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A 493 S42900

Description

USA SAE A 493 (2009), A 493 S42900 Specialsteel Stainless Steel Wire and Wire Rods for Cold Heading and Cold Forging and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: A 493 S42900
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 493 S42900 Ferrite SAE USA Stainless Steel Wire and Wire Rods for Cold Heading and Cold Forging

Chemical composition(mass fraction)(wt.%) of the A 493 S42900

C Mn Si P S Cr Ni Mo
≤0.12 ≤1.00 ≤1.00 ≤0.04 ≤0.03 14.00 -16.00 ≤ ≥ ≤0.75

Mechanical Properties of steel grade A 493 S42900

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)
987 (≥) 338 (≥) 41 11 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade A 493 S42900

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
22 - -     0.44 -  
518 266 - 23.3 113   -  
213 - 12 11.2   231 311

Heat Treatment of steel grade A 493 S42900

Heat treated : 1143°C - 1571°C

Technological Curves of steel grade A 493 S42900

Cross Reference Table (Equivalent Grade) of A 493 S42900

Relevant standard of A 493 S42900

A 493 (2009) Stainless Steel Wire and Wire Rods for Cold Heading and Cold Forging A-493-(2009).pdf

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