Knowledge

Common material choices for sacrificial anodes

A metal or alloy with a more negative potential is attached to the protected metal tube line and buried in the soil. This metal or alloy with a more negative potential is called a

Aug 31, 2022

Choice of cathodic protection method

About the cathodic protection design of urban pipelines, people seem to enter a misunderstanding. For example, the sacrificial anode method is adopted in Tianjin. It is considered

Aug 30, 2022

Criterion of cathodic protection effect

1) common steel cathodic protection criterion: ◆ when the cathodic protection is applied, the negative potential shift of the protected structure reaches at least -850mV or more ne

Aug 29, 2022

Before the magnesium anode

Manganese is easy to combine with harmful impurity elements, thus eliminating the effect of Fe on the corrosion resistance of the alloy, so that the corrosion rate is greatly reduc

Aug 27, 2022

Comparison of sacrificial anode and forced current

Sacrificial anode: Advantages: 1, no need for external power supply 2. Little interference to adjacent metal structures 3. The workload of management and maintenance is small 4. Th

Aug 26, 2022

Ribbon anode -- zinc ribbon

Zinc strip anode is a kind of sacrificial anode cathodic protection material, the main material is zinc, transverse plane is diamond shape, has good mechanical properties. The impl

Aug 25, 2022

How is the test pile maintained?

1) Check the insulation between the terminal post and the earth. The resistance value should be greater than 100 thousand OHms and measured with a multimeter. If it is less than th

Aug 24, 2022

Brief introduction to the reference electrode

An electrode used as a reference for measuring electrode potential. Strictly speaking, the standard hydrogen electrode is an ideal electrode, which is not actually realized. Theref

Aug 23, 2022

​What is the titanium anode?

What is the titanium anode? Titanium anode full name called titanium funds belong to the oxide coating titanium anode (MMO). Also called KSA anode. Shape stable anode (size). It ba

Aug 22, 2022

What is a potentiostat?

Potentiostat itself is a rectifier under a branch, with constant potential, constant current function. Constant potential refers to the reference electrode feedback as a constant s

Aug 18, 2022

Function of reference electrode

An electrode that has no response to the activity of hydrogen ions in the solution and has a known and constant electrode potential is called a reference electrode. The main functi

Dec 29, 2021

Three main causes of transformer water ingress and moisture

When we use the transformer, Xiaobian reminds you to pay attention to avoid accidents. Transformer water ingress and dampness is also an important part of transformer accidents and

Dec 27, 2021