UK B.S. BS 5S 99 : 1994, S 99 Specialsteel Technical requirements for 2.5 % Ni-Cr-Mo (high carbon) steel black bar and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Type | Standard | Country | Application |
---|---|---|---|---|---|---|
Steel Grades | Specialsteel | S 99 | Martensite | B.S. | UK | Technical requirements for 2.5 % Ni-Cr-Mo (high carbon) steel black bar |
C | Si | Mn | P | S | Cr | Mo | Ni | Al | Fe |
---|---|---|---|---|---|---|---|---|---|
0.36 -0.44 | 0.10 -0.35 | 0.45 -0.70 | ≤0.025 | ≤0.015 | 0.5 -0.8 | 0.45 -0.65 | 2.3 -2.8 | 0.015 -0.050 | ≤Base |
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) |
---|---|---|---|---|---|---|
813 (≥) | 278 (≥) | 31 | 34 | 14 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 314 |
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 | - | - | 0.14 | - | |||
149 | 272 | - | 12.3 | 111 | - | ||
231 | - | 31 | 44.2 | 444 | 124 |
Heat treated : 1363°C - 1865°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 |
BS 5S 99 : 1994 | Technical requirements for 2.5 % Ni-Cr-Mo (high carbon) steel black bar | BS-5S-99-:-1994.pdf |
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