Data sheet
Wieland-S31
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 plain | max. 130 mm |
| Width with indents | max. 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 |
| Temper | |
| 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
