This European Standard specifies the characteristics of bolts, normal hexagonal head, coarse tolerance shank, short thread, in heat resisting nickel base alloy, aluminium IVD coated.
Classification: 1 250 MPa 1) / 425 °C 2).
PUBLISHED
EN 4128:2009
WITHDRAWN
EN 4128:2016
99.60
Withdrawal effective
Feb 25, 2026
PUBLISHED
EN 4128:2026