Thailand HS Code

HS Code 730621: Casing and tubing of a kind used in drilling for oil or gas : Welded, of stainless steel in Thailand

Q: Is HS code 730621 the same across all countries?

Yes — up to the 6-digit level, HS code 730621 is the same in every WCO member country. Beyond 6 digits, each country extends the code for national tariff and statistical use. Thailand extends it under AHTN-TH.

Q: What system does Thailand use to classify HS code 730621?

Thailand classifies products under the ASEAN Harmonized Tariff Nomenclature 2022 — Thai Customs Tariff (AHTN-TH; locally พิกัดอัตราศุลกากร (AHTN 2022)), which extends HS codes to 11 digits. The first 6 digits align with the WCO Harmonized System, and the rest cover national tariff and statistical needs.

Q: Where can I officially look up HS code 730621 in Thailand?

The official source is https://www.customs.go.th/. For faster cross-country lookups, TradeInt's HS Code Tool consolidates classifications across all major countries in one place.

What is HS Code 730621 in Thailand

Under Thailand's ASEAN Harmonized Tariff Nomenclature 2022 — Thai Customs Tariff (พิกัดอัตราศุลกากร (AHTN 2022)), HS Code 730621 is the WCO Harmonized System subheading for Casing and tubing of a kind used in drilling for oil or gas : Welded, of stainless steel. This is the most detailed internationally standardized level; Thailand extends classifications to 11 digits under its national tariff system. 730621 belongs to Section XV: Base metals and articles of base metal, Chapter 73: Articles of iron or steel, Heading 7306: Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel.

Explore more 2026 Latest Thailand import export trade data and shipment records for HS Code Welded Stainless Casing Tubing on TradeInt global trade data platform

Classification Path of HS Code 730621 in Thailand

Section XV

Chapters (72-83) Base metals and articles of base metal

Chapter 73

Articles of iron or steel

HS Code 7306

Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel

HS Code 730621

Casing and tubing of a kind used in drilling for oil or gas : Welded, of stainless steel

HS Code 73062100000

Welded, of stainless steel ชนิดเชื่อมตะเข็บ ทำด้วยเหล็กกล้าไม่เป็นสนิม

Thailand Tariff Classification: ASEAN Harmonized Tariff Nomenclature 2022 — Thai Customs Tariff (AHTN-TH)

In Thailand, HS 730621 is classified under the ASEAN Harmonized Tariff Nomenclature 2022 — Thai Customs Tariff (พิกัดอัตราศุลกากร (AHTN 2022)) — a 11-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule ASEAN Harmonized Tariff Nomenclature 2022 — Thai Customs Tariff (AHTN-TH)

Local name พิกัดอัตราศุลกากร (AHTN 2022)

Digits 11

Official source https://www.customs.go.th/

You know what 730621 means. Now see 2026 latest real trade activity for Welded Stainless Casing Tubing in Thailand.

Buyers, suppliers, origin and destination countries, shipment dates, and quantities direct from customs records.

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Top Trading Product of HS Code 7306

Top Thailand import Product Under HS Code 7306

1 730630: Other, welded, of circular crosssection, of iron or nonalloy steel $115.0M 2 730661: Other, welded, of noncircular crosssection : Of square or rectangular crosssection $62.2M 3 730690: Other $46.4M

Figures shown for 2025.

For more 2026 recent data, search for Thailand import trade records

Top Thailand export Product Under HS Code 7306

1 730630: Other, welded, of circular crosssection, of iron or nonalloy steel $116.0M 2 730640: Other, welded, of circular crosssection, of stainless steel $51.4M 3 730661: Other, welded, of noncircular crosssection : Of square or rectangular crosssection $23.5M

Figures shown for 2025.

For more 2026 recent data, search for Thailand export trade records

Related HS Code to Thailand Welded Stainless Casing Tubing (730621)

HS Code 73062100000

Welded, of stainless steel

HS Code 730611

Line pipe of a kind used for oil or gas pipelines : Welded, of stainless steel

HS Code 730619

Line pipe of a kind used for oil or gas pipelines : Other

HS Code 730629

Casing and tubing of a kind used in drilling for oil or gas : Other

HS Code 730630

Other, welded, of circular crosssection, of iron or nonalloy steel

HS Code 730640

Other, welded, of circular crosssection, of stainless steel

HS Code 730650

Other, welded, of circular crosssection, of other alloy steel

HS Code 730661

Other, welded, of noncircular crosssection : Of square or rectangular crosssection

HS Code 730669

Other, welded, of noncircular crosssection : Of other noncircular crosssection

HS Code 730690

Other

Frequently Asked Questions

What is HS code 730621 in Thailand?

HS code 730621 covers Casing and tubing of a kind used in drilling for oil or gas : Welded, of stainless steel in Thailand. It sits in Chapter 73 (Articles of iron or steel), Heading 7306 of the Harmonized System, and is classified under AHTN-TH.

Is HS code 730621 the same across all countries?

What system does Thailand use to classify HS code 730621?

Where can I officially look up HS code 730621 in Thailand?