译：JB/T 7520.1-2017 Copper-based Solder Chemical Analysis Method - Part 1: Determination of Copper Content

译：JB/T 7520.5-2017 Method for chemical analysis of copper-based brazing materials - Part 5: Determination of tin content

译：JB/T 7520.6-2017 Copper-based solder chemical analysis method - Part 6: Determination of nickel content

译：JB/T 7948.9-2017 The Chemical Analysis Methods of Welding Consul - Part 9: Determination of Calcium Oxide and Magnesium Oxide Content

译：JB/T 7948.1-2017 JB/T 7948.1-2017 Methods for chemical analysis of welding flux - Part 1: Determination of silica content

译：JB/T 7520.2-2017 Copper-based solder chemical analysis method - Part 2: Silver determination

译：JB/T 7948.6-2017 JB/T 7948.6-2017 Methods for chemical analysis of flux - Part 6: Determination of phosphorus content

译：JB/T 7948.5-2017 JB/T 7948.5-2017 Methods for chemical analysis of welding flux - Part 5: Determination of calcium fluoride content

译：JB/T 7948.8-2017 The Chemical Analysis Methods of Welding Accelerators - Part 8: Determination of Carbon and Sulfur Content

译：JB/T 7520.4-2017 Copper-based solder chemical analysis method - Part 4: Determination of antimony content

译：JB/T 7520.3-2017 Copper-based solder chemical analysis method - Part 3: Determination of phosphorus content

译：JB/T 7948.3-2017 Soldering flux chemical analysis method - Part 3: Determination of aluminum oxide content

译：JB/T 7948.2-2017 Soldering flux chemical analysis method - Part 2: Determination of manganese oxide content

译：JB/T 7948.4-2017 Soldering flux chemical analysis methods - Part 4: Determination of iron oxide content

译：JB/T 7948.7-2017 JB/T 7948.7-2017 Methods for chemical analysis of welding flux - Part 7: Determination of sodium oxide and potassium oxide content

译：JB/T 3223-2017 Welding Material Quality Management Regulations

译：JB/T 11719-2013 Broken welding wire

译：JB/T 11084-2011 Stainless steel and low carbon steel A-TIG welding activator

译：JB/T 7948.5-1999 Methods for chemical analysis of melted welding fluxes The sulfosalicylic acid photometric method for determination of iron oxide content

译：JB/T 7948.1-1999 Methods for chemical analysis of melted welding fluxes The gravimetric method for determination of silicon dioxide content