and filler rods for safety relat

NB/T 20009.30-2017.Welding material for pressurized water reactor power plants-Part 30: Low alloy steel welding wires and fluxes for submerged arc wel

NB/T 20009.31-2017.Welding material for pressurized water reactor nuclear power plants-Part 31:Stainless steel strips and fluxes for cladding of Safet

NB/T 14022-2017.Water sensitivity evaluation of shale. 1范围 NB/T 14022规定了页岩水敏性评价方法及评价指标。 NB/T 14022适用于工作液对页岩气储层岩心的水敏性评价。 2规范性引用文件 下列文件对于本文件的应用是必不可少的。凡是

NB/T 14024-2017.Technique specification for shale gas production prediction. 1范围 NB/T 14024规定了页岩气井产量预测资料收集与处理、预测方法选择、模型选择、不确定性分析、报告编写的要求。 NB/T 14024适用

NB/T 20005.7-2017.Carbon steel and low alloy steel for pressurized water reactor nuclear power plants-Part 7: Class 1, 2, 3 steel plates. 1范围 NB/T 200

NB/T 20005.9-2017.Carbon steel and low alloy steel for pressurized water reactor nuclear power plants-Part 9: Class 2,3 seamless steel pipes. 1范围 NB/T