Round bar décolletage 1.4197 AISI 420F grinded h8 EN 10088-3 EN10277 ASTM F-899 Mechanical strength UTS (MPa) Range dimensional From Ø 2.00 mm bis Ø 16.00 mm / Rm 750- 1000 Mpa Surface condition 2H EN 10088/3 Cl.3 EN 10277/1 Out of roundness max.: ½ diameter tolerance cold drawn, ground, polished, Ra max. 0.4 µm (N5) EN 10278 0.50 mm/m max Crack test (Eddy current) - EN 10277/1 Cl. 3 in lengths of 3 m -0/+100 mm < Ø3.90 mm without chamfer >Ø 4.00 chamfered and pointed
