Quick Detail:
C17510 alloy is a precipitation-hardened beryllium-nickel copper alloy renowned for its exceptional balance of high strength, electrical/thermal conductivity, and corrosion resistance.
Key Characteristics & Advantages:
Corrosion Resistance: excellent in seawater, freshwater, and atmospheric conditions (corrosion depth: 0.01–0.14 mm/year). Resists sulfuric acid (<80% concentration) but vulnerable to ammonia/nitric acid.
Special Characteristics: Non-magnetic, spark-free on impact. Retains properties from cryogenic (−196°C) to elevated temperatures (300°C).
Machinability: 20–40% of free-cutting brass (requires carbide tools with cooling).
Formability/Weldability: Excellent cold/hot workability (e.g., forging, extrusion). Compatible with TIG, laser, electron beam, and brazing techniques
| Chemical Composition (wt,%): | ||||||
| Be | Co | Ni | Al | Fe | Si | Cu |
| 0.2-0.6 | <0.3 | 1.4-2.2 | <0.2 | <0.1 | <0.2 | Rem. |
| Physical and Mechanical property: | ||||||
| Temper | Tensile Strength | 50mm Elongation | Hardness | Eletric Conductivity | ||
| ksi | MPa | B,% | HV0.5 | HRB | %, IACS | |
| TF00 Precipitation Heat Treatment | 100-130 | 690-895 | 10 | 200-270 | 92-100 | >45 |
| TH04 Precipitation Hardening | 110-140 | 760-965 | 8 | 220-287 | 95-102 | >48 |