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A 752 Grade 94B30

Description

USA SAE A 752M (2010), A 752 Grade 94B30 Specialsteel General Requirements for Wire Rods and Coarse Round Wire, Alloy Steel [Metric] and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: A 752 Grade 94B30
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel A 752 Grade 94B30 Precipitation-Hardening SAE USA General Requirements for Wire Rods and Coarse Round Wire, Alloy Steel [Metric]

Chemical composition(mass fraction)(wt.%) of the A 752 Grade 94B30

C Si Mn P S Ni Cr Al Cu Ti Fe N Mo
≤0.01 ≤0.20 ≤0.30 ≤ ≥ ≤ ≥ ≤0.15 28.00 -30.00 ≤ ≥ ≤0.15 ≤ ≥ ≤ ≥ ≤0.02 3.50 -4.20

Mechanical Properties of steel grade A 752 Grade 94B30

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)
698 (≥) 875 (≥) 43 31 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 334

Physical Properties of steel grade A 752 Grade 94B30

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 - -     0.13 -  
325 845 - 13.3 121   -  
997 - 42 22.2   112 323

Heat Treatment of steel grade A 752 Grade 94B30

Heat treated : 1936°C - 1752°C

Technological Curves of steel grade A 752 Grade 94B30

Cross Reference Table (Equivalent Grade) of A 752 Grade 94B30

Relevant standard of A 752 Grade 94B30

A 752M (2010) General Requirements for Wire Rods and Coarse Round Wire, Alloy Steel [Metric] A-752M-(2010).pdf

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