GB/T 1786-1990
Cheese forging--Method for ultrasonic inspection (English Version)
- Standard No.
- GB/T 1786-1990
- Language
- Chinese, Available in English version
- Release Date
- 1990
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2009-05
- Replace By
- GB/T 1786-2008
- Latest
- GB/T 1786-2008
- Scope
- This standard specifies the scope of application, inspection personnel, inspection instruments and equipment, comparison test blocks, inspection conditions and procedures, and defects of the method of using flat-bottomed hole comparison test blocks and ultrasonic water immersion technology to inspect forged round cakes (hereinafter referred to as round cakes). assessments, inspection reports, etc. This standard is applicable to the ultrasonic inspection of forged superalloy and alloy steel disc defects in the manufacture of rotating (such as turbine discs, compressor discs, etc.). Ultrasonic inspection of round cakes for other purposes can be used as a reference after negotiation between the supplier and the purchaser.
GB/T 1786-1990 history
- 2008 GB/T 1786-2008 Forging tortillas ultrasonic testing method
- 1990 GB/T 1786-1990 Cheese forging--Method for ultrasonic inspection
