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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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Cuzn37mn3al2pbsi Manganese Bronze Hollow Rods

Manganese Bronze Tube / Cuzn37mn3al2pbsi Manganese Bronze Hollow Rods

CuZn37Mn3Al2PbSi Manganese Bronze Hollow Rods are premium high-tensile copper alloy tubes engineered for demanding industrial applications. They offer exceptional wear resistance, excellent corrosion protection, superior machinability, and high load-bearing capacity, making them ideal for bushings, bearings, marine hardware, hydraulic systems, valve components, and heavy-duty engineering machinery.

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Description
Chemical Composition
Physical Properties
Sizes Available

CW713R/CuZn37Mn3Al2PbSi Processing and Property: Excellent hot and cold workability; good forge ability. Fabricated by bending, coining, coppersmith, drawing and upsetting, hot forging and pressing, knurling, roll threading, shearing, spinning, swaging, and stamping.

Typical Applications:

INDUSTRIAL: Gears, Sealing Rings, Thrust Bearings, Bushings, Cams, Spindles, Bearings, Idler Pins, Connecting Rods, Drive Shafts, Valve Seats, Sleeve Bearings, Piston Heads MARINE: Pump Parts, Hardware, High Strength

Equivalent Specifications

SPECIFICATIONS	DESIGNATION
UNS	C33500
EN	CW713R
DIN	2.0550
BS	CuZn37Mn3Al2PbSi

Chemical Composition

	Cu	Zn	Al	Fe	Mn	Ni	Si	Sn	Pb	Other
Min/Max	5 7 .0-59.0	Rem	1.3-2.3	1.0	1.5-3.0	1.0	0 . 3 - 1 . 3	0.4	0.2-0.8	0.3

Physical Properties

Density	8.1 kg/cm2
Specific Heat	377J / (kg K)
Melting Range	875 â€“ 910 Â°C
Coefficient of Expansion	2 0 . 3 1 0 - 6 / K
Thermal Conductivity	65 W/ (m K)
Electrical Conductivity	13.4 % IACS

Sizes Available

ROUND RODS	8mm To 100 mm
HEX	10mm To 100mm
SQUARE	10mm To 60mm
FLAT	10mm Min Thickness and max Width 120mm
PROFILES / SECTIONS	AS per Customer Drawing
BILLETS	Up to 200 mm
INGOTS	AS per Specification