Pickling preparations for metal surfaces, etc.: South Korea exports and imports
HS 3810 · 금속표면처리용 침지 조제품, 납땜용ㆍ땜질용ㆍ용접용 융제와 그 밖의 보조 조제품, 납땜용ㆍ땜질용ㆍ용접용 가루와 페이스트(paste)로서 금속과 그 밖의 재료로 조성한 것, 용접용 전극ㆍ용접봉의 코어나 피복에 사용하는 조제품 · latest month: October 2026
In October 2026, South Korea exported $16.4 million of pickling preparations for metal surfaces, etc. (HS 3810), down 3.3% from September 2026 and up 28.1% from October 2025.
Over the 12 months to October 2026, exports of pickling preparations for metal surfaces, etc. (HS 3810) totalled $176.2 million, up 17.1% from the 12 months before ($150.4 million).
The largest destination over the 12 months to October 2026 was Vietnam ($77.8 million, 44.1% of the total), followed by China and India.
That was 2.2% of South Korea's exports under HS chapter 38 (miscellaneous chemical products) over the same 12 months.
Imports in October 2026 were $14.9 million (up 23.2% from October 2025), leaving a surplus of $1.5 million for the month.
Official description of HS 3810: Pickling preparations for metal surfaces; fluxes and other auxiliary preparations for soldering, brazing or welding; soldering, brazing or welding powders and pastes consisting of metal and other materials; preparations of a kind used as cores or coatings for welding electrodes or rods.
Last 24 months
Subheadings under HS 3810
| Code | Product | Exports, 12 months | Share | vs 12 months before | October 2026 |
|---|---|---|---|---|---|
| 3810.10 | Pickling preparations for metal surfaces; soldering, brazing or welding powders and pastes consisting of metal and other | $125.4M | 71.2% | +32.4% | $11.9M |
| 3810.10.1000 | Pickling preparations for metal surfaces | $16.6M | 13.2% | +5.3% | $1.8M |
| 3810.10.9000 | Other | $108.8M | 86.8% | +37.8% | $10.1M |
| 3810.90 | Other | $50.8M | 28.8% | -8.8% | $4.5M |
| 3810.90.1000 | Fluxes and other auxiliary preparations for soldering, brazing or welding | $40.3M | 79.3% | -9.9% | $3.4M |
| 3810.90.9000 | Other | $10.5M | 20.7% | -4.8% | $1.1M |
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. 75 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 | Vietnam | $77.8M | 44.1% | +27.4% | 1 | $6.7M |
| 2 | China | $23.0M | 13.0% | +7.3% | 2 | $2.1M |
| 3 | India | $12.8M | 7.3% | +39.0% | 4 | $1.3M |
| 4 | United States | $11.0M | 6.2% | +5.5% | 3 | $1.2M |
| 5 | Malaysia | $7.0M | 4.0% | -4.2% | 5 | $485K |
| 6 | Mexico | $6.2M | 3.5% | +61.4% | 9 | $924K |
| 7 | Indonesia | $4.5M | 2.5% | +18.5% | 10 | $343K |
| 8 | Germany | $4.4M | 2.5% | -17.6% | 6 | $265K |
| 9 | Thailand | $4.1M | 2.3% | -9.4% | 7 | $369K |
| 10 | Philippines | $3.8M | 2.2% | +48.8% | 11 | $456K |
| 11 | Brazil | $3.6M | 2.1% | +49.0% | 12 | $206K |
| 12 | Poland | $3.4M | 1.9% | -14.1% | 8 | $310K |
| 13 | Austria | $2.6M | 1.5% | +86.0% | 15 | $289K |
| 14 | Japan | $1.7M | 1.0% | -18.6% | 13 | $254K |
| 15 | Dominican Republic | $1.5M | 0.8% | +73.0% | 18 | $146K |
| 16 | Egypt | $1.5M | 0.8% | +51.3% | 17 | $101K |
| 17 | Slovakia | $966K | 0.5% | -30.0% | 16 | $174K |
| 18 | Taiwan | $757K | 0.4% | -7.6% | 19 | $27K |
| 19 | Türkiye | $626K | 0.4% | +13.8% | 21 | $35K |
| 20 | United Arab Emirates | $569K | 0.3% | -69.2% | 14 | $96K |
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 | $16.4M | +28.1% | 1,998 t | $8.20 | $14.9M | 1,287 t |
| September 2026 | $16.9M | +17.0% | 1,914 t | $8.85 | $16.3M | 1,318 t |
| August 2026 | $16.0M | +32.2% | 1,868 t | $8.59 | $14.8M | 1,302 t |
| July 2026 | $16.6M | +33.4% | 2,211 t | $7.51 | $15.6M | 1,185 t |
| June 2026 | $15.9M | +39.7% | 2,018 t | $7.87 | $15.3M | 1,602 t |
| May 2026 | $14.4M | +9.9% | 1,672 t | $8.63 | $17.7M | 1,233 t |
| April 2026 | $14.2M | +0.8% | 1,825 t | $7.80 | $18.4M | 1,520 t |
| March 2026 | $14.5M | +22.3% | 1,651 t | $8.81 | $15.0M | 1,254 t |
| February 2026 | $12.5M | -5.9% | 1,683 t | $7.43 | $14.3M | 1,225 t |
| January 2026 | $14.5M | +31.7% | 2,098 t | $6.93 | $13.2M | 1,248 t |
| December 2025 | $12.3M | +11.3% | 1,675 t | $7.32 | $15.0M | 1,612 t |
| November 2025 | $11.8M | -7.0% | 1,801 t | $6.56 | $12.3M | 1,128 t |
| October 2025 | $12.8M | -0.9% | 1,736 t | $7.37 | $12.1M | 1,116 t |
| September 2025 | $14.5M | +18.4% | 1,955 t | $7.41 | $14.5M | 1,144 t |
| August 2025 | $12.1M | -12.1% | 1,664 t | $7.29 | $11.3M | 966 t |
| July 2025 | $12.4M | -3.7% | 1,933 t | $6.44 | $13.6M | 1,230 t |
| June 2025 | $11.4M | -8.3% | 1,776 t | $6.40 | $12.5M | 1,303 t |
| May 2025 | $13.1M | -0.3% | 2,133 t | $6.16 | $11.3M | 1,092 t |
| April 2025 | $14.1M | +8.1% | 2,488 t | $5.68 | $12.7M | 1,598 t |
| March 2025 | $11.9M | +4.0% | 1,673 t | $7.11 | $11.7M | 1,217 t |
| February 2025 | $13.3M | +5.8% | 1,977 t | $6.72 | $11.8M | 1,336 t |
| January 2025 | $11.0M | -15.3% | 1,626 t | $6.79 | $12.5M | 1,421 t |
| December 2024 | $11.0M | +0.7% | 1,907 t | $5.78 | $13.0M | 1,462 t |
| November 2024 | $12.7M | +6.3% | 2,184 t | $5.82 | $9.1M | 1,052 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.