Data sheet


Wieland-S31 heavy-duty special brass with high temperature strength, good corrosion resistance, wear resistant. Hardened shafts necessary for high loads.
Applications: Bushings in brakes and differentials / transmissions for utility vehicles, agricultural machinery etc., bearing material for wrapped bushings.

Composition (standard values)

Cu     68 %
Si       1 %
Pb     0.2 %
Zn     balance


Material designation

Wieland              S31
DIN/ISO             4382-2 : 1991


Max. load

Oscillating bearings up to 150 MPa


Types available

Machined or wrapped bushings



OD up to 100 mm 
Wall thickness
depending on OD
from 0,5 up to 20 mm
Standard thickness*1,0/1,5/2,0/2,5/3,0 mm
Width plainmax. 130 mm
Width with indentsmax. 110 mm


* others please enquire

Density [g/cm3]8.4
Coefficient of thermal expansion (20 - 300 °C) [10-6/K]19.2
Thermal conductivity [W/m*K]71
Modulus of elasticity (20 °C) [GPa]108
Hardness [HB/HRB]150 (HRB 83)
Tensile strength Rm [MPa]530
0.2 %-proof stress Rp0.2 [MPa]350
Elongation A5 [%]10


1 MPa = 1 N/mm2

Steffen Schimanek
Head of Sales – Slide Bearings