本标准规定了超声探伤用直探头、斜探头、分割探头、水浸探头、表面波探头和可变角探头型号的命名方法。 1 型号的组成项目型号的组成项目及其排列顺序规定如下: 基本频率压电材料晶片尺寸种类特征 2 基本频率基本频率用阿拉伯数字表示,单位MHz。 3 压电材料压电材料用化学元素缩写符号表示(石英单晶用Q表示),见表1。 This standard specifies the ultrasonic testing with a straight probe, oblique probe, split probe, immersion probe, surface wave probe and variable angle probe model naming method. 1 model of the composition of the project model components and their arrangement in the order as follows: Basic Frequency Piezoelectric material Wafer size Type Features 2 Basic frequency The basic frequency expressed in Arabic numerals, the unit MHz. 3 Piezoelectric materials Piezoelectric elements abbreviated chemical symbols (Quartz single crystal Q), Table 1.