GB/T 31925-2015: Translated English of Chinese Standard. (GBT 31925-2015, GB/T31925-2015, GBT31925-2015): Ultrasonic Test Methods of Heavy Wall Thickness Seamless Steel Pipes and TubesThis Standard specifies the piezoelectric ultrasonic test principles, test methods, comparison specimen, flaw-detection equipment, test procedure, result assessment, test report of seamless stainless steel pipe with the ratio of wall-thickness to outside diameter in the range of 0.2~0.3. |
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Sadržaj
Foreword | 4 |
Terms and Definitions | 5 |
Reference Pipes | 7 |
Flaw Detection Device | 10 |
Test Conditions | 11 |
Result Assessment | 12 |
Test Report | 13 |
Uobičajeni izrazi i fraze
2.0 Other stainless acoustic beam area Blind area automatic inspection bottom surface can’t be subject cancel the processing defect Transverse external Depth of artificial device for automatic diameter is less doesn’t end of specimen external defect Transverse external surface fixed-time calibration Flaw detecting staff flaw detection device GB/T internal and external internal wall longitudinal defects Longitudinal external defect longitudinal notch Longitudinal wave natural defects nominal wall thickness perpendicular Piezoelectric ultrasonic pipe wall pipe’s nominal wall pipes and tubes pre-setting alarm level ratio of wall reference pipes same-specification steel pipe seamless steel pipes self-receiving probe self-transmitting and self-receiving signal amplitude stainless steel pipe steel pipe axis Steel Pipe Longitudinal steel pipe surface Steel pipe’s nominal Supercritical above boiler test equipment Test Methods tested steel pipe Testing Schematic Diagram testing the longitudinal transverse artificial defect transverse defects Transverse external defect transverse notch transverse wave Ultrasonic Flaw Detector value/mm Allowable deviation wall of steel
Bibliografski podaci
| Naslov | GB/T 31925-2015: Translated English of Chinese Standard. (GBT 31925-2015, GB/T31925-2015, GBT31925-2015): Ultrasonic Test Methods of Heavy Wall Thickness Seamless Steel Pipes and Tubes |
| Autor | https://www.chinesestandard.net |
| Izdavač | https://www.chinesestandard.net, 2016 |
| Duljina | Broj stranica: 13 |
| Izvezi navode | BiBTeX EndNote RefMan |