16mo3 Seamless Boiler Tube Alloy Steel Seamless Tubes Of Heat Resistant Steels
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.


Q: Are you trading company or manufacturer ?
A: manufacturer,also can do trading.
Q: How long is your delivery time?
A: Generally speaking,it is 10-15 days if the goods are in stock,or it is 30-40 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples? is it free or extra ?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact with me.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.











