EN 10028-4 1.6212 Introduce
EN 10028-4 is a European standard specific to flat products made of steels for pressure purposes. It is designed for weldable, fine grain structural or normalized steels. The products are divided into four grades of different strength values with additional requirements for impact tests and notch toughness.
Smelting temperature:1372°C - 1691°C
Application:Flat products made of steels for pressure purposes - Part 4: Nickel alloy steels with specified low temperature properties
EN 10028-4 1.6212 Material Chemical Composition
The chemical composition of the EN 10028-4 1.6212 steel are as follows:
| Element | Min | Max |
|---|---|---|
| Vanadium (V) | - | 0.0500 |
| Silicon (Si) | - | 0.5000 |
| Sulfur (S) | - | 0.0150 |
| PhOsphorus (P) | - | 0.0250 |
| Nickel (Ni) | 0.3000 | 0.8000 |
| Niobium (Nb) | - | 0.0500 |
| Manganese (Mn) | 0.7000 | 1.5000 |
| (Cr+Cu+Mo) | - | 0.5000 |
| Carbon (C) | - | 0.1400 |
| Aluminum (Al) | 0.0200 | - |
EN 10028-4 1.6212 Material Mechanical Properties
EN 10028-4 1.6212 Yield strength is the maximum stress a material can take before it begins to deform permanently. This property is important for designing components that can handle the expected load. The yield strength of EN 10028-4 1.6212 steel can range from 302 to 483MPa, depending on the grade of the steel and the conditions of manufacture.
The mechanical properties of the EN 10028-4 1.6212 steel are as follows:
| YieldRp0.2 | ≤ 919 (MPa) |
| TeileRm | ≤ 181 (MPa) |
| ImpactKV/Ku | 34(J) |
| ElongationA | 21% |
| Reduction in cross section on fractureZ | 33% |
| As-Heat-Treated Condition | Solution and Aging, Annealing, Ausaging, Q+T,etc |
| Brinell hardness (HBW) | 411 |
EN 10028-4 1.6212 Material Thermal Properties
The thermal performance parameters of the EN 10028-4 1.6212 steel are as follows:
| Temperature (°C) | 42 | 225 | 798 |
| Modulus of elasticity (GPa) | - | 473 | - |
| Mean coefficient of thermal expaion ×10-6/(°C) | - | - | 32 |
| Thermal conductivity (W/m·°C) | - | 32.3 | 22.2 |
| Specific thermal capacity (J/kg·°C) | - | 131 | - |
| Specific electrical resistivity (Ω mm²/m) | 0.34 | - | - |
| Deity (kg/dm³) | - | - | 332 |
| Poisson’s coefficient, ν | - | - | 132 |
EN 10028-4 1.6212 Material Machining Technology
Machining EN 10028-4 1.6212 steel offers a number of benefits when it comes to precisionmanufacturing.
First, this alloy provides higher strength and stiffness than most other alloys, making it necessary for components intended to operate under high loads and temperatures. Its superior stiffness and strength contribute to superior performance and durability for products in the aerospace, automotive, and other heavy industries.
Second, EN 10028-4 1.6212 steel is more resistant to corrosion than typical alloys, making it ideal for use in oil and gas industry applications where corrosive environments are present. This corrosion resistance is particularly important for components intended for use in seawater and other extreme environments.
Third, it has superior fatigue strength, which makes it the preferred material choice in the aerospace and automotive industries, where components are required to withstand extreme stresses and vibrations.
Fourth, its machinability is also high, allowing manufacturers to create precise components with tight-tolerances quickly and easily. This is ideal for meeting tight budget constraints, as it helps to reduce production time and waste.
Finally, unlike other materials, EN 10028-4 1.6212 steel can be easily recycled and reused, making it an environmental-friendly option for manufacturers who wish to reduce the environmental impact of their manufacturing processes.