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GB/T 37598-2019 Inspection of non-metallic inclusions in steel—Blue fracture test method (USD) via email in 1-3 business day VALID
GB/T 15749-2008 Measuring method in quantitative metallography (USD) via email in 1-3 business day VALID
YB/T 4003-1997 Standard diagrams for macrostructure and defect in continuous casting slab (USD) via email in 1 business day ABOLISHED
GB/T 34474.1-2017 Determination of banded structure of steel—Part 1:Micrographic method using standards diagrams (USD) via email in 1-3 business day VALID
GB/T 4236-2016 Steel examination by sulphur print (Baumann method) (USD) via email in 1-3 business day VALID
GB/T 226-2015 Test method for macrostructure and defect of steel by etching (USD) via email in 1-3 business day VALID
DL/T 652-1998 Technical guidelines for metallurgic replica (USD) via email in 1-3 business day
GB 3310-1982 (USD) via email in 1-3 business day ABOLISHED
GB/T 13302-1991 Steel-Determination of area content of graphite-micrographic method using diagrams (USD) via email in 1-3 business day VALID
GB/T 13298-2015 Inspection methods of microstructure for metals (USD) via email in 1-3 business day VALID
YB/T 153-1999 Standard diagrams for macrostructure and defect in quality carbon structural steel and alloy structural steel continuous casting blank (USD) via email in 1-3 business day ABOLISHED
GB/T 18876.2-2006 Standard practice for determining the metallographical constituent and inclusion content of steels and other metals by automatic image analysis - Part 2: Determining the inclusion ratings of steels by automatic image analysis and stereology via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB 5777-1986 (USD) via email in 1-3 business day ABOLISHED
YS/T 347-1994 (USD) via email in 1-3 business day ABOLISHED
GB/T 1979-2001 STANDARD diagrams for macrostructure and defect of structural steels via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
YB 4002-1991 (USD) via email in 1-3 business day ABOLISHED
GB/T 31309-2014 Calculation of electoron vacancy number in nickel-base superalloys (USD) via email in 1-3 business day VALID
GB/T 13305-2008 Micrographic method for determining area content of the α-phases in stainless steels (USD) via email in 1-3 business day VALID
GB 8755-1988 Collection of metallographs on titanium and titanium alloy terms (USD) via email in 1-3 business day ABOLISHED
GB/T 5616-2006 Non-destructive testing - Guidelines for application (USD) via email in 1-3 business day ABOLISHED
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