Datasheet updated

2024-01-11 10:32
(supersedes all previous editions)

Alleima® 8R41 is a niobium-stabilized austenitic stainless steel.


  • EN Number: 1.4961
  • EN Name: X8CrNiNb16-13
  • W.Nr.: 1.4961
  • DIN: X 8 CrNiNb 16 13

Chemical composition (nominal)

Chemical composition (nominal) %
C Si Mn P S Cr Ni
0.06 0.4 1.3 ≤0.020 ≤0.015 16.5 13


Mechanical properties

At 20°C (68°F)

Proof strength Tensile strength Elong.
Rp0.2a) Rm Ab)
MPa ksi MPa ksi %
≥205 ≥30 510-690 74-100 ≥35

1 MPa = 1 N/mm2
a) Rp0.2 and Rp1.0 correspond to 0.2% offset and 1.0% offset yield strength, respectively.
b) Based on L0 = 5.65 √S0 where L0 is the original gauge length and S0 the original cross-section area.

Disclaimer: Recommendations are for guidance only, and the suitability of a material for a specific application can be confirmed only when we know the actual service conditions. Continuous development may necessitate changes in technical data without notice. This datasheet is only valid for Alleima materials.