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GB/T 8753-1988 Anodizing of aluminium and aluminium alloys-Estimationof loss of absorptive power of anodic oxide coatings after sealing-Dye spot test with prior acid treatment (USD) via email in 1-3 business day ABOLISHED
TB/T 1618-2001 (USD) via email in 1-3 business day VALID
NB/T 20003.2-2010 Non-destructive testing for mechanical components in nuclear island of nuclear power plants—Part 2:Ultrasonic testing (USD) via email in 1-10 business day VALID
SY/T 6423.6-1999 Petreoleum and natural gas industries—Non-destructive testing (NDT) methods of steel tubes for pressure purposes—Ultrasonic testing of seamless and welded (except submerged arc-welded) steel tubes for the detection of laminar imperfections (USD) via email in 1-3 business day ABOLISHED
YB/T 4083-2011 Measurement method of comprehensive properties for automatic eddy current flaw detection system for steel tubes via email in VALID please email coc@codeofchina.com for quotation
MH/T 3002-2006 Nondestructive testing in aircraft Uitrasonic testing (USD) via email in 1-3 business day ABOLISHED
GB/T 38683-2020 Method of ultrasonic testing for large inclusions in bearing steel (USD) via email in 1-3 business day TO BE VALID
GB/T 11345-1989 Method for manual ultrasonic testing and classification of testing results for ferritic steel welds (USD) via email in 1-3 business day ABOLISHED
GB/T 31351-2014 Nondestructive test method for micropipe density of polished monocrystalline silicon carbide wafers (USD) via email in 1-3 business day VALID
GB/T 5777-1996 Seamless steel pipe and tubing-Methods for ultrsonic testing (USD) via email in 1-3 business day ABOLISHED
GB/T 20935.2-2009 Method of electromagnetic acoustic inspection for metal materials—Part 2:Standard practice for ultrasonic testing using electromagnetic acoustic transducer (EMAT) techniques (USD) via email in 1-3 business day ABOLISHED
GB/T 19444-2004 Oxygen precipitation characterization of silicon wafers by measurement of interstitial oxygen reduction via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB 246-1982 (USD) via email in 1-3 business day ABOLISHED
GB/T 2970-1991 Thicker steel plate—Method for ultrasonic inspection via email in ABOLISHED please email coc@codeofchina.com for quotation
DL/T 694-1999 The technical guide of ultrasonic inspection for high-temperature tight bolts (USD) via email in 1-3 business day ABOLISHED
GB/T 3310-2010 Ultrasonic testing method of copper and copper alloy bars (USD) via email in 1-3 business day VALID
GB/T 5777-2019 Automated full peripheral ultrasonic testing of seamless and welded(except submerged arc-welded) steel tubes for the detection of longitudinal and/or transverse imperfections (USD) via email in 1-3 business day VALID
YB/T 145-1998 Steel tubes-Measurement method of sizes of standard artificial defect for flaw detection (USD) via email in 1-3 business day ABOLISHED
YB/T 4082-2011 Measurement method of comprehensive properties for automatic ultrasonic flaw detection system for steel tubes via email in VALID please email coc@codeofchina.com for quotation
GB/T 8651-2002 Metal plates--Flaw detection method by the ultrasonic plate wave via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
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