{
  "pageType": "HS4 subsector trade overview",
  "source": "api",
  "title": "Cast iron (HS4 7307) Trade Overview | Yugalinks",
  "description": "Review reported global trade for cast iron at HS4 7307, including scale, trend, corridors, countries, and the HS6 products within this subsector.",
  "canonical": "https://www.yugalinks.com/trade/sector/hs4/7307",
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    "sameAs": [
      "https://in.linkedin.com/company/yugalinks"
    ]
  },
  "sourceAttribution": {
    "publisher": "OECD",
    "dataset": "Balanced international merchandise trade statistics (BIMTS) - HS2017-6D",
    "year": 2025,
    "citation": "OECD (2025), Balanced international merchandise trade statistics (BIMTS) - HS2017-6D, OECD Data Explorer (accessed on 2026-08-27)",
    "sourceUrl": "https://data-explorer.oecd.org/",
    "dataflowUrl": "https://sdmx.oecd.org/sti-public/rest/dataflow/OECD.SDD.TPS/DSD_BIMTS_6D@DF_BIMTS_HS2017_6D/1.0",
    "termsUrl": "https://www.oecd.org/termsandconditions/",
    "terms": "OECD Terms & Conditions",
    "accessed": "2026-08-27",
    "supportingSources": [
      {
        "publisher": "CEPII",
        "dataset": "BACI bilateral trade flows",
        "release": "202601",
        "citation": "Gaulier, G. and Zignago, S. (2010), BACI: International Trade Database at the Product-Level. The 1994-2007 Version, CEPII Working Paper No. 2010-23.",
        "sourceUrl": "https://www.cepii.fr/DATA_DOWNLOAD/baci/doc/baci_webpage.html",
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        "licenseUrl": "https://www.etalab.gouv.fr/wp-content/uploads/2018/11/open-licence.pdf",
        "license": "Etalab 2.0 Open Licence",
        "accessed": "2026-08-27"
      }
    ]
  },
  "links": {
    "html": "https://www.yugalinks.com/trade/sector/hs4/7307/index.html",
    "markdown": "https://www.yugalinks.com/trade/sector/hs4/7307/index.md",
    "json": "https://www.yugalinks.com/trade/sector/hs4/7307/index.json",
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  },
  "internalLinks": {
    "workspace": "https://www.yugalinks.com/app",
    "platform": "https://www.yugalinks.com/platform",
    "methodology": "https://www.yugalinks.com/methodology",
    "dataSources": "https://www.yugalinks.com/data-sources",
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  "subsector": {
    "hs4": "7307",
    "name": "Cast iron"
  },
  "coverage": {
    "firstDataYear": 1995,
    "latestDataYear": 2024,
    "yearsWithData": 30,
    "refreshedAt": "2026-07-20 09:34:09"
  },
  "answer": "The cast iron subsector recorded $22.1B in reported global trade in 2024, with -0.5% annual change.",
  "keyFigures": {
    "latestTradeUsd": 22117735235.467484,
    "latestAnnualChangePct": -0.4714690003043943,
    "activeExporters": 196,
    "activeImporters": 200,
    "activeHs6Products": 10
  },
  "growthAndStructure": {
    "trendLabel": "Growing",
    "tradeCagr3yPct": 3.6484969638864273,
    "tradeCagr5yPct": 2.8626070907764145,
    "historicalPeakUsd": 23050184357.855675,
    "historicalPeakYear": 2022,
    "positiveGrowthYearSharePct": 72.41379310344827,
    "exporterConcentrationHhi": 1232.990235916132,
    "importerConcentrationHhi": 506.83351541380836,
    "tradeVolatilityCv": 0.45827271896044314
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  "annualRows": [
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      "year": 1995,
      "hs4": 7307,
      "global_trade_usd": 4824407382.353134,
      "corridor_count": 4170,
      "active_hs6_count": 10
    },
    {
      "year": 1996,
      "hs4": 7307,
      "global_trade_usd": 5156357627.526999,
      "corridor_count": 4402,
      "active_hs6_count": 10
    },
    {
      "year": 1997,
      "hs4": 7307,
      "global_trade_usd": 5315364780.042182,
      "corridor_count": 4473,
      "active_hs6_count": 10
    },
    {
      "year": 1998,
      "hs4": 7307,
      "global_trade_usd": 5510277371.808828,
      "corridor_count": 4590,
      "active_hs6_count": 10
    },
    {
      "year": 1999,
      "hs4": 7307,
      "global_trade_usd": 5333768155.931912,
      "corridor_count": 4874,
      "active_hs6_count": 10
    },
    {
      "year": 2000,
      "hs4": 7307,
      "global_trade_usd": 5285217447.996283,
      "corridor_count": 5835,
      "active_hs6_count": 10
    },
    {
      "year": 2001,
      "hs4": 7307,
      "global_trade_usd": 5451040682.831088,
      "corridor_count": 5988,
      "active_hs6_count": 10
    },
    {
      "year": 2002,
      "hs4": 7307,
      "global_trade_usd": 5653506198.293051,
      "corridor_count": 6284,
      "active_hs6_count": 10
    },
    {
      "year": 2003,
      "hs4": 7307,
      "global_trade_usd": 6659216660.577703,
      "corridor_count": 6434,
      "active_hs6_count": 10
    },
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      "year": 2004,
      "hs4": 7307,
      "global_trade_usd": 8594948923.606667,
      "corridor_count": 6666,
      "active_hs6_count": 10
    },
    {
      "year": 2005,
      "hs4": 7307,
      "global_trade_usd": 10049839623.705164,
      "corridor_count": 6969,
      "active_hs6_count": 10
    },
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      "year": 2006,
      "hs4": 7307,
      "global_trade_usd": 12695797506.208656,
      "corridor_count": 7172,
      "active_hs6_count": 10
    },
    {
      "year": 2007,
      "hs4": 7307,
      "global_trade_usd": 16704599485.423775,
      "corridor_count": 7435,
      "active_hs6_count": 10
    },
    {
      "year": 2008,
      "hs4": 7307,
      "global_trade_usd": 20026867320.79552,
      "corridor_count": 7662,
      "active_hs6_count": 10
    },
    {
      "year": 2009,
      "hs4": 7307,
      "global_trade_usd": 14523334150.77284,
      "corridor_count": 7889,
      "active_hs6_count": 10
    },
    {
      "year": 2010,
      "hs4": 7307,
      "global_trade_usd": 15080940132.751135,
