Yuhong Holding Group Co., LTD
| Luogo di origine: | Cina |
| Marca: | YUHONG |
| Certificazione: | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 |
| Numero di modello: | ASTM B111 C71640 |
| Quantità di ordine minimo: | 500 kg |
|---|---|
| Prezzo: | Negoziabile |
| Imballaggi particolari: | Cassa in compensato/cassa in ferro |
| Tempi di consegna: | 15-20 giorni |
| Termini di pagamento: | L/C, T/T |
| Capacità di alimentazione: | 800 Tonnellate/mese |
| Standard: | ASTM B111 / ASME SB111 | Grado materiale: | C71640 (UNS C71640) |
|---|---|---|---|
| Tipo di prodotto: | tubo di condensazione senza saldatura | Applicazione primaria: | Condensatori di superficie, evaporatori, scambiatori di calore |
| Gamma di dimensioni: | Personalizzato | materiale: | Lega Rame-Nichel-Ferro-Manganese (CuNi30Fe) |
| Evidenziare: | ASTM B111 seamless copper-nickel tube,CuNi30Fe alloy marine condenser tube,heat exchanger copper alloy tube |
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ASTM B111 C71640 Seamless Copper-Nickel Tube - CuNi30Fe Alloy for Marine Condensers & Heat Exchangers
YUHONG Group, with over 35 years of industrial expertise and a global supply network serving 85 countries, specializes in high-performance non-ferrous alloy tubing solutions. Our ASTM B111 C71640 Copper-Nickel Seamless Tubes are manufactured to meet rigorous international standards for critical applications in marine condensers, heat exchangers, and evaporators. We ensure full traceability, stringent quality control, and reliable performance for demanding service conditions worldwide.
Chemical Composition Requirements (C71640)
| Element | Composition (%) |
| Copper (Cu) + Silver (Ag) | Remainder |
| Nickel (Ni) + Cobalt (Co) | 29.0 - 32.0 |
| Iron (Fe) | 1.7 - 2.3 |
| Manganese (Mn) | 1.5 - 2.5 |
| Carbon (C), max | 0.06 |
| Sulfur (S), max | 0.03 |
| Temper | Tensile Strength, min | Yield Strength, min (0.5% extension) |
| O61 (Annealed) | 63 ksi (435 MPa) | 25 ksi (170 MPa) |
| HR50 (Drawn & Stress-Relieved) | 81 ksi (560 MPa) | 58 ksi (400 MPa) |
Standard Test Requirements
| Test Type | Requirement |
| Expansion Test | 30% of outside diameter (per Table 4) |
| Hydrostatic Test | Maximum pressure 1000 psi (7 MPa) unless specified |
| Eddy Current Test | Mandatory for quality assurance |
| Grain Size (Annealed) | 0.010-0.045 mm |
Key Product Advantages
Persona di contatto: Adair Xu
Telefono: +8618355088550
Fax: 0086-574-88017980