N07208 - ASTM B 637-2018 - H2ABC

中文版

USA UNS	N07208
Corresponding Standard	ASTM B 637-2018 Standard Specification for Precipitation-Hardening and Cold Worked Nickel Alloy Bars, Forgings, and Forging Stock for Moderate or High Temperature Service
Classification	Nickel and Nickel Alloys
Properties	Corrosion Resistance

Chemical Element Composition Content (%)

Component	Fe	C	Si	Mn	P	S	Cr	Cu	Mo	Ti	W	Nb	Zr	B	Co	Al	Ta	More
Minimum Value	-	0.04	-	-	-	-	18.5	-	8	1.9	-	-	-	0.003	9	1.38	-	Ni:余量
Maximum Value	1.5	0.08	0.15	0.3	0.015	0.015	20.5	0.1	9	2.3	0.5	0.2	0.02	0.01	11	1.65	0.1	Ni:余量

Mechanical Properties

heat treatment	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %	Hardness HBW
solution + precipitation hardening	≥1034	≥620	≥20	≥14	≥250

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