GB/T 17731-2015Magnesium alloy sacrificial anode (English PDF)
镁合金牺牲阳极
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
September 11, 2015
Implementation date
April 1, 2016
Scope
GB/T 17731-2015 is the English-translated version of 镁合金牺牲阳极.
GB/T 17731-2015 is the Chinese standard "Magnesium alloy sacrificial anode". Its scope clause reads: This standard specifies the magnesium alloy sacrificial anodes (hereinafter referred to as magnesium anode) requirements, test methods, inspection rules, marking, packaging, transportation, storage Deposit and purchase order (or contract) content.
This standard applies to the work of the metal in the soil, freshwater and seawater media (mainly steel) cathodic protection facilities with casting, Extrusion process for the production of magnesium anode. Its clauses include terms and definitions; requirements.
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Document preview — GB/T 17731-2015
National Standard of the People's Republic of China
- ICS
- 77.150.20
- Classification
- H 61
- Replacing
- GB/T 17731-2009
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Normative references
- 3 Terms and Definitions
- 4 Requirements
1 Scope
This standard specifies the magnesium alloy sacrificial anodes (hereinafter referred to as magnesium anode) requirements, test methods, inspection rules, marking, packaging, transportation, storage
Deposit and purchase order (or contract) content.
This standard applies to the work of the metal in the soil, freshwater and seawater media (mainly steel) cathodic protection facilities with casting,
Extrusion process for the production of magnesium anode.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 912 carbon structural steel and low-alloy structural steel sheets and strips
GB 1499.1 steel reinforced concrete - Part 1. Hot rolled steel
GB/T 4950-2002 Zn - Al - Cd alloy sacrificial anode
GB/T 8170 repair value expressed about the rules and limit values and judgment
GB/T 13748 (all parts) magnesium and magnesium alloy chemical analysis method
GB/T 24488 magnesium alloy sacrificial anode electrochemical performance measurement method
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1 Actual capacity
The actual measured power consumption per unit mass of sacrificial anode produced, in units of Ah/kg.
3.2 Theoretical capacity
Calculation of power consumption per unit mass of sacrificial anode produced according to Faraday's law, in units of Ah/kg.
4 Requirements
4.1 Categories
4.1.1 grade, shape, production method and code
Magnesium anode according to the production method and shape into two categories (casting and extrusion), three shapes [trapezoid, D-shaped, rods (including rectangular and round bars
Stick)], the grade, production methods, and the shape of the code in accordance with Table 1. The demand side and the need for other grades of magnesium anode shape by supply and demand
The two sides negotiated.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
Cited by
- GB/T 33378-2025Technical specification of cathodic protection
- GB/T 24488-2021Test method for electrochemical properties of magnesium alloys sacrificial anode
- GB/T 21448-2017Specification of cathodic protection for underground steel pipelines
- GB/T 16166-2013Sacrificial anode cathodic protection for seawater cooling system in coastal power station
- SY/T 6964-2013pecification of cathodic protection for petroleum and gas station
- NB/T 25008-2011Anticorrosion and Antifouling of Seawater Cooling System in Nuclear Power Plant
Similar standards
Editions of GB/T 17731
| Edition | Title | Revision | Status |
|---|---|---|---|
| GB/T 17731-2015 | Magnesium alloy sacrificial anode | current edition | Current |
| GB/T 17731-2009 | Magnesium alloy sacrificial anode | previous edition | Superseded |
This page sells the current edition, GB/T 17731-2015. Earlier editions are listed for reference only.
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