Key takeaways
- Ferro alloy scrap is off-grade, fines, undersize, remnant or surplus ferro alloy that falls outside the standard product.
- Its value starts from the contained element and is adjusted for impurities, size, moisture, packing and the reliability of the analysis.
- Fines and off-grade are worth less than sized prime material, but can be charged in bags, briquetted or blended.
- Recycling ferro alloys returns critical elements such as tungsten, vanadium and niobium to steelmaking without new smelting.
Ferro alloys are the master alloys steel makers use to add chromium, tungsten, niobium, vanadium and other elements to a heat. They are smelted from ores and concentrates, crushed and sized, and shipped to melt shops in bags or drums. Along the way, part of the output does not meet the standard: a heat comes out off-analysis, crushing makes fines below the size range, a steel plant changes its grade mix and is left with surplus. That material is ferro alloy scrap.
It still contains the same valuable elements. This article explains what ferro alloy scrap is, how buyers value it, why fines and off-grade sell differently from standard lumps, and why recycling ferro alloys matters. For the main ferro alloys and their uses in steel, see types of ferro alloys.
What Is Ferro Alloy Scrap?
Ferro alloy scrap is ferro alloy material that falls outside the standard product specification for analysis, size or condition, together with surplus and remnant stock that is no longer needed by the plant that bought it. It is not scrap in the sense of used parts: most of it has never been in service.
Off-Grade Material
Off-grade ferro alloy comes from heats that missed the specification on the main element or on an impurity such as carbon, silicon, phosphorus or sulfur. For low-carbon grades, a heat that comes out with too much carbon cannot be sold as low-carbon, even though its chromium content may be fine.
Fines and Undersize
Ferro alloys are sold in agreed size ranges. Crushing and screening always produce fines and undersize below that range. Fines are harder to add to liquid steel, because they oxidise, get carried off with fumes or are trapped in slag before they dissolve.
Remnants and Surplus Stock
Steel plants and foundries can be left with part-used bags, damaged packaging, material from a discontinued grade or stock bought for a project that changed. That material is usually standard in analysis but has lost its paperwork or its original buyer.
Related Metal Scrap
Pure refractory metals and special additions are traded in the same circles: pure molybdenum scrap, pure tungsten scrap, cobalt metal scrap, misch metal scrap and selenium metallicum. Their value follows the same logic: the contained element, its purity and the form.
Prime Product
- Within the standard analysis sold on the grade designation
- Within the agreed size range adds cleanly to the ladle or furnace
- Packed and documented certificate from the producer
Ferro Alloy Scrap
- Off-grade, fines or remnant analysis or size outside the standard
- Needs its own analysis buyer cannot rely on the original grade
- Valued on contained metal adjusted for impurities, size and moisture
Which Ferro Alloys Are Traded as Scrap?
The ferro alloys commonly traded as scrap are those whose contained elements are costly enough to justify recovering off-grade and fines. Each has a main use in steelmaking that decides who will buy its scrap.
| Ferro alloy | Main element, roughly | Main use | What buyers watch in scrap |
|---|---|---|---|
| LC ferro chrome | About 60–70% chromium, carbon held very low | Chromium addition where carbon must stay low, such as stainless and low-carbon alloy steels | Carbon above all; silicon, phosphorus and sulfur |
| Nitrided ferro chrome | Low-carbon ferro chrome with absorbed nitrogen | Adds chromium and nitrogen in one addition, for nitrogen-bearing steels such as duplex 2205 | Nitrogen and chromium contents, carbon |
| Ferro tungsten | Commonly about 75–85% tungsten | Tool steels, high-speed steels and heat-resistant steels | Tungsten content, size, impurities |
| Ferro niobium | Standard grades roughly 60–70% niobium | Microalloying high-strength low-alloy steels; stabilising stainless | Niobium content, tantalum, phosphorus |
| Ferro vanadium | Grades commonly around 40%, 50%, 60% or 80% vanadium | High-strength low-alloy, tool and rail steels | Vanadium content, aluminium, silicon |
International standards set the composition limits for standard ferro alloy grades, for example ISO 5448 for ferrochromium, ISO 5450 for ferrotungsten, ISO 5451 for ferrovanadium and ISO 5453 for ferroniobium. Scrap that falls outside those limits has to be described by its own analysis rather than by a standard grade name. The grade guides for ferro vanadium scrap and ferro tungsten go into each alloy in detail.
How Is the Value of Ferro Alloy Scrap Set?
