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The Leading Supplier of |
| PRECISION SEMI-FINISHED METALS | |
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SWISSMETAL
(N14)
C 79200
AVINS |
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Guaranteed
composition |
Cu 60.40 - 63.00 Pb 0.80 - 1.30 Ni 11.00 - 13.00 Zn remainder |
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Main technological characteristics |
Free machining nickel silver with very high toughness and high corrosion resistance |
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Delivery
forms Specialties |
Drawn in round, square, rectangular and profile cross sections Mainly small diameters in rods, and wires in coils (max 1/4") or in drums (max 1/8") |
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Physical properties |
density (68°F) electrical conductivity thermal conductivity thermal capacity (specific heat) coefficient of thermal expansion magnetic properties melting interval color |
0.313 lb/in3 8 %IACS 242.7 Btu.in./h.ft2.°F 0.10 Btu/lb.°F 0.0000089 in/in. °F non magnetic 1868 – 1904 °F silver |
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Capacity
for forming/machining |
machinability rating (free cutting brass = 100) tool life (free cutting brass = 110) tendency for short chips (free cutting brass = 90) capacity for cold working capacity for hot working capacity for soft soldering capacity for hard soldering capacity for welding thermal stress relief annealing capacity for polishing capacity for galvanic plating |
middle (55) middle (55) middle (55) good low very good low low 572°F - 4h at temp. 1200°F - 1h at temp. good good |
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Typical mechanical properties for rods |
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modulus of elasticity = 17,400,000 PSI |
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Corrosion
resistance |
stress corrosion industrial atmosphere rural atmosphere marine atmosphere chlorine (humid) vinegar fresh water high relative humidity and elevated temperature sea water |
slightly sensitive good good good poor middle good good good |
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galvanic: |
Copper alloys present a high and positive standard potential of corrosion. Consequently, there is a risk of galvanic corrosion if they enter into contact with material of lower standard potential such as, for example, steels containing less than 13% chromium. |
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Typical
applications |
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Avins welcomes all general inquiries. Click here to place your RFQ. |
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