      "corridor_count": 8059,
      "active_hs6_count": 10
    },
    {
      "year": 2011,
      "hs4": 7307,
      "global_trade_usd": 19102966053.14542,
      "corridor_count": 8339,
      "active_hs6_count": 10
    },
    {
      "year": 2012,
      "hs4": 7307,
      "global_trade_usd": 20078616459.346016,
      "corridor_count": 8695,
      "active_hs6_count": 10
    },
    {
      "year": 2013,
      "hs4": 7307,
      "global_trade_usd": 20031769400.883522,
      "corridor_count": 8783,
      "active_hs6_count": 10
    },
    {
      "year": 2014,
      "hs4": 7307,
      "global_trade_usd": 20552806273.69852,
      "corridor_count": 9090,
      "active_hs6_count": 10
    },
    {
      "year": 2015,
      "hs4": 7307,
      "global_trade_usd": 18005306391.095623,
      "corridor_count": 9204,
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    },
    {
      "year": 2016,
      "hs4": 7307,
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      "corridor_count": 9178,
      "active_hs6_count": 10
    },
    {
      "year": 2017,
      "hs4": 7307,
      "global_trade_usd": 17064203730.412815,
      "corridor_count": 9233,
      "active_hs6_count": 10
    },
    {
      "year": 2018,
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      "global_trade_usd": 19674813819.934814,
      "corridor_count": 9559,
      "active_hs6_count": 10
    },
    {
      "year": 2019,
      "hs4": 7307,
      "global_trade_usd": 19206711702.529224,
      "corridor_count": 9679,
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    },
    {
      "year": 2020,
      "hs4": 7307,
      "global_trade_usd": 17030531853.827112,
      "corridor_count": 9287,
      "active_hs6_count": 10
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      "year": 2021,
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      "global_trade_usd": 19863310387.130074,
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      "year": 2022,
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      "year": 2023,
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    },
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      "year": 2024,
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      "refreshed_at": "2026-07-20 09:37:48",
      "exporter_name": "China",
      "importer_name": "USA, Puerto Rico and US Virgin Islands"
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      "yoy_growth_latest_pct": 4.257260827292542,
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      "trend_label": "Growing",
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      "exporter_name": "Italy",
      "importer_name": "Germany"
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      "country_name": "Republic of Korea"
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      "year": 2024,
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      "export_partner_count": 178,
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      "country_name": "USA, Puerto Rico and US Virgin Islands"
    },
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      "trade_balance_usd": -681575065.6133163,
      "export_partner_count": 77,
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      "country_name": "Saudi Arabia"
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      "trade_balance_usd": -197341835.07230008,
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      "active_hs6_count": 10,
      "country_name": "Japan"
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    },
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      "export_partner_count": 177,
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      "country_name": "France"
    },
    {
      "year": 2024,
      "country_iso3": "MEX",
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      "trade_balance_usd": -295251151.3135067,
      "export_partner_count": 122,
      "import_partner_count": 85,
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      "country_name": "Mexico"
    },
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      "trade_balance_usd": -95133085.01503247,
      "export_partner_count": 178,
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  ],
  "products": [
    {
      "hs_code": "730711",
      "product_name": "Cast iron: cast fittings, of non-malleable cast iron"
    },
    {
      "hs_code": "730719",
      "product_name": "Iron or steel: cast fittings, other than of non-malleable cast iron"
    },
    {
      "hs_code": "730721",
      "product_name": "Steel, stainless: tube or pipe fittings, flanges, of stainless steel"
    },
    {
      "hs_code": "730722",
      "product_name": "Steel, stainless: tube or pipe fittings, threaded elbows, bends and sleeves"
    },
    {
      "hs_code": "730723",
      "product_name": "Steel, stainless: tube or pipe fittings, butt welding fittings"
    },
    {
      "hs_code": "730729",
      "product_name": "Steel, stainless: tube or pipe fittings, n.e.c. in item no. 7307.2"
    },
    {
      "hs_code": "730791",
      "product_name": "Iron or steel: tube or pipe fittings, flanges, other than stainless steel"
    },
    {
      "hs_code": "730792",
      "product_name": "Iron or steel: tube or pipe fittings, threaded elbows, bends and sleeves, other than stainless steel"
    },
    {
      "hs_code": "730793",
      "product_name": "Iron or steel: tube or pipe fittings, butt welding fittings, other than stainless steel"
    },
    {
      "hs_code": "730799",
      "product_name": "Iron or steel: tube or pipe fittings, n.e.c. in item no. 7307.9, other than stainless steel"
    }
  ],
  "methodology": {
    "reportedValues": "Merchandise trade observations aggregated to HS4.",
    "calculatedIndicators": "Growth, concentration, volatility, and peak comparisons calculated from reported observations.",
    "missingData": "Missing values remain unavailable and are not imputed."
  }
}