GB/T 38526-2020
航天推进系统钛管材
Titanium tubes for aerospace propulsion system
- 实施日期
- 2021-02-01
- ICS 分类
- 77.150.50
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
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GB/T 38526-2020
Titanium tubes for aerospace propulsion system
GB/T 38524-2020
Hafnium bars and hafnium wires
GB/T 38516-2020
Permeable sintered metal materials—Determination of average pore size of medium flow
GB/T 38513-2020
Methods for chemical analysis of niobium hafnium alloys—Determination of hafnium, titanium, zirconium, tungsten, tantalum contents—Inductively coupled plasma atomic emission spectrometry
GB/T 38512-2020
Aluminum and aluminum alloy tubes for the pressure vessel
GB/T 35840.4-2020
Steels for plastic mould—Part 4: Pre-hardenging steel plate
GB/T 24595-2020
Hot-rolled steel bars for quenched and tempered automobile crankshafts
GB/T 23605-2020
Determination of β transus temperature of titanium alloys
GB/T 15076.7-2020
Methods for chemical analysis of tantalum and niobium—Part 7:Determination of phospherus content in niobium—4-Formyloxy-pentyl ketone-[2] extraction separation phosphomolybdate blue spectrophotometry and inductively coupled plasma atomic emission spectrom
GB/T 15076.6-2020
Methods for chemical analysis of tantalum and niobium—Part 6:Determination of silicon content—Inductively coupled plasma atomic emission spectrometry
GB/T 15076.4-2020
Methods for chemical analysis of tantalum and niobium—Part 4:Determination of iron content—1,10-Phenanthroline spectrophotometry
GB/T 15076.11-2020
Methods for chemical analysis of tantalum and niobium—Part 11:Determination of arsenic,antimony,lead,tin and and bismuth contents in niobium—Direct current arc atomic emission spectrometry
GB/T 14849.3-2020
Methods for chemical analysis of silicon metal—Part 3:Determination of calcium content
GB/T 14849.1-2020
Methods for chemical analysis of silicon metal—Part 1:Determination of iron content
GB/T 13747.4-2020
Methods for chemical analysis of zirconium and zirconium alloys-Part 4:Determination of chromium content—Diphenylcarbazide spectrophotometry and inductively coupled plasma atomic emission spectrometry
GB/T 13747.3-2020
Methods for chemical analysis of zirconium and zirconium alloys-Part 3:Determination of nickel content-Dimethyglyoxime spectrophotometry and inductively coupled plasma atomic emission spectrometry
GB/T 13747.27-2020
Methods for chemical analysis of zirconium and zirconium alloys—Part 27:Determination of trace impurities content—Inductively coupled plasma mass spectrometry
GB/T 11251-2020
Alloy structural steel plate and strip
GB/T 11101-2020
Cemented carbide blanks for round rods
GB/T 7964-2020
Sintered metal materials( excluding hardmetal )—Tension testing at room temperature