Chapter 7201 — Customs Tariff Headings

Basic Oxygen Pig Iron

Basic Oxygen Pig Iron is a non-alloy pig iron produced via the basic oxygen process, containing 0.5% or less phosphorus by weight. It is cast in pigs and used primarily as a charge material for steelmaking. This product falls under tariff item 7201.10.00 because it is non-alloy pig iron in primary form meeting the low phosphorus specification.

Blast Furnace Low-Phosphorus Pigs

Blast Furnace Low-Phosphorus Pigs are pig iron produced in blast furnaces with controlled phosphorus content of 0.5% or less, cast into pigs or blocks for resale to steelmakers. This non-alloy primary form is essential raw material for steelmaking and qualifies under tariff item 7201.10.00 due to its low phosphorus content and non-alloy composition.

Ductile Iron Pig Iron

Ductile Iron Pig Iron is a low-phosphorus pig iron (≤0.5% P) specifically formulated for manufacturing ductile (nodular) iron castings, supplied in standard pig form. It falls under tariff item 7201.10.00 as non-alloy pig iron in primary form, with low phosphorus content preventing cracking during spheroidization.

Export Grade Low-P Pig Iron

Export Grade Low-P Pig Iron is pig iron prepared for export with certified phosphorus content of 0.5% or less, in standard international pig sizes. It is a commonly traded commodity for global steel supply chains and qualifies under tariff item 7201.10.00 as non-alloy pig iron in primary forms.

Gray Cast Iron Pig Iron

Gray Cast Iron Pig Iron is standard pig iron with a maximum phosphorus content of 0.5%, supplied in pig form for gray iron foundries. It falls under tariff item 7201.10.00 as non-alloy pig iron in primary form, providing optimal carbon equivalent for flake graphite formation.

Low-Phosphorus Foundry Pig Iron

Low-Phosphorus Foundry Pig Iron is cast in standard pig shapes with 0.5% or less phosphorus content, used primarily for foundry applications to produce castings. It falls under tariff item 7201.10.00 as non-alloy pig iron in primary forms with low phosphorus content.

Premium Steel Plant Pig Iron

Premium Steel Plant Pig Iron is high-quality pig iron with phosphorus content of 0.5% or less, cast in optimized pig shapes for premium steel plants. It qualifies under tariff item 7201.10.00 as non-alloy primary pig iron, with tight chemistry control supporting high-value steel grades.

Steelworks Low-P Pig Iron

Steelworks Low-P Pig Iron is non-alloy pig iron with a maximum phosphorus content of 0.5%, designed for steel mill blast furnaces and cast in large pigs. It falls under tariff item 7201.10.00 as a primary form pig iron meeting the low phosphorus threshold, used as a hot metal source.

Basic Pig Iron for Steel Mill Charges

Basic pig iron in pig form, a non-alloy iron-carbon alloy containing more than 0.5% phosphorus by weight. It is used as a blast furnace charge in basic oxygen steelmaking, and its high phosphorus content meets the specific compositional requirement of this tariff item.

Gray Iron Pig Iron High Phosphorus Grade

Gray iron pig iron in pig form, containing more than 0.5% phosphorus by weight, optimized for gray iron foundry applications. The high phosphorus content improves fluidity and is a defining characteristic for this tariff item.

High-Phosphorus Foundry Pig Iron

High-phosphorus foundry pig iron cast in standard pig shapes, with phosphorus content exceeding 0.5% by weight. It is a non-alloy pig iron in primary form, used in foundries for gray iron castings, and meets the specific phosphorus threshold of this tariff item.

Industrial High-Phosphorus Pig Iron Blocks

Large blocks of non-alloy pig iron containing more than 0.5% phosphorus, intended for industrial melting operations. These are primary forms without further working, and the high phosphorus content aligns with the specific requirements of this tariff item.

Phosphoric Pig Iron for Ductile Iron Production

Phosphoric pig iron blocks with over 0.5% phosphorus, used as a base charge in ductile iron manufacturing. The high phosphorus content is a key compositional feature, and the product is in primary form, fitting the scope of this tariff item.

