This standard specifies the main method and quality grade assessment of ultrasonic flaw detection of welds in building steel structures. This standard applies to ultrasonic flaw detection of butt welds in building steel structures with a thickness of 8 to 203 mm. This standard does not apply to ultrasonic flaw detection of butt welds in T-shaped, Y-shaped or K-shaped steel pipes. JB/T 7524-1994 Ultrasonic flaw detection of welds in building steel structures JB/T7524-1994 Standard download decompression password: www.bzxz.net
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People's Republic of China Press Machinery Industry Standard JB/T75241994 1994-10-254 1995-10-01 G R2 0P uDEe/ 8~203mm GB11345 JB1152 ZBJ04001 ZBY230 ZBY232 12.7~25.4mm ZBY230 15.9~20.6mm 2~5MHz CSK-IA 19 94-10-25 sheets ZBY232 8~~30mm JB/T75241994 1995-10-01 50%~70% JB/T75241994 Butt weld Fillet weld Upper part T/4 Middle part T/2 Lower part T/4 6. 4.1. 2 6. 4. 1. 4 JB/T75241994 1□1G□6□89□12□14□15□ >19~38 >38~64 >64~89 >89~114 > 114~127 >127~165 >165~178 70°AB >178~203 40 50 60 7 6070° JB/T75241994 ZBJ04001 2a CSK-IA 25.4mm, 9□12 40~60° CSK-IA ZBJ04001 50 %~75% CSK-IA 2aCSK-IA JB/T75241994 1:1 1:2 □ 2:1 口=10° □4□wwW.bzxz.Net Tilt and shift 9.4.2.1Benefit 50%75%) JB/T75241994 d=bac 口19038 10.2.4 D JB/T75241994 □3□ 51mm2c □4□ 127254 254381 口-2 口102204 JB/T75241994 Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.