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METALCO supplies copper, brass, and bronze semi-finished products for OEMs and distributors worldwide — with documented quality, export packing, and technical support you can rely on.

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Phosphorus Bronze Hollow Rods

Bronze Hollow Rods / Phosphorus Bronze Hollow Rods

Phosphorus Bronze Hollow Rods are high-performance alloy tubes designed for bushings, bearings, gears, and other wear-resistant components. They offer excellent strength, low friction, superior corrosion resistance, and outstanding fatigue resistance, making them ideal for marine, electrical, industrial, and heavy-duty engineering applications requiring long service life.

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Description
Chemical Composition
Physical Properties
Sizes Available

Architectural Bronze	C38000	CZ122	CW618N	H3 100 C3561	Cuzn39pb2	1634-Cuzn39sn1
Architectural Bronze	C38500	CZ121	CW614N	C3603	CuZn39Pb3	1637-CuZn39Pb3

C51000 Phosphor Bronze Alloy, with a nominal composition of 94.80% copper and 5.0% tin, deoxidized with 0.2% phosphorus is the most widely used of the phosphor bronzes, which offering engineering properties as high strength, ductility, superior fatigue and spring characteristics, excellent corrosion resistance, durability for severe service, good bearing qualities with low friction and higher wear resistance, superior forming and spinning, resistance to stress relaxation and good joining properties.

Typical Applications:

Architecture : Bridge bearing plates
ELECTRICAL : resistance wire, fuse clips, electromechanical spring components, electrical flexing contact blades, electrical connectors, electronic connectors, wire brushes, switch parts, electronic and precision instrument pa
FASTENERS : cotter pins, lock washers
INDUSTRIAL : bourdon tubes, bellows, perforated sheets, chemical hardware, truss wire, springs, sleeve bushings, diaphragms, clutch disks, pressure responsive elements, beater bar, textile machinery, welding rods

Equivalent Specifications

SPECIFICATIONS	DESIGNATION
ASTM	C51000
BS	PB102
EN	CW451K
JIS	C5102 / 3270
DIN	CuSn4
ISO	1634-CuSn5
IS	7811

Chemical Composition

	Cu	Pb	Sn	Zn	Fe	P
Min	-	-	4.2	-	-	0.03
Max	Rem.	0.05	5.8	0.3	0.1	0.35

Physical Properties

Melting Point â€“ Liquidus	1920Â°F
Melting Point â€“ Solidus	1750Â°F
Density	0.32 lb/cu in. at 68Â°F
Specific Gravity	8.86
Electrical Conductivity*	15% IACS at 68Â°F
Thermal Conductivity	40 Btu/ sq ft/ ft hr/ Â°F at 68Â°F
Coefficient of Thermal Expansion 68-572	9.9 10−6Per °F (68-572 F)
Specific Heat Capacity	0.09 Btu/lb/°F at 68°F
Modulus of Elasticity in Tension	16000 ksi
Modulus of Rigidity	6000 ksi

Specifications:

Product	Specification
Bar	ASM 4625, ASTM B103,ASTM B139/B139M
Bearings & Bushings	MILITARY MIL-B-13501
Bolts	ASTM F468
Bushing Stock	MILITARY MIL-B-13501
Nuts	ASTM F467
Plate	AMS 4510, ASTM B100, ASTM B103
Rod	AMS 4625, ASTM B139/B139M, SAE J461, SAE J463
Screws	ASTM F468
Shapes	ASTM B139/B139M
Sheet	AMS 4510, ASTM B100, ASTM B103, SAE J461, SAE J463
Studs	ASTM F468
Tube	AMS 4625, MILITARY MIL-T-3595
Wire	AMS 4720, ASTM B159/B159M, MILITARY MIL-W-6712, SAE J461, SAE J463

Fabrication Properties:

Joining Technique	Suitability
Brazing	Excellent
Butt Weld	Excellent
Capacity for Being Cold Worked	Excellent
Capacity for Being Hot Formed	Poor
Coated Metal Arc Welding	Fair
Gas Shielded Arc Welding	Good
Machinability Rating	20
Oxyacetylene Welding	Fair
Seam Weld	Fair
Soldering	Excellent
Spot Weld	Good

Sizes Available:

TUBES	6.35 mm to 110mm
ROUND WIRES	1 mm to 11mm
ROUND RODS	1.2 to 250 mm
HEX RODS	Min. 5 mm to Max. 60 mm
SQUARE RODS	Min. 4 mm to Max. 60 mm
FLATS	Min. 4 mm thickness and max width of 120mm
PROFILES	As per customer drawings
HOLLOW RODS	Min Bore Size 20mm and Max OD 130mm