The value of ferro alloy scrap is set first by how much of the main element it contains, then adjusted for impurities, size, moisture and how reliable the analysis is. A buyer is paying for kilograms of chromium, tungsten, niobium or vanadium that can go into a steel heat, and deducts for anything that reduces or complicates that.
- 1Weigh the lotnet dry weight after packing and moisture
- 2Analysemain element and impurities on a representative sample
- 3Work out contained metalweight multiplied by the main element content
- 4Apply the reference priceusually quoted for the contained element
- 5Adjustdeductions for impurities, fines, moisture and handling
Contained Metal
Contained metal is the starting point. Many ferro alloys are priced on the element they carry rather than on gross weight. Ferro vanadium, for instance, is commonly quoted per kilogram of vanadium contained, and ferro tungsten per unit of tungsten. A lot with a higher content of the main element carries more of what the buyer actually wants.
Analysis and Impurities
The analysis decides which steel makers can use the material. Carbon is the critical impurity in low-carbon ferro chrome, because the whole point of the product is to add chromium without carbon. Phosphorus and sulfur harm most steels, and aluminium or silicon above the expected level can upset a melt shop’s additions. Off-grade lots are valued on what the analysis shows, not on what the heat was meant to be. The choice of analysis method, from handheld XRF to laboratory chemistry, is discussed in XRF, OES or laboratory analysis; for ferro alloys, laboratory analysis of a properly prepared sample is the usual basis for settlement.
Size
Size affects recovery. Lumps within the standard range dissolve in the steel with little loss. Fines oxidise more, are partly lost to fume and slag, and are awkward to handle, so they are valued below lumps of the same analysis unless the buyer has a use for them, such as briquetting with a binder or charging in sealed bags.
Moisture and Oxidation
Moisture is weight the buyer does not want to pay for, and it is a hazard: wet material added to molten metal can cause a steam explosion. Fines stored in the open also oxidise, which lowers the contained metal that can be recovered. Buyers deduct for moisture and may refuse wet fines outright.
Packing, Quantity and Documents
Uniform lots in sound bags or drums, with a clear origin and analysis, cost less to check and handle. Mixed lots of several ferro alloys, or bags with no labels, have to be sampled bag by bag.
What Sets the Ferro Alloy Scrap Price per Kg?
The ferro alloy scrap price per kg follows the market price of the contained element, adjusted for the factors above. When the reference price for vanadium, tungsten, niobium or chromium moves, offers for scrap move with it, usually with a lag. The ratio between the scrap offer and the reference price then depends on the lot: high-content, dry, sized material with a reliable analysis keeps more of the reference value than wet fines of uncertain analysis.
Because the reference prices change and every lot differs, there is no fixed rate for ferro alloy scrap. An offer should state the basis it uses: dry or wet weight, which element is paid, the analysis method and the deductions. That makes two offers comparable.
Why Does Recycling Ferro Alloys Matter?
Recycling ferro alloy scrap matters because it returns scarce alloying elements to use without new mining, ore processing or smelting. Every kilogram of tungsten, niobium or vanadium recovered from fines or off-grade material is a kilogram that does not have to be produced again from ore.
- Scarce and strategic elements. Tungsten, vanadium, niobium, molybdenum, cobalt, selenium and the rare earths in misch metal all appear on the list of 30 critical minerals published by India’s Ministry of Mines in 2023. Many of them are mined in only a few countries, so supply can be tight and import-dependent.
- Energy and emissions. Ferro alloys are produced in electric furnaces or by aluminothermic reduction, both of which use large amounts of energy and reductants. Reusing material already smelted avoids repeating that step.
- Less waste. Fines and off-grade that are not recycled end up stockpiled or dumped, where they tie up metal and can create dust and handling problems.
- Steady supply for steel makers. Recycled ferro alloy is another source of the same elements, which helps melt shops when prime material is short.
The effect is largest for the costly elements. That is also why ferro tungsten scrap and tungsten carbide scrap are recovered so consistently; the tungsten carbide scrap guide explains how carbide is recycled.
- Smelt ore and concentrate reduced to ferro alloy
- Crush and size standard lumps sold, fines and off-grade set aside
- Use or surplus steel plants consume most, leaving remnants
- Collect and analyse off-grade, fines and remnants described by analysis
- Return to steelmaking charged directly, briquetted or blended into new additions
Who Is a Ferro Alloy Scrap Buyer?
A ferro alloy scrap buyer is usually a steel melt shop, a foundry, a processor that crushes, screens or briquettes material, or a trader who places lots with those users. Each wants different things.
