Steam boilers: South Korea exports and imports
HS 8402 · 증기발생보일러(저압증기도 발생시킬 수 있는 중앙난방용 온수보일러는 제외한다)와 과열수보일러(super-heated water boiler) · latest month: October 2026
In October 2026, South Korea exported $23.8 million of steam boilers (HS 8402), up 49.0% from September 2026 and down 21.8% from October 2025.
Over the 12 months to October 2026, exports of steam boilers (HS 8402) totalled $383.7 million, up 34.3% from the 12 months before ($285.6 million).
The largest destination over the 12 months to October 2026 was Saudi Arabia ($104.0 million, 27.1% of the total), followed by the United States and China.
That was 0.2% of South Korea's exports under HS chapter 84 (machinery, boilers and computers) over the same 12 months.
Imports in October 2026 were $4.8 million (down 23.4% from October 2025), leaving a surplus of $19.0 million for the month.
Official description of HS 8402: Steam or other vapour generating boilers (other than central heating hot water boilers capable also of producing low pressure steam); super-heated water boilers.
Last 24 months
Subheadings under HS 8402
| Code | Product | Exports, 12 months | Share | vs 12 months before | October 2026 |
|---|---|---|---|---|---|
| 8402.11 | Watertube boilers with a steam production exceeding 45t per hour | $1.6M | 0.4% | -75.1% | $0 |
| 8402.12 | Watertube boilers with a steam production not exceeding 45t per hour | $38.3M | 10.0% | +43.4% | $3.4M |
| 8402.19 | Other vapour generating boilers, including hybrid boilers | $13.7M | 3.6% | -58.3% | $993K |
| 8402.19.1000 | Heating medium boiler | $3.7M | 26.9% | +15.5% | $381K |
| 8402.19.9000 | Other | $10.0M | 73.1% | -66.3% | $613K |
| 8402.20 | Super-heated water boilers | $1.1M | 0.3% | +3.4% | $54K |
| 8402.90 | Parts | $329.0M | 85.8% | +50.5% | $19.3M |
| 8402.90.1000 | Of steam and other vapour generating boilers | $326.8M | 99.3% | +49.7% | $19.2M |
| 8402.90.2000 | Of super-heated water boilers | $2.3M | 0.7% | +511.6% | $110K |
Six-digit codes are international; the indented ten-digit codes are South Korea's own subdivision. These rows are world totals; "Share" is the share of the row above.
Top destinations
Export value over the 12 months to October 2026. 87 countries received this product from South Korea in the last 24 months; the table shows the largest 20.
| Rank | Country | Exports, 12 months | Share | vs 12 months before | Rank before | October 2026 |
|---|---|---|---|---|---|---|
| 1 | Saudi Arabia | $104.0M | 27.1% | -11.7% | 1 | $10.6M |
| 2 | United States | $86.8M | 22.6% | +338.6% | 3 | $110K |
| 3 | China | $83.9M | 21.9% | +78.8% | 2 | $9.0M |
| 4 | Kuwait | $31.1M | 8.1% | +648.4% | 10 | $12K |
| 5 | United Kingdom | $14.5M | 3.8% | +43,840% | 45 | $0 |
| 6 | Italy | $11.9M | 3.1% | -16.6% | 4 | $3,421 |
| 7 | Iraq | $9.6M | 2.5% | – | – | $0 |
| 8 | Japan | $7.3M | 1.9% | -5.3% | 7 | $548K |
| 9 | Bangladesh | $4.4M | 1.1% | +5.9% | 11 | $720K |
| 10 | Algeria | $4.2M | 1.1% | -63.6% | 6 | $0 |
| 11 | Philippines | $4.0M | 1.0% | +116.6% | 16 | $295K |
| 12 | Türkiye | $3.5M | 0.9% | +7.2% | 15 | $328K |
| 13 | Indonesia | $2.5M | 0.7% | -34.8% | 12 | $75K |
| 14 | Vietnam | $2.4M | 0.6% | -27.2% | 14 | $398K |
| 15 | Thailand | $1.6M | 0.4% | +68.8% | 26 | $0 |
| 16 | Taiwan | $1.4M | 0.4% | -5.8% | 19 | $258K |
| 17 | Uzbekistan | $1.4M | 0.4% | -63.3% | 13 | $226K |
| 18 | Netherlands | $1.1M | 0.3% | +37.9% | 27 | $24K |
| 19 | Guatemala | $998K | 0.3% | +292.5% | 33 | $158K |
| 20 | Myanmar | $821K | 0.2% | +13.3% | 28 | $0 |
Countries are linked when exports of this product to them reached $5,000,000 over 24 months.
Monthly figures
| Month | Exports | vs year earlier | Export weight | Export $/kg | Imports | Import weight |
|---|---|---|---|---|---|---|
| October 2026 | $23.8M | -21.8% | 2,050 t | $11.63 | $4.8M | 313 t |
| September 2026 | $16.0M | -28.6% | 1,585 t | $10.09 | $4.4M | 304 t |
| August 2026 | $9.6M | -70.7% | 1,302 t | $7.41 | $9.1M | 1,140 t |
| July 2026 | $69.7M | +119.5% | 9,708 t | $7.18 | $1.9M | 189 t |
| June 2026 | $25.0M | -11.1% | 4,326 t | $5.79 | $2.5M | 269 t |
| May 2026 | $38.3M | +26.3% | 8,110 t | $4.72 | $4.5M | 501 t |
| April 2026 | $29.8M | -48.6% | 5,822 t | $5.12 | $3.0M | 326 t |
| March 2026 | $25.9M | +222.2% | 4,093 t | $6.34 | $6.4M | 1,161 t |
| February 2026 | $14.9M | +43.6% | 1,294 t | $11.54 | $2.4M | 164 t |
| January 2026 | $32.3M | +113.0% | 7,446 t | $4.34 | $4.6M | 360 t |
| December 2025 | $37.4M | +239.9% | 10,498 t | $3.57 | $10.1M | 1,390 t |
| November 2025 | $60.8M | +769.7% | 6,768 t | $8.99 | $9.5M | 587 t |
| October 2025 | $30.5M | +193.4% | 3,258 t | $9.35 | $6.2M | 583 t |
| September 2025 | $22.4M | +106.9% | 3,429 t | $6.53 | $5.5M | 472 t |
| August 2025 | $32.9M | +263.4% | 4,916 t | $6.70 | $7.2M | 583 t |
| July 2025 | $31.7M | -50.7% | 5,499 t | $5.77 | $4.8M | 419 t |
| June 2025 | $28.2M | +34.4% | 3,593 t | $7.83 | $3.8M | 425 t |
| May 2025 | $30.3M | +110.0% | 5,384 t | $5.63 | $25.8M | 2,405 t |
| April 2025 | $58.0M | +109.6% | 11,627 t | $4.99 | $5.0M | 517 t |
| March 2025 | $8.0M | -19.5% | 1,001 t | $8.04 | $4.4M | 505 t |
| February 2025 | $10.4M | -54.4% | 1,177 t | $8.84 | $4.9M | 596 t |
| January 2025 | $15.2M | -60.7% | 3,004 t | $5.05 | $2.9M | 453 t |
| December 2024 | $11.0M | +30.0% | 1,376 t | $8.01 | $5.5M | 681 t |
| November 2024 | $7.0M | -63.3% | 846 t | $8.26 | $11.1M | 1,483 t |
Exports FOB, imports CIF, US dollars. Weight is net weight. "vs year earlier" compares export value with the same month one year before and is left blank when that month was under $10,000. Source: Korea Customs Service, via data.go.kr.