Grade 30347
Other Names
Corresponding Standard SAE AMS 5646P-2014
Steel, Corrosion and Heat-Resistant, Bar, Wire, Forgings, Tubing, and Rings 18Cr - 11 Ni -0.60Cb(Nb) (347) Solution Heat Treated (Composition similar to UNS S34700)
Classification Austenitic Stainless Steel
Properties Corrosion Resistance
30347 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo Co More
Minimum Value - - - - - 17 9 - - - Nb:10C~1.1
Maximum Value 0.08 1 2 0.04 0.03 19 12 0.75 0.75 1
30347 Mechanical Properties
condition Heat Treatment or Condition
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
Reduction of Area
ψ
%
Hardness
HBW
Mechanical Pipe Solution Heat Treatment - - - - HRB
≤90
Bar, Forging; d>12.7 Solution Heat Treatment ≥517 ≥207 ≥30 ≥40 -
Bar; d≤50.8 Solution Heat Treatment - - - - HB
140~255
Bar; d>50.8 Solution Heat Treatment - - - - HB
≤255
Wire Solution Heat Treatment 586~862 - - - -
Forging, Flash Welded Ring Parts Solution Heat Treatment - - - - HB
≤187

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