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F1058 Grade 2

Description

USA SAE F1058 (2008), F1058 Grade 2 Specialsteel Standard Specification for Wrought 40Cobalt-20Chromium-16Iron-15Nickel-7Molybdenum Alloy Wire and Strip for Surgical Implant Applications (UNS R30003 and UNS R30008) and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: F1058 Grade 2
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel F1058 Grade 2 Precipitation-Hardening SAE USA Standard Specification for Wrought 40Cobalt-20Chromium-16Iron-15Nickel-7Molybdenum Alloy Wire and Strip for Surgical Implant Applications (UNS R30003 and UNS R30008)

Chemical composition(mass fraction)(wt.%) of the F1058 Grade 2

C Si Mn P S Ni Cr Al Cu Ti Fe Mo Co
0.10 -0.20 1.00 -1.40 0.50 -0.80 ≤ ≥ ≤ ≥ 19.00 -22.00 7.00 -9.00 ≤ ≥ ≤ ≥ ≤ ≥ ≤ ≥ ≤ ≥ ≤ ≥

Mechanical Properties of steel grade F1058 Grade 2

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
459 (≥) 392 (≥) 42 13 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical Properties of steel grade F1058 Grade 2

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
14 - -     0.23 -  
712 344 - 14.3 314   -  
858 - 43 22.2   233 433

Heat Treatment of steel grade F1058 Grade 2

Heat treated : 1899°C - 1245°C

Technological Curves of steel grade F1058 Grade 2

Cross Reference Table (Equivalent Grade) of F1058 Grade 2

Relevant standard of F1058 Grade 2

F1058 (2008) Standard Specification for Wrought 40Cobalt-20Chromium-16Iron-15Nickel-7Molybdenum Alloy Wire and Strip for Surgical Implant Applications (UNS R30003 and UNS R30008) F1058-(2008).pdf

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