UK B.S. BS 970, En19 Specialsteel Wrought steels for mechanical and allied engineering purposes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Standard | Country | Application |
---|---|---|---|---|---|
Steel Grades | Specialsteel | En19 | B.S. | UK | Wrought steels for mechanical and allied engineering purposes |
Si | S | P | Mo | Mn | Cr | C |
---|---|---|---|---|---|---|
0.1000 -0.4000 | ≤0.0400 | ≤0.0350 | 0.2500 -0.3500 | 0.7000 -1.0000 | 0.9000 -1.2000 | 0.3600 -0.4400 |
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) |
---|---|---|---|---|---|---|
298 (≥) | 154 (≥) | 21 | 21 | 31 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 334 |
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 | - | - | 0.33 | - | |||
667 | 111 | - | 12.3 | 244 | - | ||
471 | - | 11 | 31.2 | 324 | 323 |
Heat treated : 1731°C - 1677°C
Grade | Standard | Country | Application |
---|---|---|---|
S41400 | |||
NV7 (4140) | |||
H41400 | |||
S41400 | |||
AISI 4140 | |||
SAE 4140 | |||
UNS G41400 | |||
AISI TS4140 | |||
ASTM 4140 | |||
UNS G41400 | |||
ASTM 4140 | |||
ASTM 4140H | |||
UNS H41400 | |||
4140 | |||
SAE 4140H | |||
UNS H41400 | |||
SAE 4140RH | |||
ICI 4140 | |||
SAE NV7(4140) | |||
SAE NV7(4140) |
BS 970 | Wrought steels for mechanical and allied engineering purposes | BS-970.pdf |
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