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HAYNES® HR-160® Welding Wire – Composition, Properties, and Uses

HAYNES® HR-160® Welding Wire

When it comes to welding wires, numerous options are available in the market, each with its unique set of attributes, making it difficult to choose from. However, if you are searching for a welding wire that provides excellent strength, corrosion resistance, and durability, then HAYNES® HR-160® Welding Wire is worth considering. This blog post will discuss everything you need about HAYNES® HR-160® Welding Wire – from its composition to its mechanical and physical properties.

What is HAYNES® HR-160® Welding Wire?

HAYNES® HR-160® Welding Wire is an ultra-clean, nickel-base alloy welding wire developed by Haynes International. This welding wire is primarily used in aerospace, requiring increased tolerance to high temperatures and extreme corrosion resistance. HAYNES® HR-160® offers superior weld characteristics with excellent strength even when used at elevated temperatures and maintains excellent mechanical properties after post-weld heat treatment. Its low hydrogen content minimizes the porosity of the weld bead, while its high molybdenum content ensures exceptional oxidation and corrosion resistance. Moreover, it also exhibits good fatigue characteristics that make it suitable for numerous aircraft applications, including fuel tanks, control surfaces, and turbine engine components.

HAYNES® HR-160® Coated Wire Composition

HAYNES® HR-160® Welding Wire is an austenitic nickel-chromium-iron-molybdenum alloy containing nitrogen, which imparts excellent corrosion resistance, even in harsh environments. Combining these elements results in high strength and toughness, making it ideal for welding various materials, including stainless steel and nickel alloys.

Nickel: Remainder
Cobalt: 27.0-32.0
Chromium: 26.0-29.0
Iron: 3.5 max.
Silicon: 2.4-3.0
Manganese: 1.0 max.
Molybdenum: 0.70 max.
Titanium: 0.20-0.60
Copper: 0.50 max.
Tungsten: 0.50 max.
Other: 0.30 max.
Aluminum: 0.40 max.
Niobium + Tantalum 0.15 max.
Carbon: 0.02-0.10
Sulfur: 0.02 max.

HAYNES® HR-160® Welding Wire Mechanical Properties

Regarding mechanical properties, HAYNES® HR-160® electrode offers exceptional tensile strength, yield strength, and elongation properties. It has a tensile strength of up to 115,000 psi, yield strength of 52,000 psi, and elongation properties reaching up to 52%. These properties make HAYNES® HR-160® Welding Wire ideal for use in extreme environments, such as those encountered in the oil and gas sector.

Tensile (psi) 90,000
Mpa 620
Elongation (%) 60

HAYNES® HR-160® Coated Wire Physical Properties

HAYNES® HR-160® Welding electrode has high-temperature resistance and is suitable for use in temperatures ranging from -196°C to 871°C. Moreover, it exhibits good resistance against thermal shock, making the welding wire suitable for applications involving rapid temperature changes. The welding wire is also easy to form and fabricate, making it simpler to create complex shapes.

HAYNES® HR-160® Welding Wire Trade Name

Class UNS Haynes
ERNiCoCrSi-1 N12160 HAYNES® HR-160®

HAYNES® HR-160® Welding Wire Uses

HAYNES® HR-160® Wire is suitable for various applications, including welding stainless steel, low-alloy steel, nickel alloys, and superalloys. It is often used in environments where high strength and toughness are essential, such as offshore oil rigs, power generation facilities, and chemical processing plants.

HAYNES® HR-160® Coated Wire Corrosion Resistance

The corrosion resistance offered by HAYNES® HR-160® filler metal is exceptional, making it resistant to various corrosive environments, including those that contain sulfuric, hydrochloric, and nitric acids. It can also withstand environments containing chloride and fluoride ions, making it a popular choice for marine and chemical processing environments.

HAYNES® HR-160® Welding Wire Heat Treatment

HAYNES® HR-160® filler Wire is heat-treatable and can be annealed at temperatures ranging from 980°C to 1035°C. After annealing, it exhibits improved ductility, making it an ideal choice for welding applications requiring high toughness levels.


HAYNES® HR-160® Welding Wire is an impressive welding wire with exceptional mechanical and physical properties, making it suitable for harsh environments. Its excellent corrosion, high-temperature resistance, and ability to withstand thermal shock make it a popular choice in challenging applications. Whether in the oil and gas sector, power generation, marine or chemical processing applications, HAYNES® HR-160® Welding Wire is the perfect solution for your welding needs.

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