Commercial Grade
USA UNS N09945
Other Names
Brand/Supplier
America ->
Classification Special Alloy Steel
Properties Corrosion Resistance
Density 8.2 g/cm3
Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo Ti Nb Al More
Minimum Value 0.005 - - - - 19.5 45 1.5 3 0.5 2.5 0.01 Fe:余量
Maximum Value 0.04 0.5 1 0.03 0.03 23 55 3 4 2.5 4.5 0.7
Mechanical Properties
diameter
d
mm
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
Reduction of Area
ψ
%
Hardness
HBW
Impact Energy Absorption
KV2
J
d=25 1194 920 27.8 48 Rc
40
103
d=51 1174 914 28.2 47.6 40 95
d=89 1186 934 25.5 40.5 43 79
d=114 1163 925 28.6 46.7 42 84
d=152 1214 972 22 34.6 42 75
d=305 1184 981 26.3 43.6 40 83
d=356 1167 967 26.6 30.7 39 105

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