ASME SA-29/SA-29M Grade 5147 Introduce
ASME SA-29/SA-29M Grade 5147 steel is a popular grade steel due to its versatile properties and wide range of applications. It has a carbon content of 0.28-0.33%, and also contains phosphorus, sulfur, manganese, chromium, molybdenum, nickel, and silicon. It must undergo several heat treatment processes to achieve the desired properties. It is known for its strength, ductility, malleability, wear resistance, and corrosion resistance. It is used in several applications, including oil and gas infrastructure, pressure vessels, booms and cranes, agricultural tools and machinery, motor vehicle components and parts, and heavy machinery.
Smelting temperature:1311°C - 1311°C
Application:General requirements for hot working and cold finishing carbon steel and alloy steel bars
ASME SA-29/SA-29M Grade 5147 Material Chemical Composition
The chemical composition of the ASME SA-29/SA-29M Grade 5147 steel are as follows:
| Element | Min | Max |
|---|---|---|
| Silicon (Si) | 0.1500 | 0.3500 |
| Sulfur (S) | - | 0.0400 |
| PhOsphorus (P) | - | 0.0350 |
| Nickel (Ni) | - | 0.2500 |
| Molybdenum (Mo) | - | 0.0600 |
| Manganese (Mn) | 0.7000 | 0.9500 |
| Copper (Cu) | - | 0.3500 |
| Chromium (Cr) | 0.8500 | 1.1500 |
| Carbon (C) | 0.4600 | 0.5100 |
ASME SA-29/SA-29M Grade 5147 Material Mechanical Properties
ASME SA-29/SA-29M Grade 5147 steel has many desirable mechanical properties, including high strength, good ductility, and excellent impact resistance. The tensile strength of ASME SA-29/SA-29M Grade 5147 steel is specified as a minimum of 85,000 psi. This is considered a high strength steel, making it a great choice for applications that require parts that are strong and can withstand high levels of stress.
The mechanical properties of the ASME SA-29/SA-29M Grade 5147 steel are as follows:
| YieldRp0.2 | ≤ 261 (MPa) |
| TeileRm | ≤ 351 (MPa) |
| ImpactKV/Ku | 21(J) |
| ElongationA | 21% |
| Reduction in cross section on fractureZ | 41% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 323 |
ASME SA-29/SA-29M Grade 5147 Material Thermal Properties
The thermal performance parameters of the ASME SA-29/SA-29M Grade 5147 steel are as follows:
| Temperature (°C) | 24 | 648 | 576 |
| Modulus of elasticity (GPa) | - | 997 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 12 |
| Thermal conductivity (W/m·°C) | - | 22.3 | 32.2 |
| Specific thermal capacity (J/kg·°C) | - | 442 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.24 | - | - |
| Deity (kg/dm³) | - | - | 414 |
| Poisson’s coefficient, ν | - | - | 421 |
ASME SA-29/SA-29M Grade 5147 Material Machining Technology
The machining process of ASME SA-29/SA-29M Grade 5147 steel relies heavily on the selection of appropriate cutting tools. This selection is largely dependent on the material's hardness and other material characteristics, such as its wear resistance and ductility. Depending on the end-use goal for the machined product, there are two categories of cutting tools that are often used – those for roughing operations and those for finishing operations.