England B.S. 251A60 Specification for wrought steels for mechanical and allied engineering purposes. Requirements for steels for the manufacture of hot formed springs and Mechanical Properties, Chemical Element, Cross Reference.
Category | Grade | Standard | Region/Area | Standard Content |
---|---|---|---|---|
Metals | 251 A 60 | BS 970-2 | England | Specification for wrought steels for mechanical and allied engineering purposes. Requirements for steels for the manufacture of hot formed springs |
Element | Min | Max | Similar |
---|
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) |
---|---|---|---|---|---|---|
265 (≥) | 681 (≥) | 41 | 23 | 44 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 312 |
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 |
---|---|---|---|---|---|---|---|
44 | - | - | 0.33 | - | |||
244 | 381 | - | 12.3 | 341 | - | ||
211 | - | 43 | 43.2 | 133 | 414 |
Heat treated : 1932°C - 1346°C
Grade | Standard | Country | Application |
---|---|---|---|
ASTM 5140 | |||
AISI 201 | |||
AISI 202 | |||
1.2767 | |||
17-4PH | |||
AISI 1052 | |||
AISI 416Se | |||
AISI 1330 | |||
AISI 205 Stainless Steel | |||
AISI A10 | |||
AISI A2 | |||
AISI A3 | |||
AISI A4 | |||
1.0036 | |||
1.0037 | |||
SAE J403 | |||
UNS G10100 | |||
AMS 4924 | |||
ASTM A36 | |||
Electrode 100S-1 |
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