Substitutional Alloy (for Copper Alloy)
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Powerway Alloy creates high precision copper alloy rods and wires in a variety of styles with optimal quality. It is our goal to create low-cost, high-performance alloy materials through our advanced research and development. This Eco-friendly alloy is a substitutional alloy for certain types of brass. This Cu-Ti-Zr-Zn alloy is applicable to telecommunications, automatic processing and locking applications.
Categories: Bar & Wire production-Copper Alloy Substitute
Name: Eco-Friendly Alloy, Cu-Ti-Zr-Zn Alloy
Number: PWZ61003, PWZ61010, PWZ13007, PWZ18500
Alloy Features
Green environmental protection, full compliance with EU, RoHS and REACH regulations;
Free cutting, machining efficiency is close to leaded brass C3604;
| Categories | Chemical Compositions ( % ) | |||||||
| Al | Bi | Cu | Mn | Mg | Ti | Zr | Zn | |
(High Strength) | 9-11 | 1.5-2.5 | 0.03-0.065 | 0.001-0.1 | 0.001-0.1 | Rest | ||
(Excellent polishability ) | 3.5-4.5 | 0.2-0.35 | 0.03-0.065 | 0.001-0.1 | 0.001-0.1 | Rest | ||
(Free cutting) | 0.2-0.5 | 4-5 | 0.1-0.2 | 0.001-0.2 | 0.001-0.1 | Rest | ||
(Free cutting) | 9-11 | 0.15-0.25 | 1.5-2.5 | 0.03-0.065 | 0.001-0.1 | 0.001-0.1 | Rest | |
(Creep resistant) | 6.5-7.5 | 0.2-0.3 | 0.001-0.2 | 0.001-0.1 | Rest | |||
(High ductility ) | 2.5-3.5 | 0.12-0.18 | 0.001-0.1 | Rest | ||||
(Creep resistant) | 0.5-2.0 | 0.12-0.18 | 0.001-0.1 | Rest | ||||
(High ductivity ) | 0.3-0.9 | 1.0-1.8 | ≤0.2 | Rest | ||||
(High ductility ) | 2.1-2.3 | 2.1-2.4 | 0.03-0.065 | 0.001-0.1 | 0.001-0.1 | Rest | ||
| Categories | Properties | |||||||||||
| Tensile Strength MPa | Hardness HV5 | Elongation % | Conductivity IACS% | Thermal Conductivity W/(m·k) | Corrosion Rate (NSS 168h) g/cm2.y (ref.) | Yield Strength MPa | Density g/cm3 | Linear Expansion Coefficient ×10-6 ℃ -1(ref.) | Impact Energy/J (10×10×55mm) | RoHS | ||
| Non -notched | V -notched | |||||||||||
(High Strength) | 300-480 | 90-130 | 5-25 | 26-29 | 120-133 | 0.09 | 250-350 | 6.3 | 24.2 | 126 | 6.63 | Pass |
(Excellent polishability ) | 240-400 | 75-115 | 10-40 | 26-29 | 120-133 | 0.343 | 180-300 | 6.6 | 27 | 150 | 6.35 | Pass |
(Free cutting) | 200-400 | 70-110 | 10-40 | 22-24 | 101-110 | 0.12 | 180-280 | 7.2 | 26 | Pass | ||
(Free cutting) | 300-500 | 90-150 | 5-25 | 26-29 | 250-350 | 6.3 | 27 | Pass | ||||
(Creep resistant) | 330-480 | 90-120 | 15-40 | 18-21 | 83-97 | 0.562 | 200-300 | 7.4 | 25.5 | 29 | 1.65 | Pass |
(High ductility ) | 200-320 | 40-80 | 25-50 | 24-26 | 110-120 | 140-220 | 7.2 | 26 | Pass | |||
(Creep resistant) | 150-250 | 40-60 | 30-60 | 25-28 | 7.1 | 27 | Pass | |||||
(High ductivity ) | 250-440 | 100-135 | 3-18 | 24-26 | 180-250 | 7.1 | 27 | Pass | ||||
(High ductility ) | 300-430 | 100-125 | 10-25 | 24-27 | 150-300 | 6.9 | Pass | |||||
| Categories | Application |
(High Strength) | Electronics, hardware, pen-making, valves, auto accessories, connectors |
(Excellent polishability ) | Sanitary, polished parts |
(Free cutting) | Machined parts, automatic lathe |
(Free cutting) | Machined parts, automatic lathe |
(Creep resistant) | Machining, automatic lathe, High straightness required parts |
(High ductility ) | Copper-coated zinc, shielded wire |
(Creep resistant) | Cold heading |
(High ductivity ) | Cold heading |
(High ductility ) | Cold heading, Riveting |
| Shape | Round | Hexagon/ Square | Flats | Profiles | Tube (Round/ Hexagon) |
| Specification | φ2-40 | S4-30/a4-30 | Thickness ratio <= 5 Section area<=100mm2 Max. Width of diagonal:45mm | Min. wall thickness>=4mm Thickness ratio<=4mm Section area>=150mm2 Max. Width of diagonal:45mm | OD:10-40 Wall thickness>=4mm or OD:11-18 Wall thickness>=3mm Inner bore>=5mm |
| Geometric tolerance | GB/T4423- 2007M grade for drawn brass bar | GB/T4423- 2007M grade for drawn brass bar with straightness controlled at1mm/M | GB/T4423- 2007M grade for drawn brass bar with straightness controlled at 1mm/M | GB/T4423- 2007M grade for drawn brass bar with straightness controlled at 1mm/M | GB/T4423- 2007M grade for drawn brass bar with ID & wall thickness tolerance <= /0.3mm, OD tolerance <= /-0.15mm and welded joint allowed |
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