GH4202 - GB /T 40313-2021

Grade	GH4202
Corresponding Standard	GB /T 40313-2021 Specification for Wrought Superalloy Forging Disks
Classification	Special Alloy Steel

GH4202 Chemical Element Composition Content (%)

Component	Fe	C	Si	Mn	P	S	Cr	Mo	Ti	W	B	Al	Ce	More
Minimum Value	-	-	-	-	-	-	17	4	2.2	4	-	1	-	Ni:余量
Maximum Value	4	0.08	0.6	0.5	0.015	0.008	20	5	2.8	5	0.01	1.5	0.01	Ni:余量

GH4202 Mechanical Properties

form	Test Temperature	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %	Hardness HBW	Impact Energy Absorption KV2 J
sample	Room Temperature	≥930	≥550	≥16	≥18	242~341	KU2 ≥27
sample		≥690	≥490	≥12	≥15	-	-

GH4202 Corresponding Standards(Same grade name, different standards)

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!