About Us

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.

+91 93281 05180
bdm@metalalloyscorp.com
Plot 6-7, Khodiyar Colony, Jamnagar Gujarat India

Free Cutting Brass Wire

Brass Wires / Free Cutting Brass Wire

Free Cutting Brass Wire is specially designed for precision machining and high-speed manufacturing. It offers excellent machinability, consistent dimensional accuracy, smooth surface finish, and corrosion resistance, making it ideal for producing precision components, electrical contacts, fasteners, connectors, and a wide range of industrial engineering applications.

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Description
Chemical Composition
Physical Properties
Sizes Available

C36000 Free Machining Brass / Free Cutting Brass is ideally suited for high speed machining operations with its superior machinability, thread rolling and knurling characteristics. Its machinability rating of 100 is standard against which all other copper alloys are rated. It is easily soldered or brazed and has good resistance to corrosion.

Typical Applications:

BUILDERS HARDWARE: Lock Bodies, Hardware, Fittings CONSUMER: Hot Combs (to Straighten Hair)
FASTENERS: Bolts, Nuts, Screws
INDUSTRIAL: Faucet Components, Pneumatic Fittings, Fluid Connectors, Automatic Screw Machine Parts, Unions, Adapters,
Screw Machine Products, Gauges, Valve Seats, Valve Trim, Valve Stems, Nozzles, Pinions, Gears
PLUMBING: Plumbers' Brass Goods, Faucet Stems, Faucet Seats, Plumbing Fittings

Equivalent Specifications

SPECIFICATIONS	DESIGNATION
ISO	CuZn36Pb3
Europen	CuZn36Pb3
BS	CZ 133
Russian	LS63-3

Chemical Composition

	Cu	Fe	Pb	Zn
Min/Max	60.0 - 63.0	0.35	2.5 - 3.7	Rem
Nominals	61.5000	-	3.1000	35.4000

Physical Properties

Coefficient of Thermal Expansion	11.4 10−6Per °F (68-572 F)
Density	0.307 lb/in3 @ 68 F
Electrical Conductivity	26 %IACS @ 68 F
Electrical Resistivity	39.9 ohms-cmil/ft @ 68 F
Melting Point Liquid US	1650 F
Melting Point Solid US	1630 F
Modulas of Elasticity in Tension	14000 ksi
Modulas of Rigidity	5300 ksi
Specific Gravity	8.5
Thermal Conductivity	67.0 BTU in/hr.ft2.°F @ 68 F

Sizes Available

WIRE	1mm To 8mm
HOLLOW RODS	Min Bore Size 20 mm and Max OD 100 mm
ROUND RODS/RODS	6mm To 130 mm
HEX	5mm To 60mm
SQUARE	4mm To 60mm
FLAT	5mm Min Thickness and max Width 120mm
PROFILES / SECTIONS	AS per Customer Drawing
BILLETS	Up to 200 mm
INGOTS	AS per Specification