USA SAE F 738M (2002), F738 Class C4-50 S41623 Specialsteel Standard Specification for Stainless Steel Metric Bolts, Screws, and Studs and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.
Category | Class | Grade | Type | Standard | Country | Application |
---|---|---|---|---|---|---|
Steel Grades | Specialsteel | F738 Class C4-50 S41623 | Martensite | SAE | USA | Standard Specification for Stainless Steel Metric Bolts, Screws, and Studs |
C | Mn | Si | P | S | Cr | Ni | Mo | Se |
---|---|---|---|---|---|---|---|---|
0.15 - ≥ | ≤1.25 | ≤1.00 | ≤0.06 | ≤0.06 | 12.00 -14.00 | ≤ ≥ | ≤0.60 | 0.15 - ≥ |
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) |
---|---|---|---|---|---|---|
567 (≥) | 514 (≥) | 14 | 34 | 42 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 313 |
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 |
---|---|---|---|---|---|---|---|
31 | - | - | 0.11 | - | |||
597 | 329 | - | 42.3 | 211 | - | ||
112 | - | 21 | 34.2 | 421 | 111 |
Heat treated : 1751°C - 1113°C
F 738M (2002) | Standard Specification for Stainless Steel Metric Bolts, Screws, and Studs | F-738M-(2002).pdf |
Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...
Rfq.: sales@longhaisteel.com