Ferro Vanadium Prices in China and the Properties Behind Demand

Ferro Vanadium Prices in China

Ferrovanadium is the standard additive used to introduce vanadium into steel. The two grades traded in volume are FeV50 and FeV80, which contain roughly 50% and 80% vanadium respectively. Quotations for FeV50 in the Chinese market moved inside a narrow band during the week covered by the bulletin below; the numbers are reproduced exactly as published, in the quotation unit used by that market report.

Specification	Mainstream transaction quotation	Date
FeV50	11.2-11.5	5-17
FeV50	11.2-11.5	5-16
FeV50	10.9-11.4	5-15
FeV50	10.9-11.4	5-12

Vanadium additions are small, but they change steel behaviour out of proportion to their weight. Hardness, tensile strength and resistance to softening at temperature all rise once vanadium carbides and nitrides precipitate in the matrix. Because the price of the alloy moves with vanadium pentoxide feedstock and with steel mill demand, buyers normally track the quotation series rather than a single day level, and the movement from 10.9-11.4 to 11.2-11.5 across the reported week shows how quickly a tight feedstock position is transmitted to the alloy price.

Hardness and Wear Resistance

Vanadium forms extremely stable carbides and nitrides, and these particles are what give vanadium bearing steel its resistance to abrasion. In tool and die steels such as AISI H13, a vanadium content of about 0.8-1.2% produces fine dispersed carbides that survive austenitising, so the tool keeps its hardness after repeated thermal cycling. In high speed and cold work tool steels the vanadium level is pushed much higher, and the carbides then control both wear resistance and the grindability of the finished tool.

In microalloyed structural and pipeline steel the vanadium addition is typically held below about 0.10%, often together with nitrogen. At that level the precipitates pin grain boundaries during controlled rolling, raising yield strength without a quench and temper treatment and improving resistance to brittle fracture at low service temperature. This is the main reason vanadium demand is tied to construction, line pipe and automotive forging programmes rather than to tooling alone.

Corrosion Resistance and Thermal Stability

The corrosion resistance of vanadium bearing steel comes from its chromium and molybdenum content, not from vanadium itself, and the alloy should not be selected on the assumption that vanadium adds corrosion protection. What vanadium does contribute is thermal stability: vanadium carbides resist coarsening, so hardness is retained during long exposure at elevated temperature, which is why the element appears in hot work die steels, forging dies and components that operate near 550 degrees Celsius.

For chemical plant and marine service, the correct approach is to select a stainless or duplex grade whose chromium and molybdenum balance suits the environment, and then to use vanadium only where the specification calls for it as a strengthening element. Presenting ferrovanadium as a structural material in its own right, as some older trade articles do, overstates its role: the alloy is a carrier that delivers vanadium units into a melt.

Magnetic Behaviour and Processing Characteristics

Ferrovanadium is only weakly magnetic, so it is not itself a magnetic material. Vanadium does enter soft magnetic alloys, where an iron-cobalt-vanadium composition is used for components that must combine high saturation with reasonable ductility, and it is also a standard addition in titanium alloys such as Ti-6Al-4V, where it stabilises the beta phase and improves response to heat treatment. Hard disks and magnetic recording tape, sometimes cited in older descriptions, are no longer a significant outlet for vanadium; flow battery electrolyte is produced from vanadium pentoxide rather than from ferrovanadium.

On the processing side, FeV50 dissolves readily in the ladle and is favoured where fast, uniform solution matters, while FeV80 delivers more vanadium units per tonne of freight and is preferred for long distance shipment. Both are supplied in crushed sizes, usually 10-50 mm, because the alloy is brittle and cannot be formed. Vanadium recovery in the ladle generally runs between 90% and 95% when the addition is made after deoxidation, and lower when the melt is still oxidising.

Grade Selection and Alloy Addition Practice

Confirm the vanadium target with the customer first, then choose FeV50 or FeV80 from the addition method, freight cost and ladle capacity rather than from price alone.

Add ferrovanadium after aluminium or silicon deoxidation so that the oxygen level is already low and vanadium recovery stays high.

Control nitrogen deliberately in microalloyed grades, because the vanadium to nitrogen ratio decides whether the precipitates form in the austenite or later in the ferrite.

Verify the delivered chemistry heat by heat, since a vanadium shortfall of a few tenths of a percent is enough to move a steel out of specification.

Because vanadium is the most expensive element in most of the steels that use it, small variations in recovery translate into a large difference in cost per heat. Establishing a documented addition practice and auditing the recovery data is the most effective way to hold both quality and consumption under control.

Frequently Asked Questions

Q: What is the difference between FeV50 and FeV80?
They differ in vanadium content, about 50% for FeV50 and about 80% for FeV80, which changes the weight that must be charged per heat and the freight cost per vanadium unit.

Q: Does ferrovanadium make steel corrosion resistant?
No. Corrosion resistance comes from chromium, molybdenum and nitrogen in the steel grade, while vanadium is added for strength, hardness and thermal stability.

Q: Why did the FeV50 quotation widen during the reported week?
The band moved from 10.9-11.4 to 11.2-11.5 as vanadium feedstock remained tight while mill buying stayed firm, lifting the whole quotation range.

Q: How much vanadium is used in microalloyed steel?
Usually less than about 0.10%, often with a controlled nitrogen addition, which is enough to pin grain boundaries and raise yield strength during controlled rolling.

Q: At what temperature does vanadium bearing steel keep its hardness?
Vanadium carbides resist coarsening, so hardness is retained during long exposure near 550 degrees Celsius, which is why the element is used in hot work die steels.

Q: Is vanadium used in titanium alloys?
Yes. Aluminium-vanadium master alloys introduce vanadium into grades such as Ti-6Al-4V, where it stabilises the beta phase, although that business uses separate master alloys rather than steelmaking ferrovanadium.