Browse Standards
4520+ standards in database
4520 result(s) found
管线钢和压力容器钢抗氢致开裂评定方法
Evaluation of pipeline and pressure vessel steels for resistance to hydrogen-induced cracking
复合钢板超声检测方法
Method for ultrasonic testing of clad steel plates
氮化镓单晶位错密度的测量 阴极荧光显微镜法
Test method for disoclation density of GaN single crystal—Cathodoluminescence spectroscopy
氮化镓单晶衬底表面粗糙度的原子力显微镜检验法
Test method for surface roughness of GaN single crystal substrate by atomic force microscope
氮化镓单晶衬底片x射线双晶摇摆曲线半高宽测试方法
The method for full width at half maximum of double crystal X-ray rocking curve of GaN single crystal substrate
高炉热风炉热平衡测定与计算方法
Methods of determination and calculation of heat balance for hot blast stove in blast furnace
太阳能级硅片和硅料中氧、碳、硼和磷量的测定 二次离子质谱法
Test method for measuring oxygen, carbon, boron and phosphorus in solar silicon wafers and feedstock by secondary ion mass spectrometry
硅片翘曲度测试 自动非接触扫描法
Test method for warp of silicon wafers—Automated non-contact scanning method
碳化硅单晶片平整度测试方法
Test methods for flatness of monocrystalline silicon carbide wafers
硅片表面金属沾污的全反射X光荧光光谱测试方法
Test method for measuring surface metal contamination on silicon wafers by total reflection X-Ray fluorescence spectroscopy
烧结金属材料（不包括硬质合金） 拉伸试样
Sintered metal materials, excluding hardmetals—Tensile test pieces
熔模铸造工艺 通用技术导则
Investment casting process—General technology guidelines
熔模铸造工艺 污染物的控制
Investment casting process—Pollutants control
硬质合金牌号 第3部分：耐磨零件用硬质合金牌号
Grades of cemented carbide—Part 3: Grades of cemented carbide for wear parts
铜铝复合板带
Copper clad aluminum plate, sheets and strips
无缝和焊接钢管（埋弧焊除外）的自动全圆周超声厚度检测
Automated full peripheral ultrasonic thickness testing of seamless and welded (except submerged arc-welded) steel tubes
变形永磁钢
Deformable permanent-magnet steels
集装箱用钢板及钢带
steel plates and strips for freight containers
海水淡化装置用不锈钢焊接钢管
Welded stainless steel tubes for seawater desalination plants
烧结金属材料（不包括硬质合金） 表观硬度和显微硬度的测定
Sintered metal materials，excluding hardmetals—Determination of apparent hardness and mincrohardness