Leading N08825 / 2.4858 Stainless Steel Seamless Tube Supplier in China
The N08825 and 2.4858 seamless stainless steel tube is made for the highest performance in harsh conditions. The highest corrosion resistance and durability are needed for extreme conditions, hence the requirements of the chemical, marine, and energy application.

N08825 / 2.4858 Stainless Steel Seamless Tube - Detailed Specifications
Specification | Details |
---|---|
Material | N08825 / 2.4858 Stainless Steel |
Dimensions | OD 6mm - 219mm, WT 0.5mm - 15mm |
Length | Up to 6 meters (customizable) |
Standards | ASTM B163, ASTM B829 |
Operating Temperature Range | -196°C to 400°C |
Form | Seamless, Polished |
Surface Finish | Standard or custom polished |
Understanding N08825 / 2.4858
What It Is:
- Material Specification: N08825 (UNS N06625) is a high-performance Nickel Alloy, known as 2.4858, used for seamless tubes. It is designed for superior performance in extreme corrosion and high-temperature environments.
- Standards Compliance: Manufactured to meet stringent chemical and mechanical properties, ensuring quality from the outset.
- Application: Commonly used in pressure vessels, chemical processing, and marine or energy applications due to its robustness.
Why It Is Your Core Focus:
- Safety & Reliability: Strict adherence to standards ensures predictable performance under design pressure and temperature, mitigating risks from material defects and guaranteeing long-term operational integrity.
- Guaranteed Performance: Certifies the material’s corrosion resistance and strength, ensuring consistent performance in demanding conditions.
- Full Traceability & Compliance: Every tube is traceable to its certified raw material, complete with a Material Test Certificate (MTC) for seamless project audits and approvals.
N08825 / 2.4858 Stainless Steel Material Properties
Element | Percentage (%) |
---|---|
Nickel (Ni) | 38.0 - 46.0 |
Chromium (Cr) | 19.5 - 23.5 |
Iron (Fe) | Balance |
Molybdenum (Mo) | 2.5 - 3.5 |
Copper (Cu) | 1.5 - 3.0 |
Carbon (C) | ≤ 0.02 |
Manganese (Mn) | ≤ 1.0 |
Silicon (Si) | ≤ 0.5 |
Sulfur (S) | ≤ 0.03 |
Property | Value | Unit |
---|---|---|
Tensile Strength | ≥ 550 | MPa |
Yield Strength | ≥ 220 | MPa |
Elongation (in 2") | ≥ 30 | % |
Hardness (Brinell) | ≤ 200 | HB |
Versatile Applications of N08825 / 2.4858 Stainless Steel Seamless Tube
-
Chemical Processing: Heat exchangers, reactors, and piping systems.
-
Marine Industry: Seawater cooling systems and offshore platforms.
-
Energy Sector: Nuclear reactors and geothermal wells.
-
Oil & Gas: Downhole tubing and sour gas service.
-
Pharmaceuticals: Sterile piping and processing equipment.
-
Food & Beverage: Corrosion-resistant piping for acidic environments.

our latest news


Get a Quote for N08825 / 2.4858 Stainless Steel Seamless Tube
Experience unmatched durability and corrosion resistance with our N08825 / 2.4858 Stainless Steel Seamless Tube. Built for extreme environments, it ensures reliable performance under pressure. Request a quote today!