Chromalox Big Red Book

Technical

Reference Data Corrosion Guide for Electric Immersion Heaters (cont’d.)

Legend

Sheath Material

A = Good to Excellent B = Fair to Good C = Depends on Conditions X = Not Suitable Blank = Data Not Available Acetic Acid (100%) Acetic Acid (50%) Acetone (100%) Actane 70™ Actane 80™ Actane Salt™ Alcoa Bright Dip R5™ Solution

C276 Hastelloy ® Quartz

INCOLOY ® 800

INCONEL ® 600

MONEL ® 400

Density 12

Teflon ® 12

Notes

Aluminum

Carbon Steel

Copper

Cast Iron

Titanium

Suggest

304, 321, 347 SS 316 SS Corrosion Rating

20Cb-3 SS

Lead

X X X X C B X BC BC A BC A A A A 23

A AC BC A A A B BC A A A A

C X X X X B X B C

15

A BC A

A A

A

X

B

B

2 1 1 1 2 2 1 1 1

A A A A

CONTACT FACTORY

A

A A A A

A A A

Allyl Alcohol Alcohol Alcorite™

B B B B

B

B B B B

A

A A A A

A A

A A A 23 - 26

B

B B

B

A

Alkaline Cleaners Alkaline Soaking Cleaners Aluminum (Molten) Aluminum Bright Dip Aluminum Chloride (Aqueous) Aluminum Cleaners Aluminum Sulphate (Sat.) Ammonia (Anhydrous) Ammonia (Gas) Ammonium Bifluoride Ammonium Chloride (50%) Ammonium Hydroxide (25%) Ammonium Nitrate Ammonium Persulphate Ammonium Sulphate (< 40%) Alodine™ Alum Barium Hydroxide (Sat.) Barium Sulphate Black Nickel Black Oxide Black Liquor Bonderizing™ Boric Acid Brass Cyanide Bright Nickel Brine (Salt Water) Bronze Plating Cadmium Black Cadmium Fluoborate Cadmium Plating Calcium Chlorate Bleach 5.5% Cl, Clorox™ Butyl Alcohol (Butanol) Beer Amyl Alcohol Aniline Anodizing ARP 28™ Arsenic Acid Asphalt ARP 80™ Blackening Salt

X 30 - 40 30 - 40

B

CONTACT FACTORY CONTACT FACTORY

A

A A

1, 9

A A

X X X C X X X X X X C

B

1 1 1 1

A A

A A A

X C X C

X

B

X B

X X X X X BC B X BC BC B BC A A A X X X X BC BC X X X BC BC BC A A A

A

A

A

A A A A A A A A A A B

C

X X

C C

B

A A

X C X X B C C X

X X X X X X X B X B AC B X X A

A

A

A

A A A A

X X X X B BC X

C X

C C B A A A A A A

B A A

A A A

X X

B X

A

A A

B

X X X BC X X

C

B X X X C C C X C B B B B C B B B B B B B BC B B B B C A A X X X X B A

A A A A A A 23 - 26 A A A

2

A A A

B C X B B B B B X X X X X X A

B

A A A

A A

X X X

X

1 1 2

A

X X C X X B X X B B B C A X A

A

A A A

A

A A A 6 - 10 A AC A A A A 55

X

X

X X BC B

B

X B X B B B X C B B B B B C B B B AC B B B B B B

A

A

A AC A A A A

A 30 - 40

X B

B X

B

A

A A

23 23 15

5 5

A

X X X

BC BC BC BC C

AC

A 15 - 23

X X

BC BC

SEE ZINC PHOSPHATE

A

A A A A

X X C X C

C BC BC BC C

A

1

A A

23 55

1, 5 10, 11

AC AC

A

X X BC

B C B

A

A

1 2 1 1

BC BC A A A A A A A A A B A B A

A

A A

A

B B X B B B C B BC BC B B

B

See notes at end of table.

TECHNICAL

INFORMATION

I-49