ASTM A531/A531M-91 标准详情
- 标准号:ASTM A531/A531M-91
- 中文标题:标准实践汽轮发电机钢超声波检验弹性挡圈
- 英文标题:Standard Practice for Ultrasonic Examination of Turbine-Generator Steel Retaining Rings
- 标准类别:美国材料与试验协会ASTM
- 发布日期:
CONTAINED IN VOL. 01.05, 2008Describes the procedures to be followed when performing ultrasonic shear and longitudinal wave tests on turbine-generator retaining rings with an inside diameter to wall thickness ratio equal to or greater than 5-1 and wi
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