Data sheet


Wieland-GA9 is a very soft material with the best emergency running properties. Use in case of insufficient lubrication. Well suited for water lubrication. However, the load capacity is not high; therefore mainly used in hydrodynamic applications.
Application: Underwater pumps.

Composition (standard values)

Pb     20 %
Sn     5 %
Ni     2 %
Cu    balance


Material designation

Wieland             GA9
EN                     1982 : 1998


Max. load

Oscillating bearings up to 30 MPa


Types available

Machined bushings

Tube dimensions for machined bushings

continuously cast       OD up to 200 mm

above pleaseenquire

Density [g/cm3]9.2
Coefficient of thermal extension (20 - 300 °C) [10-6/K]19.3
Thermal conductivity [W/m*K]70
Modulus of elasticity (20 °C) [GPa]80
Hardness [HB]55
Tensile strength Rm [MPa]200
0.2 %-proof stress Rp0.2 [MPa]120
Elongation A [%]14


1 MPa = 1 N/mm2

Steffen Schimanek
Head of Sales – Slide Bearings