HAYNES^® HR-160^® alloy Information

A solid-solution-strengthened, high-temperature corrosion-resistant alloy that provides
excellent resistance to sulfidation and chloride attack in both reducing and oxidizing atmospheres with
exceptionally good resistance to oxidation, hot corrosion, carburization, metal dusting, and nitridation.

HAYNES^® HR-160^® alloy Site

Principal Features

Applications

High Temperature Resistance

Oxidation Resistance

Chloridation Resistance

Carburization Resistance

Nitriding Resistance

Waste Incineration Environments

Tensile Properties

Creep and Stress-Rupture

Physical Properties

Physical Metallurgy

Thermal Stability

Corrosion Resistance

Welding

Machining

Health and Safety Information

HAYNES^® HR-160^® alloy
Technical Briefs

HAYNES^® HR-160 ^® alloy
Wire Information

Metallurgist Support

Sales Office Addresses

Tubular Products

Fittings & Flanges

Aqueous Corrosion Resistance

Stress Corrosion Cracking

U-Bend Specimens
45% MgCl₂, 154°C (309°F)

Alloy	Time to Failure, hours

HR-160^® alloy	1000	No cracking
C-22^® alloy	1000	No cracking
alloy 825	150	Cracked
316LSS	24	Cracked

Uniform Corrosion

	Average Corrosion Rate Per Year, mils*
	HR-160	625	316L

3% HCl + 59% HNO₃ , 80°C	2	20	-

1% HF + 20% HNO₃ , 80°C	35	123	>400

50% H₂SO₄ + 10% HNO₃ , Boiling	20	-	-

60% H₂SO₄ + 5% HNO₃ , Boiling	50	105	-

65% HNO₃ , Boiling	9	20	12

50% H₂SO₄ + 42 g/l Fe₂(SO₄)₃	9	24	38
G-28A, Boiling

25% H₂SO₄ + 5% HNO₃ +	3	713	-
4% NaCl, Boiling

1% HCl, Boiling	469	0.9	524

1% HCl + 1% H₂SO₄ +	107	120	245
1% HF, 79°C

*To convert mils per year (mpy) to mm per year, divide by 40.

Haynes International, Inc. 800-354-0806 765-456-6012

HAYNES® HR-160® alloy Information

HAYNES^® HR-160^® alloy Information