Chemical Corrosion of S Y A L O N 101
SPECIES
CONCENTRATION
EXPOSURE TIME
TEMPERATURE
REACTION
%
in hours
° C
NONE
WEAK
STRONG
Hydrochloric Acid
20
500
boiling
X
Nitric Acid
65
500
boiling
X
Sulphuric Acid
10
500
70
X
Sulphuric Acid
85
500
20
X
Orthophosphoric Acid
500
20
X
Pyrophosphoric Acid
500
20
X
Hydrofluoric Acid
Concentrated
192
boiling
X
Sodium Hydroxide
20
500
20
X
Sodium Hydroxide
50
115
boiling
X
Hydrofluoric & Nitric Acid
Concentrated
68
boiling
X
GASES
Oxygene
Air
500
X
Oxygene
Air
700
X
Oxygene
Air
1200
X
Chlorine
Air
500
900
X
MOLTEN SALTS + ALKALIES
Sodium Hydroxide
400
X
Sodium Sulfate
1000
X
Sodium & Potassium Chloride
900
X
Chloride & Potassium Chloride
350
X
Sodium & Zirconium Fluoride
650
X
MOLTEN METALS & ALLOYS
Copper
7
1150
X
Zinc
500
550
X
Magnesium
500
750
X
Aluminium
1000
950
X
Tin
144
300
X
Iron
2
1450
X
In case of combinations of above mentioned chemicals, the indicated temperatures and/or concentrations are NOT valid.