C54400 B2 Phosphor Bronze / C544 Bronze


C54400 B2 Phosphor Bronze / C544 Bronze
C54400 Phosphor Bronze is often referred to as "B-2" bronze. C544 is an excellent material for bearings because of its high machinability and resistance to wear. C54400 has a high machinability rating of 80. This alloy is used in electrical applications where high stregnth is required. This phosphor bronze is know for its toughness, fine grain structure, and corrosion resistance.
Shapes

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Solid Round Bar Stock |
Applications



- Bushings
- Thrust Washers
- Gears
- Pinions
- Screw Machine Products
- Valve Parts
- Shafts
Specifications

Chemical Composition
(%max., unless shown as range or min.)
Mechanical Properties (measured at room temperature, 68 F (20 C)
(%max., unless shown as range or min.)
  | Cu | Fe | Pb | P | Sn | Zn |
---|---|---|---|---|---|---|
Min./Max. | Rem. | .10 | 3.0-4.0 | .01-.50 | 3.5-4.5 | 1.5-4.5 |
Nominal | 88.0 | - | 3.8 | .25 | 4.0 | 3.0 |
Temper | Section Size |
Cold Work |
Typ/ Min |
Temp | Tensile Strength |
Yield Strength (0.5% ext. under load) |
El | Rockwell Hardness |
Brinell Hard. |
Shear Strength |
|||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
in. | % | F | ksi | ksi | % | B | C | F | 30T | 500 | 3000 | ksi | |||||||
mm. | C | MPa | MPa | MPa | |||||||||||||||
Rod | H04 | 0.5 | 35 | TYP | 68 | 60 | N/A | 10 | - | - | - | - | - | - | |||||
12.7 | 20 | 415 | N/A | 10 | - | - | - | - | - | - | |||||||||
H04 | 1 | 25 | TYP | 68 | 50 | N/A | 12 | - | - | - | - | - | - | ||||||
25.4 | 20 | 345 | N/A | 12 | - | - | - | - | - | - |