- Steel melt shops want material they can add directly, with a reliable analysis and acceptable size. Off-grade with a known analysis can often go straight in, with the addition recalculated.
- Foundries using induction furnaces can sometimes use smaller sizes than large melt shops.
- Processors take fines and mixed material, briquette or blend it, and sell it back to melt shops.
- Traders and importers move lots between regions where the demand for each element differs.
Mipra Steel buys and supplies ferro alloys and metals, including the grades on the ferro alloy and metal scrap page, and handles import and export enquiries.
How Should a Ferro Alloy Scrap Lot Be Described?
Describe a ferro alloy scrap lot by the alloy, the analysis, the size, the condition and the packing, with evidence for each. A buyer can then judge what the lot will recover in a steel heat without having to guess.
- Alloy and typefor example LC ferro chrome, off-grade on carbon
- Analysismain element and impurities, with the method and date
- Size rangelumps, undersize or fines, with the share of each
- Moisture and conditiondry, covered storage, any oxidation
- Packing and weightbags or drums, gross and net weight
- Originproducer, plant surplus or remnant, and any original certificate
- Photographsof the material, the packing and any labels
Keep different ferro alloys apart. Ferro tungsten fines mixed with ferro vanadium are worth less than either kept separately, because no single user wants that blend. The same rule that governs nickel alloy scrap applies: one material per lot, described honestly. Nickel alloy scrap recycling mistakes sets out that discipline in more detail.
What Safety Points Apply to Ferro Alloy Scrap?
The main safety points for ferro alloy scrap are moisture, dust and, for some materials, reactivity. Keep fines dry and covered; never charge wet material into molten metal. Fine powders of some materials, misch metal in particular, can ignite in air or when struck, so they need sealed, dry packing. Dust from crushing and handling should be controlled at the source. Declare the form and any hazards on the packing list so that the buyer and the shipping line can plan handling, and see export documents for alloy scrap for the rest of the paperwork.
If you have off-grade, fines or remnant ferro alloys to sell, or need a particular ferro alloy or metal, send the alloy, analysis, size, quantity and location, and we’ll review your enquiry.
Submit a requirement with the grade, form, quantity and delivery location.
Source a GradeFAQ
What is the difference between ferro alloy and ferro alloy scrap?
Ferro alloy is the prime product, sold to a standard analysis and size range with a producer’s certificate. Ferro alloy scrap is material that falls outside that standard, such as off-grade heats, fines and undersize, or surplus and remnant stock. It contains the same elements but must be described and valued by its own analysis rather than by the standard grade name.
Can ferro alloy fines be used in steelmaking?
Yes, with care. Fines oxidise and are partly lost to fume and slag if thrown loose onto a melt, so steel makers often use them in sealed bags, as briquettes made with a binder, or in induction furnaces. Processors also blend or agglomerate fines into usable additions. Their value is lower than sized lumps of the same analysis.
How is moisture handled when buying ferro alloy scrap?
Buyers usually pay on dry weight, so they measure moisture on a sample and deduct it from the gross weight. Wet material is also a safety hazard, because moisture contacting molten metal can cause a steam explosion. Sellers should store fines covered and dry, and state the moisture level when making an offer.
Is off-grade ferro alloy worth less than standard product?
Usually, but by how much depends on why it is off-grade. A ferro chrome heat that is slightly low in chromium but otherwise clean may suit many melt shops with a recalculated addition. A low-carbon grade that is high in carbon loses the property buyers pay extra for. The analysis decides which users can take it.
Which ferro alloy scrap is worth recovering even as fines?
Scrap of ferro alloys carrying costly elements, such as ferro tungsten, ferro vanadium, ferro niobium and ferro molybdenum, is recycled consistently, because the contained element justifies collecting, analysing and processing even fines. Lower-value bulk alloys are also recycled, but their fines and off-grade are more likely to be reused within the producing plant.
What HS code is used for ferro alloy scrap?
Ferro alloys are classified under HS heading 7202, with sub-headings for each alloy, such as ferro chromium, ferro tungsten and ferro vanadium. Off-grade and fines are generally declared under the heading for the alloy. National tariff lines and rules differ, so confirm the code with your customs broker before shipping.
Why do ferro alloy scrap prices change so often?
Ferro alloy scrap is valued mainly on its contained element, and the market prices of elements such as vanadium, tungsten, niobium and chromium move with steel demand, mine supply and trade policy. Scrap offers follow those reference prices, usually with a lag, and then adjust for each lot’s analysis, size and moisture.
