C67600

C67600 is classified as a high tensile brass alloy that incorporates both tin and manganese. Its primary attributes include exceptional strength, toughness, and impressive corrosion resistance. This alloy is distinguished by its outstanding forgeability, and it also exhibits favorable soldering and brazing properties, further enhancing its versatility for various applications.

CHEMICAL COMPOSITION
ElementsMin (%)Max (%)
Cu57.0060.00
Pb0.501.00
Sn0.501.50
Fe0.401.30
Mn0.050.50
Total Others0.50
ZnRemainder
MECHANICAL PROPERTIES ACCORDING TO C67600 (AS PER TEMPER HO2)
Range (Inch) From To UTS Min (Ksi) PS Min (Ksi) Elongation Min (%) Hardness Min (HRB) Hardness Max
Round (Dia) 0.0591.000723613
1.0002.500703515
2.5002.953653217
Hex (A/F) 0.1181.000723613
1.0002.500703515
2.5002.756653217
Square (A/F) 0.1181.000723613
1.0002.362703515
Rectangle (Thickness) 0.1181.000723613
1.0001.968703515
Range (mm) From To UTS Min (Mpa) PS Min (Mpa) Elongation Min (%) Hardness Min Hardness Max
Round (Dia) 1.52550025013
256545024015
657545022017
Hex (A/F) 32550025013
256545024015
657045022017
Square (A/F) 32550025013
256045024015
Rectangle (Thickness) 32550025013
255045024015
PHYSICAL PROPERTIES
Melting Point – Liquidus°F1630
Melting Point – Solidus°F1590
Density lb/cu in. at 68°F0.302
Electrical Conductivity % IACS at 68°F24
Thermal Conductivity Btu/ sq ft/ ft hr/ °F at 68°F61
Coefficient of Thermal Expansion 68-57210⁻⁶ per °F (68 – 572°F)11.8
Modulus of Elasticity in Tension ksi15000
Modulus of Rigidity ksi5600
FABRICATION PROPERTIES
Technique Suitability
SolderingExcellent
BrazingExcellent
Oxyacetylene WeldingGood
Gas Shielded Arc WeldingFair
Spot WeldGood
Capacity for Being Cold WorkedPoor
Capacity for Being Hot FormedExcellent
Forgeability Rating80
Machinability Rating60

C67600

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