16Mo3 Seamless Boiler Tube: Alloy Steel Seamless Tubes of Heat-Resistant Steels
Material Specification
16Mo3 is a low-alloy steel grade specified under EN 10028-2, primarily used for manufacturing seamless boiler tubes. It is known for its excellent heat resistance and ability to withstand high pressure, making it ideal for use in high-temperature applications such as boilers and pressure vessels.
Key Features
- Heat Resistance: 16Mo3 is designed to perform well at elevated temperatures, maintaining its strength and structural integrity.
- Corrosion Resistance: The presence of molybdenum enhances its resistance to corrosion, especially in environments with high sulfur content.
- Weldability: This steel grade offers good weldability, allowing for easy fabrication and assembly in various industrial applications.
- Durability: Its robust mechanical properties ensure long service life under harsh operating conditions.
Chemical Composition
The chemical composition of 16Mo3 is crucial for its performance characteristics. Below is a table detailing its composition:
| Element | Composition (%) |
| Carbon (C) | 0.12 - 0.20 |
| Manganese (Mn) | 0.40 - 0.90 |
| Silicon (Si) | 0.35 max |
| Phosphorus (P) | 0.025 max |
| Sulfur (S) | 0.010 max |
| Chromium (Cr) | 0.30 max |
| Molybdenum (Mo) | 0.25 - 0.35 |
| Nickel (Ni) | 0.30 max |
Mechanical Properties
The mechanical properties of 16Mo3 are essential for its application in high-temperature environments. The table below outlines these properties:
| Property | Value |
| Tensile Strength (MPa) | 440 - 590 |
| Yield Strength (MPa) | ≥ 275 |
| Elongation (%) | ≥ 22 |
| Impact Energy (J) | ≥ 40 at 20°C |
Similar Standards and Steel Grades
16Mo3 is comparable to several other international standards and steel grades, including:
- ASTM A204 Grade B: A similar grade used in the American standard for pressure vessel plates.
- DIN 17155 15Mo3: An older German standard that is equivalent to 16Mo3.
- BS 1501 620B: A British standard that aligns closely with 16Mo3.
Application
16Mo3 seamless boiler tubes are widely used in various industries due to their heat-resistant properties. Common applications include:
- Power Plants: Used in the construction of boilers and heat exchangers.
- Petrochemical Industry: Ideal for processing equipment that operates at high temperatures.
- Oil and Gas: Suitable for pipelines and pressure vessels that require durability under high pressure and temperature.
- Chemical Industry: Used in reactors and other equipment where corrosion resistance is critical.
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trade, has 30+ years of experience in the market, exported to 56 +countries, and won good reputation and
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The group holds shares in more than ten domestic production entities, whose main products include
seamless steel pipes ( carbon steel and stainless steel), welded pipes ( carbon steel and stainless steel), pipe fittings ( carbon steel and stainless steel), titanium (titanium tubes, titanium rods, titanium cakes, titanium plates, etc.), aluminum (aluminum tubes, aluminum rods, aluminum die casting, aluminum casting, CNC machining), and CNC deep processing of metal materials such as tubes, rods, and casting parts.
Over the past 30 years, the company has been gradually developing new technologies and materials to meet
the growing needs of customers and various diversified needs, exporting to more than 56 countries and still
increasing the number of exporting countries, aiming to help customers to solve the demand for raw materials, and to facilitate one-stop purchasing for customers.
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