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Grade 13Cr15Ni4Mo3N
Old Grade
Corresponding Standard GJB 8268-2014
Specification for precipitation-hardening stainless steel bars for aviation
Classification Precipitation-Hardening Stainless Steel
Properties Corrosion Resistance
13Cr15Ni4Mo3N Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Mo N
Minimum Value 0.11 - 0.5 - - 14 4 2.3 0.05
Maximum Value 0.16 0.7 1 0.03 0.015 15.5 5 2.8 0.1
13Cr15Ni4Mo3N Mechanical Properties
diameter
d
mm		 Mark
Heat Treatment or Condition
Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Elongation or Extension Rate
δ
% 		Reduction of Area
ψ
% 		Hardness
HBW 		Impact Energy Absorption
KV2
J
sample Test sample direction, longitudinal Heat Treatment ≥1355 ≥930 ≥15 ≥55 - KU2
≥94
Steel Rod Annealing 285~321

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