CZ112

CZ112, commonly recognized as naval brass, is frequently employed across a diverse array of marine and subsea applications. Esteemed for its exceptional combination of superior strength and robust corrosion resistance, this brass alloy further boasts effective property retention even under cryogenic conditions. Notably, CZ112 demonstrates excellent hot formability and showcases a highly commendable level of corrosion resistance.

CHEMICAL COMPOSITION
ElementsMin (%)Max (%)
Cu61.0063.50
Pb
Sn1.001.40
Fe
Total Others0.70
ZnRemainder
MECHANICAL PROPERTIES ACCORDING TO BS2874 (AS PER TEMPER M)
Range (mm) From To UTS Min (N/mm²) PS Min (N/mm²) Elongation Min (%) Hardness Min Hardness Max
Round (Dia)61840015
184035020
Hex (A/F)61840015
184035020
Square (A/F)61840015
184035020
Rectangle (Thickness)61840015
184035020
PHYSICAL PROPERTIES
Melting Points – Liquidus 0F1650
Melting Points – Solidus 0F1630
Density lb/cu in. at 68 0F0.304
Specific Gravity 8.41
Electrical Conductivity % IACS at 68 0F 26
Thermal conductivity Btu/ Sq ft / ft hr / 0F at 680F 67
Coefficient of Thermal Expansion 68-57210 -6 Per 0F (68-5720F) 11.8
Specific Heat capacity Btu/ lb /0F at 680F 0.09
Modulus of Elasticity in Tension ksi 15000
Modulus of Rigidity ksi 5600
FABRICATION PROPERTIES
TechniqueSuitability
Capacity for being Cold WorkedFair
Hot WorkedExcellent
Machinability Rating30%
Forgeability Rating90%
Silver Alloy BrazingExcellent
Soft SolderingExcellent
Oxyacetylene WeldingGood

CZ112

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