
发布时间:2024-05-27 17:49:26 - 更新时间:2024年06月29日 15:22
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이 규격에서는 음향 주파수 0.5 MHz에서 25 MHz 대역에서 구동되는 단일 소자로
Methods of measuring the performance of ultrasonic pulse-echo diagnostic equipment
本标准定义了描述测量脉冲回波医用诊断系统性能的参数,并给出了测试方法。 本标准适用于在0.5MHz~25MHz超声频率范围内采用单阵元换能器的超声诊断设备。 本标准不适用于多普勒超声系统
Methods of measuring the performance of ultrasonic plus-echo diagnostic equipment
Spracovatel': V?skumn? ústav mechanizácie a automatizácie Nové Mesto nad Váhom, I?O 492 639, Ing. Peter Kroupa Pracovník Federálního ú?adu pro
Methods of measuring the performance of ultrasonic pulse-echo diagnostic equipment
本标准规定了用接触式超声波脉冲回波测量厚度的方法及使用条件。 本标准适用于能使超声波以一恒定速度在其内部传播,并能从其背面得到反射的各种材料、制品及精密加工部件厚度的测量
Measuring thickness by ultrasonic pulse-echo contact method
Methods of measuring the performance of ultrasonic pulse-echo diagnostic equipment
Methods of measuring the performance of ultrasonic pulse-echo diagnostic equipment
1.1 This practice covers ultrasonic examination of materials by the pulse-echo method using straight-beam longitudinal waves introduced by direct
Standard Practice for Ultrasonic Pulse-Echo Straight-Beam Examination by the Contact Method
本标准规定了探头和被检测材料直接接触的直探头纵波脉冲反射式超声检测方法。 本标准适用于制订检测工艺规程
Non-destructive testing.Practice for ultrasonic pulse-echo straight-beam testing by the contact method
General methods of measuring the performances of ultrasonic pulse-echo diagnostic equipment
本标准规定了在温度不超过93.3℃条件下使用接触式脉冲回波法测量材料厚度的方法准则。 本标准适用于超声波能以一恒定速度在内部传播并能得到和分辨背面反射的任何材料的厚度测量。 论用英制单位还是国际单位制表示的数值均可单独作为标称值
Non-destructive testing.Practice for measuring thickness by ultrasonic pulse-echo contact method
Non-destructive testing—Measuring thickness by electromagnetic ultrasonic pulse-echo
General Methods of Measuring the Performances of Ultrasonic Pulse echo Diagnostic Equipment
电磁超声脉冲回波式测厚方法 1 范围 本标准规定了在温度不超过650℃条件下使用非接触电磁超声脉冲回波法测量材料厚度的方法准则。 本标准适用于超声波能以一恒定速度在内部传播并能得到和分辨背面反射的导电或铁磁性材料的厚度测量。 2 规范性引用文件 下列文件对于本文件的应用
本标准规定了以液体及其他液体耦合方式对被检物进行超声纵波直射探伤时应遵守的一般规则。 以液侵蚀超声脉冲回波法进行纵波直射探伤时,通常采用能在液体(一般为水)中工作的单晶片探头作为发社和接收高频超声波脉冲的换能器。通过液体介质,探头将超声波垂直的射入被检物。当材料内部有反射体(包括
Recommended practice for immersed ultrasonic testing by the reflection method using pulsed longitudinal waves
이 규격은 고체 2 MHz 이상의 주파수에서 초음파 감쇠 계수를 초음파 펄스 반사법에 의하
Method for measurement of ultrasonic attenuationcoefficient of solid by pulse echo technique
Ultrasonics - Pulse-echo scanners - Simple methods for periodic testing to verify stability of an imaging system's elementary performance
Ultrasonics - Pulse-echo scanners - Simple methods for periodic testing to verify stability of an imaging system's elementary performance
Ultrasonics - Pulse-echo scanners - Simple methods for periodic testing to verify stability of an imaging system's elementary performance
Measurement of thickness by ultrasonic pulse-echo technique
本标准规定了在温度不超过93.3℃条件下使用接触式脉冲回波法测量材料厚度的方法准则。 本标准适用于超声波能以一恒定速度在内部传播并能得到和分辨背面反射的任何材料的厚度测量。 论用英制单位还是国际单位制表示的数值均可单独作为标称值
Non-destructive testing.Practice for measuring thickness by ultrasonic pulse-echo contact method
1.1. Prezentul standard se refer? la metoda de predeterminare a m?rcii cimentului cu ajutorul ?ncerc?rilor nedistructive cu ultrasunete, pe
CEMENTS Determination of brand by ultrasonic pulse
Standard Practice for Ultrasonic Pulse-Echo Straight-Beam Contact Testing
Non-destructive testing—Measuring thickness by electromagnetic ultrasonic pulse-echo
本标准规定了探头和被检测材料直接接触的直探头纵波脉冲反射式超声检测方法。 本标准适用于制订检测工艺规程
Non-destructive testing.Practice for ultrasonic pulse-echo straight-beam testing by the contact method
Standard Practice for Measuring Thickness by Manual Ultrasonic Pulse-Echo Contact Method
5.1x00a0;This practice employs the use of normal-incident
Standard Practice for Ultrasonic Pulse-Echo Straight-Beam Contact Testing
General rule of ultrasonic testing of metals by pulse echo technique
Ultrasonics - Real-time pulse-echo systems - Test procedures to determine performance specifications
General rules for ultrasonic testing of metals by pulse echo technique
本标准规定了单元式脉冲回波超声换能器的术语和定义、基本电声特性及其测量方法。 本标准适用于发收兼用的压电型单元式脉冲回波超声换能器,其有效辐射面的直径不大于 30 mm,工作频率范围为 1MHz~10MHz
Electroacoustic characteristics and measurement methods of single element pulse-echo ultrasonic transducers








