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Nicolò Braschi
Halls:
Springs 
Product and/or service specifications

Steel compression springs


Product categories: Compression springs 

Steel compression springs

MATERIAL
Music wire to UNI EN 10270.1 – SH.
Stainless steel wire to UNI EN 10270.3 – NS (1.4310).

COILED
Right hand.

ENDS
Wire up to 0.8 mm.: squared and unground.
Wire over 1.0 mm.: squared and ground.

TOLERANCES
All dimensions and forces to UNI EN 15800.

SURFACE FINISH
Lubricated for springs with high carbon content.


d = wire diameter.
De = outside diameter.
Dm = mean coil diameter (De-d).
Lo = free length.
L1 = loaded length (minimum working length).
P1 = load at L1.
P/f = rate.
f = L0 - L1 = deflection in mm.
1 Newton =0,10197 Kg.


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