Suhm Spring Works - Materials Properties

                                                                                               

    Material

Material Properties

Maximum Working Temp.

 Ultimate Tensile Range, MPa

Modulus of Elasticity,
MPa

Approx. Design % of Ultimate Tensile (torsional)

Common Sizes,
mm

Phosphor Bronze

Wire Grade A

 ASTM B159 H08

UNS C51000

Cold drawn.  Good electrical conductivity.  Good corrosion resistance.

93°C

1000/724

(E) 103,4k

(G) 43,1k

40%

0,25 to 11,89

 

 SIZE CHART

Wire Diameter, mm
0,25 0,64 1,14 1,83 2,77 3,66 5,18 11,89
0,30 0,71 1,30 2,03 2,90 3,96 6,20  
0,38 0,81 1,45 2,31 3,05 4,11 6,35  
0,46 0,91 1,57 2,41 3,18 4,62 7,92  
0,51 1,02 1,63 2,57 3,25 4,75 10,31  

 

 TENSILE STRENGTH CHART

Diameter,  mm Tensile Strength, Mpa, minimum

Elongation in 50,8 mm,  %
0,64 and under 1000 ....
over 0,64 to 1,57 930 ....
over 1,57 to 3,18 890 ....
over 3,18 to 6,35 850 ....
over 6,35 to 9,53 830 5.0
over 9,53 to 12,70 720 9.0

 

These data are provided as a reference guide only and are not intended for design purposes.  Strength values and sizes are subject to change.  Please check with a Suhm Spring representative for confirmation.

 

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