GB/T 23520-2009
Platinum/niobium clad anode strip for Cathodic Protection (English Version)
- Standard No.
- GB/T 23520-2009
- Language
- Chinese, Available in English version
- Release Date
- 2009
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Status
- 2022-10
- Replace By
- GB/T 23520-2022
- Latest
- GB/T 23520-2022
- Scope
- This standard specifies the requirements, test methods, inspection rules and signs, packaging, transportation, storage, order form (or contract) content, etc. for Pt/Nb composite anode plates for ship cathodic protection. This standard applies to Pt/Nb composite anode plate materials for ship cathodic protection.
GB/T 23520-2009 Referenced Document
- GB/T 1419-2004 Sponge platinum
- GB/T 15076.1 Methods for chemical analysis of tantalum and niobium—Part 1: Determination of tantalum content in niobium—Inductively coupled plasma atomic emission spectrometry*， 2017-10-14 Update
- GB/T 15076.10 Methods for chemical analysis of tantalum and niobium—Part 10:Determination of iron,nickel,chromium,titanium, zirconium,aluminum and manganese contents in niobium—Direct current arc atomic emission spectrometry*， 2019-12-31 Update
- GB/T 15076.11 Methods for chemical analysis of tantalum and niobium—Part 11:Determination of arsenic,antimony,lead,tin and and bismuth contents in niobium—Direct current arc atomic emission spectrometry*， 2020-03-06 Update
- GB/T 15076.12 Method for chemical analysis of tantalum and niobium.Determination of phosphorus content in tantalum
- GB/T 15076.13 Methods for chemical analysis of tantalum and niobium—Part 13: Determination of nitrogen content—Inert gas fusion thermal conductivity method*， 2017-10-14 Update
- GB/T 15076.14 Method for chemical analysis of tantalum and niobium.Determination of oxygen content
- GB/T 15076.15 Method for chemical analysis of tantalum and niobium.Determination of hydrogen content
- GB/T 15076.16 Method for chemical analysis of tantalum and niobium.Determination of sodium and potassium contents
- GB/T 15076.2 Methods for chemical analysis of tantalum and niobium—Part 2:Determination of niobium content in tantalum—Inductively coupled plasma atomic emission spectrometry and stratography gravimetry*， 2019-12-31 Update
- GB/T 15076.3 Methods for chemical analysis of tantalum and niobium—Part 3：Determination of copper content—Flame atomic absorption spectrometry*， 2019-06-04 Update
- GB/T 15076.4 Methods for chemical analysis of tantalum and niobium—Part 4:Determination of iron content—1,10-Phenanthroline spectrophotometry*， 2020-03-06 Update
- GB/T 15076.5 Methods for chemical analysis of tantalum and niobium—Part5:Determination of molybdenum and tungsten contents—Inductively coupled plasma atomic emission spectrometry*， 2017-10-14 Update
- GB/T 15076.6 Methods for chemical analysis of tantalum and niobium—Part 6:Determination of silicon content—Inductively coupled plasma atomic emission spectrometry*， 2020-03-06 Update
- GB/T 15076.7 Methods for chemical analysis of tantalum and niobium—Part 7:Determination of phospherus content in niobium—4-Formyloxy-pentyl ketone-[2] extraction separation phosphomolybdate blue spectrophotometry and inductively coupled plasma atomic emission spectrom*， 2020-03-06 Update
- GB/T 15076.8 Method for chemical analysis of tantalum and niobium.Determination of carbon and sulphur contents
- GB/T 15076.9 Method for chemical analysis of tantalum and niobium.Determination of iron,chromium,nickel,manganese,titanium,aluminum,copper,tin,lead and zirconium contents in tantalum
- GB/T 15077 Geometric size measuring methods of precious metals and their alloy materials
- GB/T 6462 Metallic and oxide coatings-Measurement of coating thinckness-Microscopical method
- YS/T 656 Designation and composition of wrought niobium and niobium alloy*， 2015-04-30 Update
GB/T 23520-2009 history
- 2022 GB/T 23520-2022 Platinum clad anode sheet and plate for cathodic protection
- 2009 GB/T 23520-2009 Platinum/niobium clad anode strip for Cathodic Protection
