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Nuclear and SMR Support Hardware metal powder selection 316L, IN625, Alloy X, 17-4PH, and copper powder guidance for molten-salt, helium, liquid-sodium, PM-HIP, SMR auxiliary, test-loop, and qualification-led hardware decisions.
Specifications & quotation
Alloy grades to evaluate for Nuclear and SMR Support Hardware Use these as candidate routes, not automatic approvals. The quotation confirms source, grade, PSD, evidence scope, quantity, and delivery terms.
Stainless steel 316L · S31603
316L stainless steel powder A widely used corrosion-resistant powder for manifolds, fluid hardware, industrial parts, MIM, and binder jet.
Related designations 316L, UNS S31603, EN 1.4404
Candidate PSD 15–45 µm / 15–53 µm / 45–106 µm
Process routes LPBF, DED, Binder jet, MIM Nickel alloy IN625 · GH3625
IN625 alloy powder Solid-solution nickel alloy powder for corrosion-heavy chemical, marine, energy, and hot-side hardware.
Related designations Alloy 625, IN625, UNS N06625, GH3625
Candidate PSD 15–45 µm / 15–53 µm / 45–106 µm
Process routes LPBF, DED Nickel alloy Alloy X · UNS N06002
Alloy X powder Oxidation-resistant nickel alloy powder for combustion, furnace, hot-gas, and high-temperature hardware.
Related designations Alloy X, UNS N06002, GH3536
Candidate PSD 15–45 µm / 15–53 µm / 45–106 µm
Process routes LPBF Stainless steel 17-4PH · S17400
17-4PH stainless steel powder Precipitation-hardening stainless powder for higher-strength tooling, fixtures, housings, and production hardware.
Related designations 17-4PH, UNS S17400, AISI 630
Candidate PSD 15–45 µm / 15–53 µm / 45–106 µm
Process routes LPBF, Binder jet, MIM Engineering guides for Nuclear and SMR Support Hardware Nickel July 19, 2026
A qualification-led guide to screening IN625 powder for molten-salt nozzles, manifolds, flow hardware, and heat-exchanger development parts.
Knowledge July 19, 2026
How to screen Alloy X, 316L, IN625, and other metal powder routes for helium-cooled and liquid-sodium reactor development hardware.
Knowledge July 18, 2026
Select 316L, IN625, or a conventional route for nuclear PM-HIP valves, pump casings, vessel sections, and qualification-led powder RFQs.
Knowledge July 18, 2026
Specify powder filling, HIP canister design, evacuation, sealing, inspection, genealogy, and RFQ records for large nuclear valve and pump parts.
Steel June 27, 2026
Where 316L powder fits SMR auxiliary-fluid manifolds, instrumentation blocks, test-loop parts, and nuclear support hardware under qualification-led review.
Request price and availability
Send grade, particle size, quantity and destination. Paid samples from 1 kg; export licence and dangerous-goods
shipping handled. Exporting metal powders since 2016.