Seamless Stainless Steel C4 |UNS N06455|2.4610 Tube
Upgrade your chemical processing systems with our Seamless Stainless Steel C4 Tubes. Known for their excellent thermal stability, Alloy C4 offers a critical advantage over C276 in stress-corrosion cracking resistance and high-temperature durability.
Key Features & Benefits:
Superior Corrosion Resistance: Highly resistant to pitting and oxidation in harsh chemical environments.
Extreme Temperature Tolerance: Maintains structural integrity up to 1000°C.
Industry Standards: Fully compliant with ASTM B622, UNS N06455, and DIN 2.4610.
Versatile Customization: Available in a wide range of wall thicknesses and diameters for high-pressure applications.
Seamless Stainless Steel C4 Tube (HastelloyC4 / UNS N06455 / W.Nr. 2.4610) is a Ni-Cr-Mo alloy with excellent high-temperature stability and resistance to oxidizing media. Manufactured by Tengqi in Fujian, China, every heat is fully traceable, hydro-tested and available with third-party inspection (SGS / BV / TUV) on request.
Product Specifications
- ASTM B163 — Seamless Condenser & Heat Exchanger Tubes
- ASTM B167 / B407 / B423 — Seamless Tube
- ASTM B444 — Seamless Pipe & Tube
- ASTM B704 — Welded Tube
- ASTM B829 — General Requirements
- Finishing: solution annealed, pickled & polished; bright annealed available on request
Size Range
| Outside Diameter (OD) | Wall Thickness | Length |
|---|---|---|
| 6.35 mm – 257 mm (1/4"– 10.1") | 0.5 mm – 12.7 mm | ≤ 22 m |
Chemical Composition
HastelloyC4 (UNS N06455) — Composition %
| UNS | C | Mn | P | S | Si | Cr | Ni | Mo | Ti | Co | Fe |
|---|---|---|---|---|---|---|---|---|---|---|---|
| N06455 | ≤ 0.015 | ≤ 1.0 | ≤ 0.04 | ≤ 0.03 | ≤ 0.08 | 14.0 – 18.0 | remainder | 14.0 – 17.0 | ≤ 0.70 | ≤ 2.0 | ≤ 3.0 |
Mechanical Properties
| Property | Value |
|---|---|
| Delivery Condition | Solution annealed, pickled & polished |
| Tensile Strength | ≥ 690 MPa |
| Yield Strength (0.2% offset) | ≥ 276 MPa |
| Elongation in 2 in. / 50 mm | ≥ 40% |
Physical Properties
| Property | Value |
|---|---|
| Density | 8.64 g/cm3 |
| Thermal Conductivity | 10.1 W/m·K |
| Specific Heat Capacity | 414 J/kg·K |
| Elastic Modulus | 205 GPa |
| Magnetic Properties | Practically non-magnetic |
| PREN (Pitting Resistance Equivalent) | ≥ 62.0 |
Industry Applications
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- Seamless Hastelloy C276 Tube
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- Seamless Hastelloy B2 Pipe
Browse the complete ranges: All Hastelloy Alloy Tubes | Explore Hastelloy Alloy Pipes | Seamless Stainless Steel Tubes Catalog
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