Grade X 5 CrNiMo 17 12
Corresponding Standard ISO 9329-4-1997
Austenitic Stainless Steels
Classification Austenitic Stainless Steel
X 5 CrNiMo 17 12 Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Mo
Minimum Value - - - - - 16.5 10.5 2
Maximum Value 0.07 1 2 0.04 0.03 18.5 13.5 2.5
X 5 CrNiMo 17 12 Mechanical Properties
Heat Treatment or Condition
Tensile Strength
σb
Mpa
Elongation or Extension Rate
δ
%
Impact Energy Absorption
KV2
J
t ≤ 50, longitudinal Quenching, 1020~1120℃, Water Quenching, Air Cooling 510~710 40 ≥85
t ≤ 50, transverse Quenching, 1020~1120℃, Water Quenching, Air Cooling 510~710 35 ≥55
X5CrNiMo1712 Corresponding Standards(Same grade name, different standards)

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