Phosphorus-Rich Nonalloy Spiegeleisen Pigs

Primary form pigs of non-alloy pig iron with phosphorus content exceeding 0.5%, sometimes used as a substitute for spiegeleisen in specialty iron production. It lacks alloy elements and meets the definition of non-alloy pig iron under this tariff item.

White Pig Iron with High Phosphorus Content

High-phosphorus non-alloy pig iron designed for white cast iron production, cast in pig or block forms. The phosphorus content exceeds 0.5% by weight, and the product is in primary form, making it classifiable under this tariff item.

Ferrochrome Alloy Pig Iron

Ferrochrome alloy pig iron, containing 5-15% chromium by weight, cast in pig form. It is used primarily as an additive in the production of stainless steels, where it introduces chromium into the melt. This product qualifies as alloy pig iron under tariff item 7201.50.00 because it is a pig iron alloyed with chromium, not a ferro-alloy.

Ferromanganese Alloy Pig Iron

Ferromanganese alloy pig iron, containing high manganese content, cast into pigs for steelmaking. It is used to add manganese and deoxidize melts. This product is classified as alloy pig iron under tariff item 7201.50.00 because it is pig iron with manganese as an alloying element, not a ferro-alloy.

Ferrosilicon Alloy Pig Iron

Ferrosilicon alloy pig iron containing 10-30% silicon, produced in pig form for silicon addition in steel production and deoxidation. It falls under tariff item 7201.50.00 as alloy pig iron because the silicon content exceeds the limit for pig iron but does not meet the definition of a ferro-alloy.

Foundry-Grade Spiegeleisen Pigs

Foundry-grade spiegeleisen pigs optimized for foundry use, with controlled manganese and silicon for consistent nodulization in ductile iron. This primary form product is classified under tariff item 7201.50.00 as spiegeleisen, a type of pig iron with high manganese content.

High-Manganese Spiegeleisen Pig

High-manganese spiegeleisen pig containing high levels of manganese and silicon, used primarily as a ferroalloy additive in steel production to enhance deoxidation and desulfurization. It falls under tariff item 7201.50.00 as spiegeleisen because the manganese content is within 6-30%.

Mirror Spiegeleisen Blocks

Mirror spiegeleisen blocks exhibiting the characteristic silvery mirror fracture, high in silicon for steel deoxidizer applications. They are classified under tariff item 7201.50.00 as spiegeleisen in primary block form, without further working.

Molybdenum Alloy Pig Iron

Molybdenum alloy pig iron containing 0.5-2% molybdenum, cast in pig form for high-strength steel applications. It is classified under tariff item 7201.50.00 as alloy pig iron because the molybdenum content exceeds the threshold for pig iron but does not qualify as a ferro-alloy.

Nickel-Bearing Alloy Pig Iron

Nickel-bearing alloy pig iron with 2-5% nickel addition, cast into primary pig form for specialty steel and alloy production. It is classified under tariff item 7201.50.00 as alloy pig iron because the nickel content exceeds the limit for pig iron.

Silico-Manganese Alloy Pig Iron

Silico-manganese alloy pig iron with silicon (10-20%) and manganese (60-70%), cast in pigs as a cost-effective steel alloying alternative. It is classified under tariff item 7201.50.00 as alloy pig iron because it is pig iron alloyed with silicon and manganese, not a ferro-alloy.

Silico-Manganese Spiegeleisen Block

Silico-manganese spiegeleisen block cast with elevated silicon and manganese content, serving as a nodulizing agent in cast iron production. It is classified under tariff item 7201.50.00 as spiegeleisen because the manganese content is within 6-30%.

Spiegeleisen Pig Iron

Spiegeleisen pig iron with 20-35% manganese, cast in pigs for its mirror-like fracture appearance and steel alloying. It is specifically named under tariff item 7201.50.00 as spiegeleisen, a type of pig iron with high manganese content.

Standard Spiegeleisen Sows

Standard spiegeleisen sows, large sow-shaped castings of high-silicon, high-manganese pig iron used in foundries for gray iron production. This primary form product is classified under tariff item 7201.50.00 as spiegeleisen, distinct from other alloy pig irons.