ASTM B473 Standard for nickel alloy bar and wire

This specification covers UNSN08020,UNSN08026,and UNSN08024 bar and wire other than required for reforging.

Chemical Requirements
Element	UNS N08026	UNS N08020	UNS N08024
C max	0.03	0.07	0.03
Mn,max	1	2	1
P,max	0.03	0.046	0.035
S, max	0.03	0.035	0.035
Si,max	0.5	1	0.5
Ni	33.00 to 37.20	32.00 to 38.00	35.00-40.00
Cr	22.00 to 26.00	19.00 to 21.00	22.50 to 25.00
Mo	5.00 to 6.70	2.00 to 3.00	3.50 to 5.00
Cu	2.00 to 4.00	3.00 to 4.00	0.50 to 1.50
Nb+Ta	...	8*carbon-1.00	0.15 to 0.35
N	0.10 to 0.16	...	...
Fe	remainder	remainder	remainder

Mechanical Property Requirements
Condition		Diameter or thickness,in(mm)		Tensile Strength, min		Yield Strength, min		Elongation in 2 in.(50.8mm), min,%	Reduction of area, min, %
				ksi	MPa	ksi	MPa
Annealed, hot finished or cold finished		All		80	551	35	241	30.8	50
Annealed, stran-hardened		Up to 2(50.8)incl		90	620	60	415	15	40