Steel Circle 1.4922 / 20X12VNMFL
📌 Overview and Technical Characteristics
Steel circle 1.4922 / 20X12VNMFL is a high-alloy heat-resistant steel known for its excellent corrosion resistance, mechanical strength, and ability to withstand high temperatures and mechanical loads. It is commonly used in extreme industrial applications.
🛠 Technical Specifications
| Parameter | Value |
|---|---|
| Hardness in delivery condition | 200–240 HB |
| Yield strength (Rp0.2) | ≥ 400 MPa |
| Tensile strength (Rm) | 650–850 MPa |
| Elongation (A5) | ≥ 25% |
| Impact toughness | ≥ 50 J |
| Operating temperature | Up to 700°C |
🧪 Chemical Composition
| Element | Content (%) |
|---|---|
| Carbon (C) | 0.15 – 0.25 |
| Silicon (Si) | ≤ 0.80 |
| Manganese (Mn) | ≤ 1.50 |
| Chromium (Cr) | 11.00 – 13.00 |
| Nickel (Ni) | 0.30 – 0.80 |
| Vanadium (V) | 0.20 – 0.50 |
| Molybdenum (Mo) | 0.30 – 0.60 |
| Phosphorus (P) | ≤ 0.035 |
| Sulfur (S) | ≤ 0.025 |
⚙ Applications
- Energy industry – components for turbines, boilers, and heat exchangers
- Aerospace industry – structural elements for high-temperature applications
- Metallurgy – furnace and heat treatment equipment
- Chemical and petrochemical industry – parts exposed to aggressive environments
- Mechanical engineering – high-strength and wear-resistant components
🌟 Features
- High resistance to heat and mechanical stress
- Excellent corrosion resistance in aggressive environments
- Good machinability and weldability
- Durable and reliable under extreme conditions
- Optimized for high-temperature applications
Steel 1.4922 / 20X12VNMFL is an excellent choice for industries requiring strength, durability, and corrosion resistance under demanding operating conditions.
Delivery forms of steel circle 1.4922 / 20X12VNMFL
Steel circles | |
| Steel grades | Dimensions supplied (mm) |
| Steel circle 1.4922 / 20X12VNMFL | 10 – 400 |