Free Cutting Brass

MACHINABILITY

100% (reference)

CORROSION RESISTANCE

Good in fresh water, atmosphere

THERMAL CONDUCTIVITY

115 W/m�K

HARDNESS

120�160 HB

PRESSURE RATING

Suitable up to 35 bar typical

DENSITY

8.47 g/cm�

Technical Data

Composition, Mechanical & Equivalent Grades

Chemical Composition (% by mass) � EN CW614N / C36000

CUZNPBFESNNIAL
57.0�59.0Bal.2.5�3.5≤0.50≤0.30≤0.50≤0.05

Mechanical Properties (typical, half-hard temper)

PROPERTYUNITVALUE
Tensile StrengthMPa440�540
Yield Strength (0.2%)MPa260�390
Elongation A50%10�25
HardnessHB120�160
Modulus of ElasticityGPa97
Densityg/cm�8.47
Melting Range�C880�895
Electrical Conductivity% IACS27

International Equivalent Grades

STANDARDGRADE
EN (Europe)CW614N � CuZn39Pb3
ASTM (USA)C36000
DIN (Germany)2.0401
BS (UK)CZ121 / CZ124
IS (India)319
JIS (Japan)C3604

Why This Alloy

Engineering Highlights

  • Machinability rating: 100% (industry reference)
  • Excellent surface finish (Ra ≤ 0.4 �m)
  • Cold-formable, hot-stampable, brazable
  • Dezincification-resistant variants on request

Applications

Industrial Applications

HVAC valve cores, flare nuts, service ports
Plumbing & gas fittings, hose barbs
Electrical pins, terminals, contacts
Automotive sensors, fuel system parts
Precision CNC turned shafts, bushings
Threaded inserts & fasteners
Manufacturing Capability
  • Multi-spindle CNC turning
  • Sliding-head Swiss CNC
  • VMC milling & drilling
  • Hot stamping & forging
  • Cross & secondary drilling
Surface Finishes
  • Natural
  • Polished
  • Nickel-plated
  • Tin-plated
  • Chrome-plated
Industries Served
  • HVAC
  • Automotive
  • Electrical
  • Plumbing
  • General Engineering

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