Comparison Chart - Material Corrosion Resistance 

CORROSION RESISTANCE

Material

AIR

WATER

FOOD

LIQUOR

DILUTE ACIDS

CONC. ACIDS

Ammonia

Alkaline
Salt

Industrial Atmosphere
 

Salt air

Wet steam

Domestic  Water

Sea Water

Food Products

Fruit & Veg. juice

Dairy products

Hot Sulphate

Dye

HCl

H2SO4

HNO3

Phosphoric
 

H2SO4

HNO3

Phosporic

AISI-E-52100

3

§

4

4

§

§

§

§

§

§

§

§

§

§

§

§

§

2

3

AISI 420

2

3

2

2

§

2

2

3

§

4

§

§

1

§

§

1

§

3

2

AISI 420C

2

3

2

2

§

2

2

3

§

4

§

§

1

§

§

1

§

3

2

AISI 440C

2

3

2

2

§

2

2

3

§

4

§

§

1

§

§

1

§

3

2

AISI 304/302

2

1

1

1

1

1

2

1

1

4

§

§  

1

1

§  

1

§

1

1

AISI 316

2

1

1

1

1

1

1

1

2

4

§

2

1

2

1

1

1

1

2

AISI S2

3

§

4

4

§

§

§

§

§

§

§

§

§

§

§

§

§

4

4

AISI 1085

3

§

4

4

§

§

§

§

§

§

§

§

§

§

§

§

§

2

3

Symbols: 1 = Excellent; 2= Good; 3 = Fair; 4 = Poor  and  § = not suitable