Independent metal price education and research How prices and calculations work

Copper market guide

Copper prices and value, explained

Learn how copper is quoted, convert pounds to kilograms or metric tonnes, distinguish benchmark metal from physical scrap, and estimate value with a reference price you choose.

Copper does not have one universal retail price. Market quotations usually describe a defined grade, delivery location, contract and unit. A local scrap payment also reflects the material's grade, recoverable copper, preparation, volume and the buyer's costs.

What does a copper price mean?

A copper quotation is useful only when its basis is known. Exchange-traded copper contracts generally refer to standardized refined metal rather than an unsorted pipe, cable or appliance. The quoted number may be a cash price, a futures price, a settlement, a bid, an ask or a delayed informational value.

In US-facing coverage, copper is often discussed in US dollars per avoirdupois pound. International physical and exchange markets also use currency per metric tonne. Those units can describe the same price basis after conversion, but they do not make unlike grades or delivery terms equivalent.

Copper price units

Exact mass relationships used in copper price conversions
UnitExact or conventional relationshipTypical use
1 avoirdupois pound (lb)453.59237 gramsUS copper quotations and scrap transactions
1 kilogram (kg)2.2046226218 lbInternational weighing and small physical lots
1 metric tonne (t)1,000 kg or 2,204.6226218 lbIndustrial and exchange-scale quantities
1 ordinary ounce (oz)1/16 lb or 28.349523125 gSmall objects; not a troy ounce

If P is the price per pound, the equivalent price per kilogram is P × 2.2046226218 and the price per metric tonne is P × 2,204.6226218. Copper is normally weighed with the avoirdupois system; the 31.1034768 gram troy ounce used for precious metals is a different unit.

See every copper price conversion formula.

Refined copper, products and scrap are different markets

Refined cathode is a standardized industrial input. Rod, wire, tube and sheet include fabrication, logistics and commercial margins. Decorative bars and rounds may carry retail premiums unrelated to copper's raw-metal value. Scrap is secondary material whose price depends on what can actually be recovered from it.

Why common copper forms are priced differently
MaterialMain pricing questionWhy it may differ from a benchmark
Refined cathodeDoes it meet the contract's grade and delivery terms?Location, brand, freight, financing and contract timing
New wire, tube or sheetWhat fabrication and specification are included?Manufacturing, certification, inventory and distribution
Clean copper scrapHow clean, identifiable and recoverable is it?Sorting, processing, yield, transport and buyer margin
Insulated wireHow much copper is inside the gross weight?Insulation, plugs, moisture and processing cost
Alloy or mixed scrapWhich metals and contaminants are present?Assay uncertainty, separation and downstream specifications

Copper scrap grades are commercial descriptions

Labels such as bare bright, No. 1 copper, No. 2 copper and insulated copper wire are widely used, but acceptance rules can vary between buyers and regions. A grade name is not a universal promise of a fixed copper percentage. Coatings, solder, attachments, corrosion, insulation and mixed metals can move material into a lower category.

Ask a buyer for the written grade, unit price, net accepted weight and deductions. Compare like with like: a price per gross pound of insulated cable cannot be compared directly with a refined-copper quotation per pound without estimating the cable's recoverable copper.

How to estimate copper value

For a simple contained-metal model:

Benchmark value = gross weight in lb × estimated copper fraction × reference price per lb Modeled offer = benchmark value × payout percentage

The copper fraction and payout percentage represent different ideas. The first estimates how much of the object's weight is copper. The second models the share of its benchmark value paid after recovery risk, preparation, transport, processing and margin. Neither replaces an assay, a buyer's grade sheet or an actual quote.

Use the copper value calculator

What can move copper prices?

  • Industrial demand: construction, electrical equipment, power grids, transport and manufacturing use large quantities of copper.
  • Mine and smelter supply: disruptions, ore grades, treatment capacity and project development affect availability.
  • Inventories and timing: visible stocks, nearby tightness and the shape of the futures curve influence quotations.
  • Currency and financing: exchange rates, interest rates and credit conditions can alter prices and carrying costs.
  • Recycling: scrap collection responds to price, economic activity and the ease of recovering material.

Copper's long selling history

Copper has moved through many pricing systems: weighed metal, ingots, merchant contracts, warehouse warrants, exchange contracts and modern scrap specifications. Our cited research traces how measurement, quality assurance and finance made copper saleable across distance.

Read The History of Selling Copper.

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Put a copper quote in context

The guide explains the market basis; the calculator turns a manually entered price into a transparent estimate.

Price guide

Copper price per pound

Convert pounds, kilograms and metric tonnes and learn how to read a copper quotation.

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Calculator

Copper value calculator

Enter your own price per pound, weight, estimated copper content and payout percentage.

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Research

History of selling copper

Follow copper from early ingots to standardized cathode and graded recycling markets.

Read the research →