GB/T 37122-2018 Translated English of Chinese Standard. (GBT 37122-2018, GB/T37122-2018, GBT37122-2018): Non-destructive testing - Phantom of maximum detectable steel thickness for industrial computed tomography (CT) testinghttps://www.chinesestandard.net, 02.11.2019 - 17 Seiten This Standard specifies the classification, types and marks, technical requirements, inspection methods, inspection rules, packaging, transport and storage for phantom of maximum detectable steel thickness for industrial computed tomography (CT) testing. This Standard is applicable to type inspection and exit-factory inspection for phantom of maximum detectable steel thickness for industrial CT testing of which radian energy is 225keV and above. This Standard can also be used as the basis for acceptance of user orders. |
Inhalt
| 3 | |
Scope | 4 |
Technical requirements | 9 |
Inspection methods | 13 |
Inspection rules | 15 |
Marks and labels | 17 |
Häufige Begriffe und Wortgruppen
0.02mm to measure adjacent sheets angle of 60 Aperture d0 appropriate method Chongqing clearance width combined disc corresponding outer diameter cover of round-hole detectable steel thickness diameter Exit-factory inspection diameter of line-pair diameter of ring diameter of round-hole equivalent performance error GB/T greater than 0.02mm hole depth Hole spacing S0 industrial computed tomography inspection and exit-factory Inspection items laser engravement line-pair pair Line-pair phantom models lower covers material of equivalent maximum detectable steel measure spacing measurement points metal sheet middle row Model Inner diameter model of round-hole models and corresponding Non-destructive testing Number of line-pair Outer diameter Exit-factory phantom of maximum polymethyl methacrylate reference plane resolution test piece Round disc round hole row of holes sealing cover Sheet height Sheet length spatial resolution test Standard steel or materials substrate slot take three directions thickness for industrial Three-dimensional structure Tolerance transparent material type inspection upper and lower width of adjacent