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Phosphor Bronze Wire from InterWire is ASTM B159 standard specification for Phosphor Bronze Wire.
Chemical Requirements: (Composition, %)
Copper Alloy UNS#
|
Copper
|
Lead, max
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Iron, max
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tin
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zinc, max
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phosphorus
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C51000
|
Remainder*
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0.05
|
0.10
|
4.2-5.8
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0.30
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0.03-0.35
|
* Taken by difference
Mechanical Requirements for Round or Square Wire for General Purposes
Code
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Temper Designation
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Tensile Strength KSI Min
|
O61
|
Annealed
|
43.0-58.0
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H01
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Quarter-Hard
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60.0-76.0
|
H02
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Half-Hard
|
80.97.0
|
H03
|
Three Quarter-Hard
|
96.0-115.0
|
H04
|
Hard
|
108.0-128.0
|
H08
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Spring
|
See next table
|
Mechanical Requirements for H08 (Spring Temper) for UNS No. C51000 Round or Square Wire
Diameter or Distance Between Parallel Surfaces, inches
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Tensile Strength KSI, minimum
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Elongation in 2 inch minimum, %
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0.025 and under
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145.0
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N/A
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Over 0.025 to 0.0625
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135.0
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N/A
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Over 0.0625 to 0.125
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130.0
|
N/A
|
Over 0.125 to 0.250
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125.0
|
N/A
|
Over 0.250 to 0.375
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120.0
|
5.0
|
Over 0.375 to 0.500, incl
|
105.0
|
9.0
|
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