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C69430 Silicon Red Brass
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C69430 Silicon Red Brass

Typical Uses for C69430 Silicon Red Brass:

INDUSTRIAL: Valves Stems

Specifications

End Product Specification
Rod ASTM B371

Chemical Composition
Temper
Mechanical Properties
Physical Properties
Fabrication
As Cu Fe Pb Si Zn
Min/Max 0.03 - 0.06 80.0 - 83.0 0.2 0.3 3.5 - 4.5 Rem
Nominals 0.0400 81.5000 - - 4.0000 14.5000
Product Type Temper Type
Rod ASTM B371
Temper Sect. Size Cold Work Type Min Temp Tensile Strength YS
0.05% UL 		YS
0.02% Offset 		YS
0.005% Offset 		Elong. RH
B 		RH
C 		RH
F 		RH
30T 		VH
500 		BH
500 		BH
3000 		Shear
Strgth 		Fatigue
Strgth 		Izod
Impact
Strgth
- in. % - F ksi ksi ksi ksi % B C F 30T 500 500 3000 ksi ksi ft-lb
- mm. - - C MPa MPa MPa MPa - - - - - - - - MPa MPa J
Rod
O60 2 68 80 40 - - - - - - - - - - - -
O60 50.8 0 TYP 20 552 276 - - 25 85 - - - - - - - - 0
O60 0.5 68 90 45 - - - - - - - - - - - -
O60 12.7 0 TYP 20 621 310 - - 20 85 - - - - - - - - 0
O60 1 68 85 43 - - - - - - - - - - - -
O60 25.4 0 TYP 20 586 296 - - 25 85 - - - - - - - - 0
H04 0.75 68 100 57 - - - - - - - - - - - -
H04 19.1 0 TYP 20 689 393 - - 21 95 - - - - - - - - 0
Product Property US Customary Metric
Coefficient of Thermal Expansion 11.2 ÌÎ?̴ÌÁ10-6 per oF (68-572 F) 20.2 ÌÎ?̴ÌÁ10-6 per oC (20-300 C)
Density 0.26 lb/in3 at 68 F 8.19 gm/cm3 @ 20 C
Electrical Conductivity 6 %IACS @ 68 F 0.036 MegaSiemens/cm @ 20 C
Electrical Resistivity 167.0 ohms-cmil/ft @ 68 F 27.76 microhm-cm @ 20 C
Melting Point - Liquidus 1685 F 918 C
Melting Point - Solidus 1510 F 819 C
Modulas of Elasticity in Tension 16000 ksi 110000 Mpa
Specific Gravity 8.19 8.19
Specific Heat Capacity 0.09 Btu/lb/oF at 68 F 377.1 J/kg ÌÎ?̴ÌÁ oK at 293 K
Thermal Conductivity 15.0 Btu ÌÎ?̴ÌÁ ft/(hr ÌÎ?̴ÌÁ ft2ÌÎ?̴ÌÁoF)at 68F 26.0 W/m ÌÎ?̴ÌÁ oK at 20 C
Joining Technique Suitability
Brazing Excellent
Butt Weld Good
Capacity for Being Cold Worked Good
Capacity for Being Hot Formed 80
Coated Metal Arc Welding Good
Forgeability Rating 80
Gas Shielded Arc Welding Good
Machinability Rating 30
Oxyacetylene Welding Good
Seam Weld Good
Soldering Excellent
Spot Weld Good

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