USA MIL MIL-H-6875H (1989), 4330V Specialsteel Steel Welding Wire 0.88Cr - 1.8Ni - 1.6Co - 0.42Mo - 0.08V - (0.28 - 0.33C) (SAE 4330V) Vacuum Melted, Environment Controlled Packaging and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Specialsteel | 4330V | MIL | USA | Steel Welding Wire 0.88Cr - 1.8Ni - 1.6Co - 0.42Mo - 0.08V - (0.28 - 0.33C) (SAE 4330V) Vacuum Melted, Environment Controlled Packaging |
C | Si | Mn | P | S | Cr | Mo | Ni | V |
---|---|---|---|---|---|---|---|---|
0.30 -0.34 | 0.15 -0.35 | 0.75 -1.00 | ≤0.025 | ≤0.010 | 0.75 -1.00 | 0.40 -0.50 | 1.65 -2.00 | 0.05 -0.10 |
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) |
---|---|---|---|---|---|---|
996 (≥) | 836 (≥) | 12 | 14 | 23 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 342 |
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 |
---|---|---|---|---|---|---|---|
32 | - | - | 0.34 | - | |||
631 | 758 | - | 31.3 | 334 | - | ||
381 | - | 42 | 24.2 | 311 | 231 |
Heat treated : 1941°C - 1634°C
MIL-H-6875H (1989) | MIL-H-6875H (1989) | MIL-H-6875H-(1989).pdf |
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