Duplex and special stainless steels

The standard range of Osprey® stainless steel metal powder includes duplex stainless steel and a variety of special stainless steel grades.

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Other duplex stainless steels and special stainless steels are also available. Contact us to discuss the full range of metal powder alloys.

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Selected duplex and special stainless steels incl. chemical composition (nominal), %
Alloy
(UNS)
Description Fe C Cr Ni Mo Si Mn N Other
329
(S32900)
Duplex stainless steel Bal. 0.2 23.0-
28.0
2.5-
5.0
- 0.75 1.0 - Mo 1.0-2.0
Nitronic 60* Nitrogen-strengthened alloy Bal. 0.1 16.0-
18.0
8.0-
9.0
- 3.5-
4.5
7.0-
9.0
0.08-0.18 -
316Ti
(S31635)
Titanium-alloyed stainless steel Bal. 0.08 16.0-18.0 10.0-14.0 2.0-3.0 1.0 2.0 0.25 Ti 0.7
Osprey® 2507
(S32750)
Super-duplex stainless steel Bal. 0.03 24.0-26.0 6.5-7.5 3.5-4.5 0.8 1.2 0.25- Cu 0.5
HK-30
(J94203)
Heat-resistant steel Bal. 0.25-0.35 23.0-27.0 19.0-22.0 0.5 0.75-1.75 1.5 - Nb 1.20-1.50

* Nitronic is a trademark owned by AK Steel Corporation.

Our duplex stainless steel and special stainless steel metal powder is typically used in applications such as: