耐食性比較表

Solutions

Service Conditions

SuS304 SuS316 SuS410 SuS430
Nitric Acid

5%

Room Temperature

A A B
Nitric Acid

40%

Room Temperature A A B
Nitric Acid

40%

Boiling A A D
Sulfuric Acid

5%

Room Temperature C B D E
Sulfuric Acid

5%

Boiling E C E E
Hydrochloric Acid Room Temper E E E
Phosphoric Acid

30%

Boiling A A
Phosphoric Acid

65%

Boiling B B
Phosphoric Acid

85%

Boiling E E
Acetic Acid

50%

Room Temperature A A A
Acetic Acid

50%

Boiling C B E E
Acetic Acid

100%

Room Temperature A A
Acetic Acid

100%

Boiling C B E
Acetic Anhydride Boiling A A E C
Oxalic Acid

5%

Warm A A B
Oxalic Acid

10%

70℃ A A
Oxalic Acid

10%

Boiling D C
Formic Acid

5%

70℃ B A D
Formic Acid

5%

150℃ B A D
Hydrogen Sulphide B A
Ferrous Chloride

1%

70℃ B* A* C*
Ferrous Chloride

1%

Boiling D* C*
Calcium Chloride 70℃ B* A*
Ammonium Chloride

1%

70℃ A A A
Ammonium Chloride

20%


Boiling A A
Ammonium nitrate Boiling A A A A
Ammonium nitrate

10%

21℃ A A B B
Naphtha 21℃ A A A A
Fuel Oil 21℃ A A B A
Gasoline 21℃ A A A A
Benzol Warm A A A A
Acetone 21℃ A A B A
Chloro Benzol 21℃ A A A
Creosote (Coal Tar) Warm A A
Ethylene Glycol 21℃ A A B A
Ethylene Tricholoride 21℃ B A C
Digester Acid  21℃ B B C
Soda Ash

10%

93℃ A A A A
A: Good corrosion  
resistance
g/m2/hr
B: Fairly good corrosion
resistanceDegree of
  corrosion 0.10~1.00 
g/m2/hr
C: Poor Corrosion
  resistance Degree of
corrosion 1.00~3.00 
g/m2/hr
D: Very Poor Corrosion
resistanceDegree of
  corrosion
3.00~10.00 g/m2/hr
E: Bad Corrosion
  resistance Degree of
corrosion >10.00 
g/m2/hr
* Liable to suffer from
  pitting

 

 

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