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C91700 Nickel Tin Bronze (Nickel Gear Bronze)
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C91700 Nickel Tin Bronze (Nickel Gear Bronze)

Typical Uses for C91700 Nickel Tin Bronze (Nickel Gear Bronze):

INDUSTRIAL: Worm Wheels, Worm Gears, Conprise Gears, Heavy Load, Relatively Low Speed Bearings

Specifications

End Product Specification
Centrifugal ASTM B427
Ingot ASTM B30
Sand ASTM B427

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Al Sb Cu Fe Pb Ni P Si S Sn Zn
Min/Max 0.005 0.2 84.0 - 87.0 0.2 0.25 1.2 - 2.0 0.3 0.005 0.05 11.3 - 12.5 0.25
Nominals - - 85.5000 - - 1.6000 - - - 11.9000 -
Product Type Temper Type
Centrifugal ASTM B427
Ingot ASTM B30
Sand ASTM B427
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
As Centrifugal Cast
M02 68 60 32 - - - - - - - - - - - -
M02 0 TYP 20 414 221 - - 16 - - - - - 106 - - - 0
M02 68 50 28 - - - - - - - - - - - -
M02 0 SMIN 20 345 193 - - 12 - - - - - 95 - - - 0
As Permanent Mold Cast
M05 68 60 32 - - - - - - - - - - - -
M05 0 TYP 20 414 221 - - 16 - - - - - 106 - - - 0
As Sand Cast
M01 68 44 22 - - - - - - - - - - - -
M01 0 TYP 20 303 152 - - 16 - - - - - 85 - - - 0
M01 68 35 17 - - - - - - - - - - - -
M01 0 SMIN 20 241 117 - - 10 - - - - - 65 - - - 0
Product Property US Customary Metric
Coefficient of Thermal Expansion 9.0 . 10-6 per oF (68-392 F) 16.2 . 10-6 per oC (20-200 C)
Density 0.316 lb/in3 at 68 F 8.75 gm/cm3 @ 20 C
Electrical Conductivity 10 %IACS @ 68 F 0.058 MegaSiemens/cm @ 20 C
Electrical Resistivity 103.7 ohms-cmil/ft @ 68 F 17.24 microhm-cm @ 20 C
Magnetic Permeability 1 1
Melting Point - Liquidus 1859 F 1015 C
Melting Point - Solidus 1563 F 851 C
Modulas of Elasticity in Tension 15000 ksi 103400 MPa
Specific Gravity 8.75 8.75
Specific Heat Capacity 0.09 Btu/lb/oF at 68 F 377.1 J/kg . oK at 293 K
Thermal Conductivity 40.8 Btu . ft/(hr . ft2 . oF)at 68F 70.6 W/m . oK at 20 C
Joining Technique Suitability
Brazing Good
Coated Metal Arc Welding Fair
Gas Shielded Arc Welding Fair
Machinability Rating 10
Oxyacetylene Welding Fair
Soldering Excellent