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International ISO SH Steel wire for mechanical springs - Part 2: Patented cold-drawn non-alloy steel wire and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SH / SH
Category Grade Standard Region/Area Standard Content
Metals SH ISO 8458-2 International Steel wire for mechanical springs - Part 2: Patented cold-drawn non-alloy steel wire

Chemical composition(mass fraction)(wt.%) of the SH

Element Min Max Similar
P - 0.0400 -
S - 0.0400 -
Mn 0.3000 1.5000 -
Si 0.1000 0.3500 -
C 0.5000 1.0000 -
Si 0.1000 0.3000 -
S - 0.0300 -
P - 0.0300 -
Mn 0.3000 1.2000 -
Cu - 0.2000 -
C 0.3500 1.0000 -

Mechanical Properties of steel grade SH

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)
271 (≥) 678 (≥) 24 13 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical Properties of steel grade SH

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
21 - -     0.31 -  
717 279 - 14.3 144   -  
561 - 33 31.2   423 133

Heat Treatment of steel grade SH

Heat treated : 1768°C - 1968°C

Technological Curves of steel grade SH

Cross Reference Table (Equivalent Grade) of SH

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