HS Code Subheading

Iron or steel; tube or pipe fittings, flanges, other than stainless steel

7307.91 Subheading
Section XV — Base metals and articles of base metal

About HS Code 730791

This HS code covers flanges made from iron or steel, excluding those made of stainless steel. This primarily includes carbon steel and alloy steel flanges, which are fundamental components for connecting pipes, valves, and equipment in a vast array of industrial and commercial piping systems. These flanges are chosen for their strength, durability, and cost-effectiveness, making them ubiquitous in sectors like oil and gas, water distribution, power generation, and general construction. Importers are typically engineering firms, industrial manufacturers, and large-scale distributors globally, seeking robust and reliable pipe connection solutions. Exporters are often found in countries with strong steel production and fabrication industries. Key trade considerations include material grade (e.g., A105, A350 LF2), pressure class (e.g., ANSI, DIN), facing type, and compliance with international standards like ASME B16.5.

Products Under This Code

Carbon steel weld neck flanges, carbon steel slip-on flanges, carbon steel blind flanges, carbon steel threaded flanges, carbon steel lap joint flanges, carbon steel socket weld flanges, alloy steel flanges

Real World Examples

Forged Components Inc. carbon steel flanges, Galperti carbon steel flanges, Ulma Piping carbon steel flanges, Tenaris carbon steel flanges

Common Misclassification

Can be confused with stainless steel flanges (730721) if the material type is not accurately identified, or with other non-flange steel fittings (730799) if the specific 'flange' characteristic is overlooked.

EU Regulatory Requirements

This product falls under the Carbon Border Adjustment Mechanism (CBAM). Importers to the EU must declare embedded carbon emissions and purchase CBAM certificates.

Products Classified Under 7307.91

Industry

This code belongs to the Automotive & Vehicles industry.

Trade Overview

China, USA, and Germany are major players in the global trade of non-stainless steel flanges due to their extensive industrial infrastructure.

Frequently Asked Questions

What is HS code 730791?

HS code 730791 covers: Iron or steel; tube or pipe fittings, flanges, other than stainless steel. This HS code covers flanges made from iron or steel, excluding those made of stainless steel. This primarily includes carbon steel and alloy steel flanges, which are fundamental components for connecting pipes, valves, and equipment in a vast array of industrial and commercial piping systems. These flanges are chosen for their strength, durability, and cost-effectiveness, making them ubiquitous in sectors like oil and gas, water distribution, power generation, and general construction. Importers are typically engineering firms, industrial manufacturers, and large-scale distributors globally, seeking robust and reliable pipe connection solutions. Exporters are often found in countries with strong steel production and fabrication industries. Key trade considerations include material grade (e.g., A105, A350 LF2), pressure class (e.g., ANSI, DIN), facing type, and compliance with international standards like ASME B16.5.

What products fall under HS code 730791?

Carbon steel weld neck flanges, carbon steel slip-on flanges, carbon steel blind flanges, carbon steel threaded flanges, carbon steel lap joint flanges, carbon steel socket weld flanges, alloy steel flanges

What are common misclassifications for HS code 730791?

Can be confused with stainless steel flanges (730721) if the material type is not accurately identified, or with other non-flange steel fittings (730799) if the specific 'flange' characteristic is overlooked.

How is HS code 730791 structured?

HS code 730791 is a 6-digit subheading under the Harmonized System. The first 2 digits (73) identify the chapter, digits 3-4 (07) identify the heading, and digits 5-6 (91) specify the subheading. This code is standardized globally by the World Customs Organization.