info@jsktraders.com
info@jsktraders.com
Product
Brass is a 60:40 copper zinc alloy to which about 1% of tin has been added to improve the corrosion resistance, particularly to dezincification. The allov is a two phase alpha-beta brass. hence has reasonablv high strength with lower ductility than the singlephase 70:30 or alpha brass.
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Product Introduction
CHEMICAL COMPOSITION
Elements | Min(%) | Max(%) |
Cu | 59.00 | 62.00 |
Pb | - | 0.20 |
Sn | 0.50 | 1.00 |
Fe | - | 0.10 |
Total Others | - | 0.50 |
Zn | Remainder | |
MECHANICAL PROPERTIES ACCORDING TO ASTM B371 (AS PER TEMPER HO2)
Range(Inch) | From | To | UTS Min (ksi) | PS Min(ksì) | Elongation Min(%) | Hardness Min(HRB) | Hardness Max(HRB) |
Round(Dia) | 0.059 | 0.500 | 60 | 27 | 22 | ||
0.500 | 1.000 | 60 | 27 | 25 | 60 | 80 | |
1.000 | 2.000 | 58 | 26 | 25 | 55 | 80 | |
2.000 | 2.953 | 54 | 25 | 25 | 55 | 80 | |
Hex(A/F) | 0.118 | 0.500 | 60 | 27 | 22 | ||
0.500 | 1.000 | 60 | 27 | 25 | 60 | 80 | |
1.000 | 2.000 | 58 | 26 | 25 | 55 | 80 | |
2.000 | 2.756 | 54 | 25 | 25 | 55 | 80 | |
Square (A/F) | 0.118 | 0.500 | 60 | 27 | 22 | ||
0.500 | 1.000 | 60 | 27 | 25 | 60 | 80 | |
1.000 | 2.362 | 58 | 26 | 25 | 55 | 80 | |
Rectangle (Thickness) | 0.1181 | 0.500 | 60 | 27 | 22 | ||
0.500 | 1.000 | 60 | 27 | 25 | 60 | 80 | |
1.000 | 1.968 | 58 | 26 | 25 | 55 |
Range(mm) | From | To | UTS Min(MPa) | PS Min(MPa) | Elongation Min(%) | Hardness Min (HRB) | Hardness Max(HRB) |
Round (Dia) | 3 | 12 | 415 | 185 | 22 | ||
12 | 25 | 415 | 185 | 25 | 60 | 80 | |
25 | 50 | 400 | 180 | 25 | 55 | 80 | |
50 | 75 | 370 | 170 | 25 | 55 | 80 | |
Hex(A/F) | 3 | 12 | 415 | 185 | 22 | ||
12 | 25 | 415 | 185 | 25 | 60 | 80 | |
25 | 50 | 400 | 180 | 25 | 55 | 80 | |
50 | 70 | 370 | 170 | 25 | 55 | 80 | |
Square (A/F) | 3 | 12 | 415 | 185 | 22 | ||
12 | 25 | 415 | 185 | 25 | 60 | 80 | |
25 | 50 | 400 | 180 | 25 | 55 | 80 | |
50 | 60 | 370 | 170 | 25 | 55 | 80 | |
Rectangle (Thickness) | 3 | 12 | 415 | 185 | 22 | ||
12 | 25 | 415 | 185 | 25 | 60 | 80 | |
25 | 50 | 400 | 180 | 25 | 55 | 80 |
PHYSICAL PROPERTIES | |
Melting Point -Liquidus°F | 1650 |
Melting Point -Solidus°F | 1630 |
Density lb/cu in.at 68°F | 0.304 |
Specific Gravity | 8.41 |
Electrical Conductivity %IACS at 68°F | 26 |
Thermal Conductivity Btu/ sq ft/ft hr/°F at 68°F | 67 |
Coefficient of Thermal Expansion 68-57210-6 per°F(68-572° | 11.8 |
Specific Heat Capacity Btu/lb /°F at 68°F | 0.09 |
Modulus of Elasticity in Tension ksi | 15000 |
Modulus of Rigidity ksi | 5600 |
FABRICATION PROPERTIES | |
Technique | Suitability |
Soldering | Excellent |
Brazing | Excellent |
Oxyacetylene Welding | Good |
Gas shielded Are Welding | Fair |
Coated Metal Are Welding | Not Recommended |
Spot Weld | Good |
Seam Weld | Fair |
Butt Weld | Good |
Capacity for Being Cold Worked | Fair |
Capacity for Being Hot Formed | Excellent |
Forgeability Rating | 90 |
Machinability Rating | 30 |
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