ASTM A240/A240M A240 S20910 Introduce
The ASTM A240/A240M A240 S20910 steel is an incredibly versatile and economical metal that has been used in numerous industrial applications. It is suitable for a wide range of applications due to its unique properties which provide it with high strength and good corrosion resistance. It is also extremely ductile and malleable, which allows it to be easily formed into the desired shape and size. The ASTM A240/A240M A240 S20910 steel is available in various grades, sizes and shapes, making it an ideal choice for a wide range of industrial and construction applications.
Smelting temperature:1819°C - 1257°C
Application:Heat-resistant chrome and chrome-nickel stainless steel sheets, sheets and strips for pressure vessels
ASTM A240/A240M A240 S20910 Material Chemical Composition
The chemical composition of the ASTM A240/A240M A240 S20910 steel are as follows:
| Element | Min | Max |
|---|---|---|
| Vanadium (V) | 0.1000 | 0.3000 |
| Silicon (Si) | - | 0.7500 |
| Sulfur (S) | - | 0.0300 |
| PhOsphorus (P) | - | 0.0400 |
| Nickel (Ni) | 11.5000 | 13.5000 |
| Niobium (Nb) | 0.1000 | 0.3000 |
| Nitrogen (N) | 0.2000 | 0.4000 |
| Molybdenum (Mo) | 1.5000 | 3.0000 |
| Manganese (Mn) | 4.0000 | 6.0000 |
| Chromium (Cr) | 20.5000 | 23.5000 |
| Carbon (C) | - | 0.0600 |
ASTM A240/A240M A240 S20910 Material Mechanical Properties
Yield strength refers to the amount of force required to deform a material before it permanently deforms or changes shape. ASTM A240/A240M A240 S20910 steel usually has a yield strength of about 30,000 psi and can be increased further through various treatments.
The mechanical properties of the ASTM A240/A240M A240 S20910 steel are as follows:
| YieldRp0.2 | ≤ 628 (MPa) |
| TeileRm | ≤ 227 (MPa) |
| ImpactKV/Ku | 23(J) |
| ElongationA | 11% |
| Reduction in cross section on fractureZ | 13% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 212 |
ASTM A240/A240M A240 S20910 Material Thermal Properties
The thermal performance parameters of the ASTM A240/A240M A240 S20910 steel are as follows:
| Temperature (°C) | 12 | 814 | 488 |
| Modulus of elasticity (GPa) | - | 113 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 44 |
| Thermal conductivity (W/m·°C) | - | 13.3 | 11.2 |
| Specific thermal capacity (J/kg·°C) | - | 212 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.12 | - | - |
| Deity (kg/dm³) | - | - | 143 |
| Poisson’s coefficient, ν | - | - | 324 |
ASTM A240/A240M A240 S20910 Material Machining Technology
The ideal cutting tools for machining ASTM A240/A240M A240 S20910 steel are carbide-tipped cutting tools due to their hardness and durability. These tools are designed to provide excellent chip clearance and minimal chatter when machining stainless steel.