Technical Data Sheet
Doc No: TDS-MP-017  |  Rev: 01
Issued: 2026-08-21  |  Page 1 of 1

Spherical 420 Stainless Steel Powder

CAS — 420 · 1.2083 AM / 3D-Printing Powder

Powder Characteristics

PropertyValueTest Method
Particle Size Cut45–105 μm (15–53 μm on request)Laser diffraction
PSD, typical (D10/D50/D90)59 / 84 / 119 μmLaser diffraction
Oxygen (O), typical≈ 260 ppmInert gas fusion (LECO)
Flowability (Hall), typical≈ 18 s/50 gASTM B213 / GB-T 1482
Apparent / Tap Density, typical4.1 / 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)12–14%ICP-OES / LECO
Carbon (C)≥ 0.15%ICP-OES / LECO
Manganese (Mn)≤ 1.0%ICP-OES / LECO
Silicon (Si)≤ 1.0%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).