Grade GH2302
Old Grade
Corresponding Standard GB /T 14996-2010
Cold-rolled heat-resisting superalloy sheets
Classification Alloy Steel
GH2302 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo Ti W Zr B Al Ce More
Minimum Value - - - - - 12 38 - 1.5 2.3 3.5 - - 1.8 - Fe余量
Maximum Value 0.08 0.6 0.6 0.02 0.01 16 42 0.25 2.5 2.8 4.5 0.05 0.01 2.3 0.02
GH2302 Mechanical Properties
test temperature
°C
Heat Treatment or Condition
Tensile Strength
σb
Mpa
Elongation or Extension Rate
δ
%
Room Temperature Delivery Condition ≥685 ≥30
800 Delivery Condition + Aging ≥540 ≥6
Approximate Comparison Table Deformed High-Temperature Alloy
China Russia
GB ISC GOST
GH2302
(GH302)
H23020 ЭИ 617
GH2302 Corresponding Standards(Same grade name, different standards)

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