One of the UK'S largest independent Non Ferrous Metal Stockholders call us today on 01384 868080

Brass CZ121 OR CW614N

 

brass-barhp

 

Brass CZ121 is a high speed machining brass is ideal for the very rapid production of components in automatic lathes. Due to the inclusion of lead in its composition, Brass CZ121 has superior machinability.

 

 

 

Brass CZ121 has uses such as…

 

  • Nuts and Bolts
  • Screws
  • Valves & Fittings
  • Pneumatics and hydraulics
  • Domestic hardware

 

 

Brass CZ121 is available in the following forms:

 

 Bars, Hexagons and Squares, 

Bars from 1/8” dia – 10” dia 

Hexagon from 3mm – 2 13/16” 

Squares from 1/8”sq – 4”sq  

Chemical and Physical Properties

 

Typical chemical composition

ElementsMin%Max%
Cu56.558.5
Fe0.3
Pb2.53.5
ZnRemainder

 

Typical Mechanical Properties

Properties/unitConditionMin
Tensile Strength(N/mm2)M425
Elongation in 5.65cross sectional area%M15

 

Tolerances

 

Round bar:Above 2.5mm – 3mm + 0-0.04mm
Above 3mm – 6mm + 0-0.05mm
Above 6mm – 10mm + 0-0.06mm
Above 10mm – 18mm + 0-0.07mm
Above 18mm – 20mm + 0-0.052mm
Above 20mm – 30mm + 0-0.08mm
Above 30mm – 50mm + 0-0.16mm
Above 50mm – 80mm + 0-0.19mm
Hexagon Above 3mm – 6mm + 0-0.08mm
& Square: Above 6mm – 10mm + 0-0.09mm
Above 10mm – 18mm + 0-0.11mm
Above 18mm – 30mm + 0-0.13mm
Above 30mm – 50mm + 0-0.16mm
Above 50mm – 60mm + 0-0.19mm

 

 

CZ121 STOCK

 

 

 

 

 

 

 

Request a Quote