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Haynes 230 provides user with a material that has excellent strength at elevated temperatures. It also has a high resistance to carburizing and sulfidizing environments. Unless otherwise specified it is furnished in the solution annealed condition. It is most commonly used in bar frame heat treating baskets, muffles, heat treating fixtures, and waste incinerators.

Chemical Properties

Element	Percent
Iron	Balance
Nickel	37
Cobalt (Max)	3
Chromium	25
Molybdenum (max)	2.5
Tungsten (Max)	2.5
Columbium	.7
Manganese	.7
Silicon	.6
Nitrogen	.2
Aluminum	.1
Carbon	.05
Boron	.004

Mechanical Properties of Seamless Pipe and Tube (ASTM B407)

Alloy	Condition (Temper)	Tensile Strength, min, psi	Yield Strength, min, psi	Elongation in 2 in.
UNS N08120	hot-finished annealed or cold-worked annealed	90,000	40,000	30
UNS N08800	cold-worked annealed	75,000	30,000	30
UNS N08800	hot-finished annealed or hot-finished	65,000	25,000	30
UNS N08810 and UNS N08811	hot-finished annealed or cold-worked annealed	65,000	25,000	30
UNS N08801	hot-finished annealed or cold-worked annealed	65,000	25,000	30
UNS N08890	hot-finished annealed or cold-worked annealed	75,000	30,000	35
UNS N06811	hot-finished annealed or cold-worked annealed	85,000	35,000	30

Applicable Specifications:

ASTM B514 – Standard Specification for Welded Nickel-Iron-Chromium Alloy Pipe

ASTM B407 – Standard Specification for Nickel-Iron-Chromium Alloy Seamless Pipe and Tube

ASTM B515 – Standard Specification for Welded UNS N08120, UNS N08800, UNS N08810, and UNS N08811 Alloy Tubes

ASTM B564 – Standard Specification for Nickel Alloy Forgings

ASTM B366 – Standard Specification for Factory-Made Wrought Nickel and Nickel Alloy Fittings

ASTM B163 – Standard Specification for Seamless Nickel and Nickel Alloy Condenser and Heat-Exchanger Tubes

ASTM B408 – Standard Specification for Nickel-Iron-Chromium Alloy Rod and Bar

ASTM B409 – Standard Specification for Nickel-Iron-Chromium Alloy Plate, Sheet, and Strip

Select AMS Number:

AMS Number	Alloy	Type	UNS	Cross Ref. Spec	Misc./Shape
AMS 5878	Haynes 230	Nickel	N06230
AMS 5878 Haynes 230 Plate	Haynes 230	Nickel	N06230	-	Haynes 230 Plate
AMS 5878 Haynes 230 Sheet	Haynes 230	Nickel	N06230	-	Haynes 230 Sheet
AMS 5878 Haynes 230 Strip	Haynes 230	Nickel	N06230	-	Haynes 230 Strip
AMS 5891	Haynes 230	Nickel	N06230
AMS 5891 Haynes 230 Bar	Haynes 230	Nickel	N06230	-	Haynes 230 Bar
AMS 5891 Haynes 230 Forging	Haynes 230	Nickel	N06230	-	Haynes 230 Forging
AMS 5891 Haynes 230 Ring	Haynes 230	Nickel	N06230	-	Haynes 230 Ring