Material AISI No.

Equivalents

Corrosion Resistance

Air

Water

Food

Liquor

Dilute Acids

Acids

Alkali

Industrial Atmosphere

Salt Air

Wet Steam

Domestic Water

Sea Water

Food Products

Fruit and Veg Juices

Dairy Products

Hot Sulphite

Dye

HCL

H2SO4

HNO3

Phosphoric

H2SO4

HNO3

Phosphoric

Ammonia

Alkaline Salts

Low Carbon AISI 1010-16

Wks 1.0010 ASTM A29 EN32

3

T

4

4

T

T

T

T

T

T

T

T

T

T

*

T

T*

2

3

High Carbon AISI 1065-85

Wks 1.0616 C85 EN8-9

3

T

4

4

T

T

T

T

T

T

T

T

T

T

*

T

T

2

3

High Carbon Chrome Alloy AISI 52100

Wks 1.3505 100 CR6 EN31

3

T

4

4

T

T

T

T

T

T

T

T

T

T

T

1

T

3

2

Stainless Steel AISI 440C

Wks 1.4125 X105 CR M017

2

3

2

2

T

2

2

3

T

4

T

T

T

T

T

T

T

2

3

Stainless Steel AISI 420

Wks 1.3541 X45 CR13 EN56D

2

4

1

1

T

3

3

2

T

3

T

T

T

T

T

T

T

2

3

Stainless Steel AISI 302/304

Wks 1.4301 X5 CR NI 1810 EN58E

2

1

1

1

1

1

2

2

1

4

2

2

2

2

2

2

2

1

1

Stainless Steel AISI 316

Wks 1.4401 Z2 CND17.12 EN518J

2

1

1

1

1

1

1

1

2

4

T

2

1

2

1

1

1

1

2

 

Numbers indicate order of preference

1 = Excellent

V = Varies

2= Good

T = Will not withstand conditions

3 = Fair

* = Satisfactory only over 75% concentration

4 = Poor