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CZ130
CZ130, a type of sectional brass, represents a notable advancement over traditional 60/40 brass due to its outstanding free cutting properties.
CHEMICAL COMPOSITION
Elements | Min (%) | Max (%) |
Cu | 55.50 | 57.50 |
Pb | 2.50 | 3.50 |
Al | – | 0.50 |
Total Others | – | 0.70 |
Zn | Remainder |
MECHANICAL PROPERTIES ACCORDING TO BS2874 (AS PER TEMPER M)
Range (mm) | From | To | UTS Min (N/mm²) | PS Min | Elongation Min (%) | Hardness Min | Hardness Max |
Round (Dia) | 6 | 75 | 350 | – | 20 | – | – |
Hex (A/F) | 6 | 70 | 350 | – | 20 | – | – |
Square (A/F) | 6 | 60 | 350 | – | 20 | – | – |
Rectangle (Thickness) | 6 | 50 | 350 | – | 20 | – | – |
PHYSICAL PROPERTIES | |
Density | 8.44 g/cm³ |
Melting Point | 890°C |
Thermal Conductivity | 109 W/m.K |
FABRICATION PROPERTIES | |
Technique | Suitability |
Soldering | Excellent |
Brazing | Good |
Oxyacetylene Welding | Not Recommended |
Gas Shielded Arc Welding | Not Recommended |
Coated Metal Arc Welding | Not Recommended |
Spot Weld | Not Recommended |
Seam Weld | Not Recommended |
Butt Weld | Fair |
Capacity for Being Cold Worked | Poor |
Capacity for Being Hot Formed | Excellent |
Machinability Rating | 90 |