GH4049 GH49 - GB /T 14993-1994

Grade	GH4049
Old Grade
Corresponding Standard	GB /T 14993-1994 Hot-Rolled Heat-resisting Superalloy Bars for Rotating Parts
Classification	Special Alloy Steel

GH4049 Chemical Element Composition Content (%)

Component	Fe	C	Si	Mn	P	S	Cr	Cu	Mo	As	Ti	W	V	B ^①	Co	Pb	Al	Sn	Ce ^①	Bi	Sb	More
Minimum Value	-	0.04	-	-	-	-	9.5	-	4.5	-	1.4	5	0.2	-	14	-	3.7	-	-	-	-	Ni余量
Maximum Value	1.5	0.1	0.5	0.5	0.01	0.01	11	0.07	5.5	0.0025	1.9	6	0.5	0.015	16	0.001	4.4	0.0012	0.02	0.001	0.0025	Ni余量

GH4049 Mechanical Properties

condition	Test Temperature	Mark	Tensile Strength σ_b Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %	Hardness HBW
Rod	Room Temperature					Indentation diameter (mm) 3.2~3.5
Rod		High temperature instantaneous tensile properties	≥568.4	≥7	≥11
Rod		High-Temperature Endurance Performance	Stress 245MPa; Time ≥40h
Rod		High-Temperature Endurance Performance	Stress (216MPa); Time ≥ (80h)

Approximate Comparison Table Deformed High-Temperature Alloy

GH4049 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"!