Grade MT 443
Corresponding Standard ASTM A511/A511M-2020
Seamless Stainless Steel Mechanical Tubing and Hollow Bar
Classification Ferritic Stainless Steel
MT 443 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu
Minimum Value - - - - - 18 - 0.9
Maximum Value 0.2 1 1 0.04 0.03 23 0.5 1.25
MT 443 Mechanical Properties
Heat Treatment or Condition
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
Hardness
HBW
Annealing ≥485 ≥275 ≥20 ≤207

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