Leaded Phosphros Bronze Rods

Name: Leaded Phosphros Bronze Rods
Brand: METAL ALLOYS CORPORATION

400.00 - 1000.00 INR

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Product Details:

Temper Hard, Half Hard, Soft
Technique Extruded
Product Type Rod
Material Leaded Phosphor Bronze
Alloy Yes
Shape Round, Hex, Square
Dimension (L*W*H) Customizable (generally as per client requirement)
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Leaded Phosphros Bronze Rods Price And Quantity

Minimum Order Quantity 500 Kilograms
Price Range 400.00 - 1000.00 INR

Leaded Phosphros Bronze Rods Product Specifications

Material Leaded Phosphor Bronze
Technique Extruded
Shape Round, Hex, Square
Temper Hard, Half Hard, Soft
Color Coppery bronze
Weight As per size/dimension
Alloy Yes
Dimension (L*W*H) Customizable (generally as per client requirement)
Product Type Rod
Application Automotive parts, Electrical components, Bushes, Bearings

Leaded Phosphros Bronze Rods Trade Information

Supply Ability 150 Kilograms tons Per Month
Delivery Time 3 to 4 Week

Product Description

Bronze Family: Leaded Phosphor Bronze

C 544 Phosphor Bronze Grade B is a METALCO standard alloy and finds use in electrical applications, as well as many industrial applications. It is used as electrical connectors and partially due to its excellent machinability finds use as bushings, gears, pinions, screw machine products, thrust washers, valve parts, and shafts.

Specification :
Phosphors Bronze	ASTM B103 C 51000 SAE J 463 C 51000 BS 2874 PB 102

Equivalent Specifications*

ASTM B139
B139M
Copper Alloy UNS C54400

Reference Specifications*

SAE J461
SAE J463
ASTM B103

Equivalent specifications are verified and updated annually.

Chemical Composition (%)
Cu	Sn	P	Fe	Pb	Zn
Remainder	3.5 4.5	0.01 0.50	0.10 max.	3.0 - 4.0	1.5 4.5
Sum of all named elements = 99.5%

Mechanical Properties Minimum Tensile Properties, English/Metric
Temper HO4 hard
Nominal Diameter	Tensile Strength		Elongation**
Inches/mm	ksi	MPa	%
" " incl./6 - 12 mm. incl.	60	415	10
Over " to 1" incl./12-25 mm incl.	55	380	12
Over 1.00"/25 mm	50	345	15

**Elongation in 4D
Chemical Composition and Mechanical Properties shown pertain to ASTM B139/B139 M only.

Machinability Rating 80 (Free Cutting Brass = 100)

Physical Properties
	English	Metric
Melting Point Liquidus	1830 F	999 C
Melting Point Solidus	1700 F	927 C
Density	0.320 lb/in³ at 68 F	8.89 gm/cm³ @ 20 C
Specific Gravity	8.890	8.89
Electrical Resistivity (Annealed)	54.60 ohms-cmil/ft @ 68 F	9.08 microhm-cm @ 20 C
Electrical Conductivity (Annealed)	19%IACS @ 68 F	0.111 MegaSiemens/cm @ 20 C
Thermal Conductivity	50 Btu ft/(hr ft²F) @ 68 F	86.5 W/mK @20 C
Coefficient of Thermal Expansion	9.60 10^-6 per F (68-572 F)	17.3 10^-6 per C (20-300 C)
Specific Heat Capacity	0.090 Btu/lb/F @ 68 F	377.1 J/kg K @293 K
Modulus of Elasticity in Tension	15,000 ksi	103,400 MPa

Fabrication Practices
Soldering	Excellent	Capacity for Being Cold Worked	Good
Brazing	Good
Oxyacetylene Welding	Not Recommended	Annealing Temperature Minimum	900 F or 483 C
Gas Shielded Arc Welding	Not Recommended	Annealing Temperature Maximum	1250 F or 677 C
Coated Metal Arc Welding	Not Recommended
Resistance Welding Spot	Not Recommended
Resistance Welding Seam	Not Recommended
Resistance Welding Butt	Fair

Exceptional Machinability and Finish

Leaded Phosphor Bronze Rods are designed for applications that demand both a smooth, bright finish and easy machinability. The presence of lead not only boosts workability but also enhances surface quality, making them preferred choices in industries requiring tight tolerances and precision crafting.

Versatile Applications Across Industries

From automotive to electrical engineering, these rods are engineered to endure harsh environments. Their resistance to corrosion, combined with high electrical and thermal conductivity, enables usage in marine hardware, bushings, bearings, and various electronic components, supporting reliable and long-lasting performance.

FAQs of Leaded Phosphros Bronze Rods:

Q: How are leaded phosphor bronze rods manufactured to ensure a smooth, bright surface finish?

A: Leaded Phosphor Bronze Rods are produced using an extrusion technique, which allows precise control over the surface finish. This process, combined with the alloys inherent properties and strict adherence to standards like ASTM B140 and IS 28/1987, guarantees a consistent, smooth, and bright appearance.

Q: What benefits does the lead content in phosphor bronze rods provide for machinability?

A: The addition of lead significantly increases machinability, making these rods easier to cut, shape, and drill. This reduces tool wear, shortens production time, and improves the overall quality of finished components, particularly when tight tolerances or complex shapes are required.

Q: When are custom dimensions and tolerances recommended for these rods?

A: Custom dimensions and tolerances are typically specified when unique project requirements exist, such as fitting into specialized machinery or assembling components with non-standard measurements. This customization ensures optimal performance and seamless integration into client applications.

Q: Where are leaded phosphor bronze rods commonly used?

A: These rods find wide usage in automotive, marine, and electrical industries, especially for bushings, bearings, and electrical components. Their durability and resistance to corrosion make them suitable for harsh environments, including offshore and industrial settings.

Q: What is the process for ordering rods with specific surface finish or packaging requirements?

A: Clients can request rods with tailored surface finishes or packaging by providing their specifications during the inquiry or ordering process. Manufacturers and suppliers accommodate these needs, offering bundled packaging or other custom arrangements to match transportation and handling preferences.

Q: How do the physical properties of these rods benefit electrical and thermal applications?

A: Leaded Phosphor Bronze Rods exhibit high electrical and thermal conductivity, making them excellent choices for electrical connectors and thermal components. Their stability and consistent performance safeguard critical functions in both automotive and electronic assemblies.

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