SITCSection 2

Granulated Slag from Iron & Steel Manufacture

Name: Granulated Slag from Iron & Steel Manufacture (SITC 27861) -- U.S. Import Data
Creator: U.S. Census Bureau
License: https://www.census.gov/about/policies/open-gov/open-data.html

SITC 27861Basic heading5-digit

U.S. imports · July 2026: $7.4M; YTD $54.0M

U.S. exports · July 2026: $1.9M

Balance · July 2026: Sign in free to see the trade balance

Sign in free to see the trade balance and the full top 5 in every module.

Balance · July 2026: Loading the trade balance

U.S. imports of granulated slag from iron & steel manufacture (SITC 27861) totaled $7.4M in July 2026, traded with 8 countries.

Importers of Granulated Slag from Iron & Steel Manufacture paid $675K in duties in July 2026 — an effective duty rate of 12% on $5.5M in dutiable value, based on actual customs collections rather than the published tariff schedule.

Last updated: July 2026 data

Rapidly quenched with water during blast-furnace iron production, granulated blast-furnace slag (GBFS) develops latent hydraulic properties that make it a valued supplementary cementitious material (SCM) in concrete and blended cements. Ground granulated blast-furnace slag (GGBFS) — the milled derivative — improves concrete durability, reduces permeability, and lowers the carbon footprint of cement production, driving steady demand from infrastructure and construction sectors. Trade in this material is closely linked to regional steel-production capacity and cement-industry sustainability targets.

AI-written summary of the official U.S. Census Bureau trade figures on this page — verify before relying on it.

33 shipments/mo

12-month trend

ImportsExports

Imports

$7.4MYoY · Pro

Exports

$1.9MYoY · Pro

12-mo low · imports

YoY · Pro

$13.3M$0

June 2025December 2025July 2026

Through July 2026. Source: U.S. Census Bureau.

Suppliers

Supplier Network

Are you a supplier of this product?

Get discovered by U.S. importers searching for HS 27861 — Granulated Slag from Iron & Steel Manufacture. Be the first supplier listed.

Balance · July 2026: Sign in free to see the trade balance

Sign in free to see the trade balance and the full top 5 in every module.

Basic heading 75 of 239 in section 2

Share of section 2 imports0.20%

Basic heading 27861 · $7.4M of $3.8B

Where it comes from, where it lands, what it pays

Imports · July 2026

Countries

origin

Japan and China together supply 69% of it.

Sign in free to see the top 5 →

Districts

customs district

Census does not publish district detail for this classification system.

States

destination

Census does not publish state detail for this classification system.

Ports

entry

Census does not publish port detail for this classification system.

Frequently Asked Questions

What distinguishes granulated slag from other iron and steel slags for classification purposes?

Granulation refers specifically to the rapid water-quenching of molten blast-furnace slag, which produces a glassy, sand-like granule with latent cementitious properties. Slowly cooled or air-cooled slags crystallize differently and lack these hydraulic properties; they fall under a separate heading for non-granulated slag.

Why is proximity to the source steel mill important in the granulated slag supply chain?

Granulated slag has a relatively low value-to-weight ratio, so freight costs heavily influence landed price. Most trade occurs regionally, and importers typically source from nearby steel-producing countries to keep logistics economical. Moisture content and particle size consistency also degrade with extended storage, reinforcing the preference for shorter supply chains.