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.
Category | Class | Grade | Type | Standard | Country | Application |
---|---|---|---|---|---|---|
Steel Grades | Specialsteel | A 752 Grade 94B30 | Precipitation-Hardening | SAE | USA | General Requirements for Wire Rods and Coarse Round Wire, Alloy Steel [Metric] |
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 |
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 (≥) | 271 (≥) | 22 | 12 | 33 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 343 |
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 |
---|---|---|---|---|---|---|---|
12 | - | - | 0.14 | - | |||
839 | 789 | - | 12.3 | 113 | - | ||
216 | - | 22 | 31.2 | 431 | 244 |
Heat treated : 1581°C - 1456°C
Grade | Standard | Country | Application |
---|---|---|---|
29-4 | |||
29-4C | |||
29-4-2 | |||
29-4 | |||
29-4-2 | |||
29-4C | |||
29-4 | |||
29-4-2 | |||
29-4 | |||
29-4-2 | |||
29-4C(S44735) | |||
29-4-2(S44800) | |||
X2CrMoTi29-4 | |||
X2CrMoTi29-4 |
A 752M (2010) | General Requirements for Wire Rods and Coarse Round Wire, Alloy Steel [Metric] | A-752M-(2010).pdf |
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