Hastelloy C276 |UNS N10276|2.4819 Seamless Tube
At TENGQI, a professional nickel alloy tube manufacturer and supplier based in Fujian, China, we produce seamless Hastelloy C276 tubes using premium-grade UNS N10276 material in compliance with international standards such as ASTM B622 / ASME SB622. Our advanced manufacturing process ensures precise dimensional tolerance, smooth surface finish, and consistent mechanical performance.
SeamlessHastelloy C276 Tube (HastelloyC276 / UNS N10276 / W.Nr. 2.4819) is the most versatile Ni-Cr-Mo alloy, resisting wet chlorine, hypochlorite and mixed acids. 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
HastelloyC276 (UNS N10276) — Composition %
| UNS | C | Mn | P | S | Si | Cr | Ni | Mo | W | Co | Fe | V |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| N10276 | ≤ 0.010 | ≤ 1.0 | ≤ 0.04 | ≤ 0.03 | ≤ 0.08 | 14.5 – 16.5 | remainder | 15.0 – 17.0 | 3.0 – 4.5 | ≤ 2.5 | 4.0 – 7.0 | ≤ 0.35 |
Mechanical Properties
| Property | Value |
|---|---|
| Delivery Condition | Solution annealed, pickled & polished |
| Tensile Strength | ≥ 690 MPa |
| Yield Strength (0.2% offset) | ≥ 283 MPa |
| Elongation in 2 in. / 50 mm | ≥ 40% |
Physical Properties
| Property | Value |
|---|---|
| Density | 8.89 g/cm3 |
| Thermal Conductivity | 9.8 W/m·K |
| Specific Heat Capacity | 407 J/kg·K |
| Elastic Modulus | 205 GPa |
| Magnetic Properties | Practically non-magnetic |
| PREN (Pitting Resistance Equivalent) | ≥ 68.0 |
Industry Applications
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CONTACT US
Lidun Industrial Park, Lidun Town, Zhouning County, Ningde City, Fujian Province，355400，China
+86-577-88877003
+86-577-88877015
+86-577-88877019
+86 13587686960
info@xtd-ss.com
sales@xtd-ss.com
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