Grade GH4080A
China ISC H40801
Old Grade
Corresponding Standard GB /T 14994-2008
Superalloy Cold Drawn Bars
Classification Alloy Steel
Properties Corrosion Resistance High-Temperature Resistance
Density 8.19 g/cm3
GH4080A Chemical Element Composition Content (%)
Component Fe C Si Mn P S Cr Cu Ti B Co Pb Al Bi Ag More
Minimum Value - 0.04 - - - - 18 - 1.8 - - - 1 - - Ni:余量
Maximum Value 1.5 0.1 0.8 0.4 0.02 0.015 21 0.2 2.7 0.008 2 0.002 1.8 0.0001 0.0005
GH4080A Mechanical Properties
test temperature
°C
Heat Treatment or Condition
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
Hardness
HBW
Room Temperature Solution Treatment + Aging Treatment ≥1000 ≥620 ≥20 ≥285
Solution treatment (delivery state) ≤325
Cold drawn condition (delivery condition) ≤365
1 Approximate Comparison Table Deformed High-Temperature Alloy
China United States Germany France United Kingdom
GB ISC Commercial Grade DIN EN/DIN W-Nr. L-Nr. NF EN/NF BS EN/BS
GH4080A
(GH80A)
H40801 Nimonic 80A NiCr20TiAl 2.4952 2.4631 ATG S3
NC20TA
2HR1
2HR 201
2HR 401
3HR 601
DTD 736B
2 Approximate Comparison Table Deformed High-Temperature Alloy
China United States International Organization for Standardization European Standard
GB SAE ISO EN Numerical Grade
GH4080A
80A①
HEV5 NiCr20TiAl NiCr20TiAl 2.4952
GH4080A Corresponding Standards(Same grade name, different standards)

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