din1.4404 stainless steel specifications

Product Description:
Mechanical properties of grade DIN 1.4404 Technological properties of grade DIN 1.4404 Hardness and heat treatment specification of grade DIN 1.4404 Annealing hardness HBS Cold pull hardness HBS Preheating temperature ℃ Quenching temperature ℃ Holding time min Hardening medium Temper temperature ℃ After tempering hardness ≥HRC salt-bath furnace controlled atmosphere furnace 235 262 788 1191 1204 5～15 air cooling 522 60 Steel plate/Sheet thickness / mm σb MPa σs ≥/MPa δ Samples from the standard for 50 mm (2 in) 180 ° of cold bending test longitudinal horizontal Hot-rolled/Cold rolling:5 - 150 520 415 16～18 2a 3.5a Note: (1) listed in the table apex diameter (d), to steel thickness (a) multiples said. (2) in the ASTM A6 standard specified scope can meet any additional conditions. (3) from the standard for 50 mm (2 in).