Our 97WNiFe (Tungsten-Nickel-Iron) alloy balls are engineered for applications requiring maximum weight in minimal space. With a high tungsten content of 97%, these spheres offer a density of up to 18.5 g/cm roughly 1.6 times heavier than lead. They combine extreme mass with excellent mechanical strength, making them the gold standard for industrial balancing, fluid control, and radiation shielding.
Extreme Density: High specific gravity 18.25-18.55g/cm provides superior mass for precision counterweights.
High Mechanical Strength: Superior tensile strength and hardness compared to pure tungsten, preventing deformation under high pressure.
Eco-Friendly & Non-Toxic: The ideal green alternative to lead for weight and shielding applications.
Precision Surface Finish: Available in polished or precision-ground finishes with strict sphericity tolerances for high-performance valve applications.
Corrosion & Wear Resistant: Exceptional durability in harsh chemical or high-friction environments.
| Property | Value / Specification |
| Material Composition | 97% W + 2.1% Ni + 0.9% Fe |
| Density | $18.25-18.55 g/cm |
| Diameter | 8.0 mm-Custom tolerances available |
| Hardness | 26-32 HRC |
| Tensile Strength | 850MPa |
| Elongation | 8% |
| Surface Finish | Polished / Sintered / Ground |



Product sizes:

Product grade:
| Specification | ||||
| Material | Density ( g/cm3 ) | Tensile Strength ( Mpa) | Elongation ( % ) | HRC |
| 90W-Ni-Fe | 16.9-17 | 700-1000 | 20-33 | 24-32 |
| 93W-Ni-Fe | 17.5-17.6 | 100-1000 | 15-25 | 26-30 |
| 95W-Ni-Fe | 18-18.1 | 700-900 | 8-15 | 25-35 |
| 97W-Ni-Fe | 18.4-18.5 | 600-800 | 8-14 | 30-35 |


Ke Hobane'ng ha U Re Khetha:
1. U ka fumana boitsebiso bo phethahetseng ho ea ka tlhokahalo ea hau bonyane theko e ka khonehang.
2. Re boetse re fana ka Reworks, FOB, CFR, CIF, le litheko tsa ho fana ka ntlo le ntlo. Re fana ka tlhahiso ea hore u etse tumellano ea ho tsamaisa thepa e tla u baballa haholo.
3. Thepa eo re fanang ka eona e ka netefatsoa ka botlalo, ho tloha ho setifikeiti sa tlhahlobo ea thepa e tala ho isa polelong ea ho qetela.(Litlaleho li tla hlaha ho latela tlhoko)
4. tiisetso ea ho fana ka karabo nakong ea lihora tse 24(hangata ka hora e tšoanang)
5. U ka fumana mefuta e meng ea li-stock, ho tsamaisoa ha leloala ka ho fokotsa nako ea tlhahiso.
6. Re inehetse ka ho feletseng ho bareki ba rona. Haeba ho ke ke ha khoneha ho finyella litlhoko tsa hau ka mor'a ho hlahloba likhetho tsohle, re ke ke ra u khelosa ka ho etsa litšepiso tsa bohata tse tla theha likamano tse ntle tsa bareki.
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ITEANYE LE RONA
info@zztungsten.com