Technical Data Sheet
Doc No: TDS-MP-015  |  Rev: 01
Issued: 2026-08-21  |  Page 1 of 1

Spherical 304L Stainless Steel Powder

CAS — 304L · 1.4306 AM / 3D-Printing Powder

Powder Characteristics

PropertyValueTest Method
Particle Size Cut15–53 μm (other cuts on request)Laser diffraction
PSD, typical (D10/D50/D90)19 / 35 / 57 μmLaser diffraction
Oxygen (O), typical≈ 500 ppmInert gas fusion (LECO)
Flowability (Hall), typical≈ 15 s/50 gASTM B213 / GB-T 1482
Apparent / Tap Density, typical4.3 / 4.7 g/cm³ASTM B212 / GB-T 1479.1
Typical values per manufacturer COA; lot values may vary. Lot-specific COA & PSD report supplied with each shipment.

Chemical Composition (Specification)

Element / ComponentSpecificationTest Method
Iron (Fe)BalanceICP-OES / LECO
Chromium (Cr)18–20%ICP-OES / LECO
Nickel (Ni)8–12%ICP-OES / LECO
Carbon (C)≤ 0.03%ICP-OES / LECO

Typical Applications

Packaging Vacuum-sealed argon-filled containers; quantity per inquiry
Storage & Shelf Life Sealed, dry, inert atmosphere recommended. Avoid moisture.
All values are typical and may vary by lot. This TDS does not constitute a warranty. Contact TKNCO for lot-specific Certificate of Analysis (COA).