Copper Alloys
Alloys possessing superior thermal and electrical conductivity, excellent corrosion resistance, and good machinability.
Subfamily Classifications (16)
View All Subfamilies →| UNS • Canonical Grade | Subfamily | Standard Identifiers | Conductivity (% IACS) | Yield & Context | Status | Actions |
|---|---|---|---|---|---|---|
| C51000 Phosphor Bronze 5% APhosphor Bronze 5% Grade A | Phosphor Bronze | UNS: C51000COMMERCIAL: Phosphor Bronze Grade ACDA: Alloy 510 | 15 % IACSTYPICAL · 20 °C · CDA Physical Properties: Volume conductivity 15.0 % IACS at 68°F (20°C) | 372.3 MPaTYPICAL · 1/2 Hard (H02) · Flat Products · 20 °C · Yield strength at 0.5% extension under load | VERIFIED | |
| C52100 Phosphor Bronze 8% CPhosphor Bronze 8% Grade C | Phosphor Bronze | UNS: C52100COMMERCIAL: Phosphor Bronze Grade CCDA: Alloy 521 | 13 % IACSTYPICAL · 20 °C · CDA Physical Properties: Volume conductivity 13.0 % IACS at 68°F (20°C) | 441.3 MPaTYPICAL · 1/2 Hard (H02) · Flat Products · 0.04 · 20 °C · Section Size: 0.04; Section Size: 0.04 in; Yield strength at 0.5% extension under load | VERIFIED | |
| C54400 Free-Machining Phosphor Bronze (B-2)Phosphor Bronze B-2 | Phosphor Bronze | UNS: C54400COMMERCIAL: Free-Machining Phosphor BronzeCDA: Alloy 544 | 19 % IACSTYPICAL · 20 °C · CDA Physical Properties: Volume conductivity 19.0 % IACS at 68°F (20°C) | 275.8 MPaTYPICAL · 1/2 Hard (H02) · Flat Products · 0.04 · 20 °C · Section Size: 0.04; Section Size: 0.04 in; Yield strength at 0.5% extension under load | VERIFIED |
Verified Copper Alloys Comparison Pairs (17)
Open Compare Engine →ETP commercial high-conductivity copper vs OFE high-purity oxygen-free copper (<5 ppm O2) for hydrogen atmosphere brazing, glass-to-metal seals, and vacuum electronics.
Selection between high-conductivity electrolytic tough pitch copper and oxygen-free copper for welding and high-temperature brazing operations.
Comparison of high electrical conductivity busbar copper versus phosphorus-deoxidized plumbing, HVAC, and refrigeration tubing.
Trade-off between electrical and thermal conductivity of unalloyed copper versus high-speed automated lathe machinability of leaded brass.
Selection between low-phosphorus (DLP) and high-phosphorus (DHP) deoxidized coppers for thermal transfer, brazing, and cold forming.
Fabrication selection between deep-drawing cold ductility (70/30 brass) and automated high-speed turning machinability (leaded brass).
Comparison of 5% tin and 8% tin phosphor bronzes for spring contact, fatigue endurance, and sliding wear resistance.
Marine seawater piping and condenser alloy evaluation: 90/10 copper-nickel versus 70/30 copper-nickel for marine fluid handling and corrosion endurance.
Cast bronze bearing selection: anti-friction sleeve bearing bronze (SAE 660) versus high-strength aluminum bronze (9C) for heavy load and wear components.