Printdur® 4404

Alternative and trade names
1.4404, 316 L
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Description

Printdur® 4404 (1.4404 / 316L) has established itself within additive manufacturing as the allrounder in the field of iron-based alloys. Printdur® 4404 is characterized by the following properties:


  • Good processability with LPBF.
  • Good mechanical properties.
  • High PREN of 36 (Pitting Resistance Equivalent Number) and therefore a high corrosion resistance.
  • Good resistance to oxidation.
  • Equivalent Materials

    Properties

    General

    Bulk density

    ρbulk

    3.8 - 4.6 g/cm³ at 20 °C

    Hall flow

    HF

    12 - 20 s/50g at 20 °C

    Particle size range

    drange

    10 - 53 µm

    Mechanical

    Charpy impact energy, V-notch

    aK,charpy,V-notch

    165 J at 20 °C

    Show Austenitic Stainless Steel materials with Charpy impact energy, V-notch of 165 J at 20 °C

    Elongation A5

    A5

    45 % at 20 °C

    Show Austenitic Stainless Steel materials with Elongation A5 of 45 % at 20 °C

    Tensile strength

    Rm

    520 - 620 MPa at 20 °C

    Show Austenitic Stainless Steel materials with Tensile strength of 520 - 620 MPa at 20 °C

    Yield strength Rp0.2

    Rp0.2

    440 - 540 MPa at 20 °C

    Show Austenitic Stainless Steel materials with Yield strength Rp0.2 of 440 - 540 MPa at 20 °C

    Magnetic

    Relative magnetic permeability

    μrel

    1.01 [-] at 20 °C

    max., None magnetic

    Chemical properties

    Element

    Weight %

    Comment

    Fe

    -

    Balance

    Cr

    17 %

    Ni

    13 %

    Mo

    2 %

    Mn

    1 %

    More

    Technological properties

    Application areas

    Additive manufacturing

    Corrosion properties

    In printed condition Prindur® 4404 is corrosion resistant according to SEP 1877 Method II (intergranular corrosion resistance test) and ASTM G48 Method E (pitting corrosion resistance test).

    Processing history

    The powder is produced by gas atomization.

    Processing methods

    Printdur® 4404 can be processed on LPBF systems. The process parameters are similar to those of 1.4404/316L.

    This material data has been provided by Deutsche Edelstahlwerke Specialty Steel (DEW).

    All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
    Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.