18% Nickel Silver C76400 Alloy B-1 - Plated Wire, Beryllium Copper Wire, Phosphor Bronze Wire, Copper Beryllium Wire

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18% Nickel Silver C76400 Alloy B-1

18% NICKEL SILVER, C76400 ALLOY B-1

COMPOSITION
18% NICKEL SILVER, C76400 ALLOY B-1

ELEMENT PERCENT
NOMINAL MINIMUM MAXIMUM
Copper 60.0 58.5 61.5
Lead - - .05
Iron - - .25
Zinc 22.0 Remainder
Nickel 18 16.5 19.5
Manganese - - .50
Total Other Elements - - .50

 

PHYSICAL PROPERTIES
18% NICKEL SILVER, C76400 ALLOY B-1

HEAT TREATED CONDITION ENGLISH UNITS METRIC UNITS
Melting Point 1930°F 1055°C
Density .314 lb/cu in. @ 68°F 8.7 gm/cm@ 20°C
Specific Gravity 8.70 8.70
Coefficient of Thermal Expansion .000093 per °F (68-572°F) .0000167 per °C (20-300°C)
Thermal Conductivity 17 BTU/sq ft/ft/hr/°F @ 68°F .07 cal/sq cm/cm/sec/°C @ 20°C
Electrical Resistivity (Annealed) 189 Ohms circ mil per ft @ 68°F 3104 microhm - cm @ 20°C
Electrical Conductivity (Annealed) 5.5% Copper IACS @ 68°F .0319 megohm cm @ 20°C
Specific Heat .09 BTU/lb/°F @ 68°F .09 cal/gm/°C @ 20°C
Modulus of Elasticity (tension) 18,000 KSI 12,500 kg/sq mm
Modulus of Rigidity (torsion) 6800 KSI 4800 kg/sq mm
Annealing Temperature 1100-1500°F 600-825°C
Stress Relief Temperature 375°F 191°C

1 KSI equals 1,000 PSI

MECHANICAL PROPERTIES
18% NICKEL SILVER, C76400 ALLOY B-1

For Round, Half Round and Square Wire
TEMPER TENSILE STRENGTH
STD. FORMER KSI* .020 in. & larger MPa** .508 mm & larger
- Annealed (A) 60† 413†
H01 Quarter Hard (1/4H) 74-93 510-640
H02 Half Hard (1/2H) 92-110 635-760
H04 Hard (H) 112-128 770-885
H08 Spring .020-.0253 (.508-.643mm)
.0253-.0625 (.643-1588 mm) 		130 min.
125 min. 		900 min.
860 min.

MECHANICAL PROPERTIES
18% NICKEL SILVER, C76400 ALLOY B-1

For Rolled Flat Wire Other Than Square
TEMPER TENSILE STRENGTH
STD. FORMER KSI* nominal MPa** nominal
- Annealed (A) 60† 413†
H01 Quarter Hard (1/4H) 69-87 475-600
H02 Half Hard (1/2H) 78-95 540-655
H04 Hard (H) 92-109 635-750
H06 Extra Hard )XH) 102-117 700-810
H08 Spring 108-123 740-850

† Values for reference only. Not part of Specification
* 1 KSI equals 1,000 PSI

18% NICKEL SILVER, C76400 ALLOY B-1

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Looking for quality Beryllium Copper wire, Phosphor Bronze wire and Plated wire? Little Falls Alloys offers a full service approach to the Square Wire and Zirconium Chromium Wire. We specialize in Beryllium Copper, Plated wire, Zirconium Copper Wire, Brass wire, Beryllium, Copper Alloy Wire, Copper Wire, Shaped Wire, Square Wire, Small Wire, Nickel Wire, Bronze Wire, Spring Wire, Copper Beryllium Wire.