Custom Tungsten Alloy Counterweight Cylinders from China Suppliers and Factory for Automotive and Military Applications
Applications for Tungsten Alloy Cylinders
Tungsten alloy cylinders serve as excellent counterweight balancing blocks. For instance, when used in automotive applications, tungsten exhibits a density 3.2 times that of non-toxic materials commonly employed for automotive counterweights, thereby offering significant flexibility in vehicle design. The product set includes five 1/2-ounce cylinders, one 1/4-ounce cylinder, and two 1/8-ounce cylinders. These cylinders allow weight adjustments in 1/8-ounce increments, enabling precise control of total weight within the range of 0 to 3 ounces.
Compared to tungsten bars, tungsten alloy cylinders enjoy greater acceptance in practical applications due to their simpler manufacturing process. After pressing treatment, they exhibit excellent formability and machinability, whereas pure tungsten materials suffer from high brittleness, making them difficult to shape and prone to significant damage during processing. Moreover, the material properties of tungsten alloy cylinders make them well-suited for a wide range of subsequent machining requirements.
The cylindrical components fabricated from this material exhibit superior dimensional accuracy and surface finish, and can be processed through cutting, drilling, or grinding to produce counterweight parts that meet specific application requirements, thereby fulfilling the stringent specification demands of various precision devices. Additionally, tungsten alloy cylinders retain the inherent high density and specific gravity characteristics of tungsten alloys; under identical weight requirements, they occupy less space, making them ideal for counterweight applications aligned with lightweight design principles.
Specification of Tungsten Alloy Cylinder
| Diameter | 2.0 - 100.0 mm |
| Length | 50 - 1000 mm |
| Density | 16.5 - 18.75 g/cm³ |
| Composition | W content: 85-99%, W-Ni-Fe, W-Ni-Cu |
| Surface | Sintered surface, Forged surface, Ground surface |
Tungsten Alloy Cylinder Data Sheet
| Grades | Density (g/cm³) | Hardness (HRC) | Tensile (MPa) | Elongation (%) | Impact Toughness (MJ/m²) |
|---|---|---|---|---|---|
| W273 | 17.10 ± 0.15 | ≥ 23 | ≥ 900 | ≥ 24 | ≥ 1.30 |
| W263 | 17.25 ± 0.15 | ≥ 23 | ≥ 900 | ≥ 23 | ≥ 1.20 |
| W253 | 17.40 ± 0.15 | ≥ 24 | ≥ 900 | ≥ 22 | ≥ 1.10 |
| W243 | 17.60 ± 0.15 | ≥ 24 | ≥ 920 | ≥ 20 | ≥ 0.90 |
| W232 | 18.10 ± 0.15 | ≥ 25 | ≥ 920 | ≥ 14 | ≥ 0.45 |
| W231 | 18.30 ± 0.15 | ≥ 26 | ≥ 920 | ≥ 12 | ≥ 0.30 |
| W221 | 18.50 ± 0.15 | ≥ 27 | ≥ 920 | ≥ 10 | ≥ 0.22 |
| WNiCu | 16.00 - 18.50 | ≥ 22 | ≥ 450 | 2 - 8 | - |
Frequently Asked Questions
Q Why are tungsten alloy cylinders preferred over pure tungsten for counterweights?
Pure tungsten is highly brittle, difficult to shape, and susceptible to damage during machining. Tungsten alloy cylinders offer significantly enhanced formability, machinability, and simpler manufacturing processes while maintaining high density.
Q What density range can tungsten alloy cylinders achieve?
Tungsten alloy cylinders generally provide densities ranging from 16.5 to 18.75 g/cm³, with specialized grades reaching up to 18.50 ± 0.15 g/cm³ depending on composition requirements.
Q Can these tungsten alloy cylinders undergo secondary machining?
Yes, the cylindrical components exhibit superior dimensional accuracy and can easily undergo cutting, drilling, grinding, and CNC machining to meet precise custom counterweight specifications.
Q What are the standard alloy compositions available?
The cylinders feature a tungsten (W) content ranging between 85% and 99%, formulated primarily as Tungsten-Nickel-Iron (W-Ni-Fe) or Tungsten-Nickel-Copper (W-Ni-Cu) alloys.
Q What surface finishes are available for tungsten alloy cylinders?
Tungsten alloy cylinders can be supplied with sintered surfaces, forged surfaces, or precision ground surfaces based on your mechanical requirements and application demands.
Q How do tungsten alloy counterweights support compact or lightweight designs?
Due to tungsten's ultra-high specific gravity (3.2 times denser than typical non-toxic automotive balancing materials), cylinders occupy significantly less volume under identical weight requirements, maximizing space efficiency.