USA Cast Iron Bathtub Importers

US Cast Iron Bathtub Import Market Overview

The United States cast iron bathtub import market, classified under HS Code 732421 (Sanitary ware and parts thereof, of iron or steel - bathtubs), represents a significant segment of the luxury bathroom fixtures industry. Cast iron bathtubs remain highly sought after by American homeowners, interior designers and luxury hotel developers due to their exceptional durability, superior heat retention properties and timeless aesthetic appeal. The 2024 shipment data reveals a concentrated import market dominated by a handful of key players sourcing primarily from Chinese and European manufacturers.

Analysis of the 2024 bill of lading records identifies four principal US importers: KOHLER CO (also listed as KOHLER COMPANY), which accounts for the majority of recorded shipments; VINTAGE TUB AND BATH, INC., a specialist in vintage and reproduction cast iron bathtubs; CHEVIOT PRODUCTS INC., which sources from Portuguese manufacturers; and PENHAGLION INC., a consistent buyer of Chinese-manufactured cast iron bathtubs. These four companies collectively represent the entirety of recorded cast iron bathtub imports captured in the 2024 dataset.

The geographic distribution of suppliers highlights China as the overwhelmingly dominant source country, accounting for the vast majority of shipments by both volume and frequency. Shanghai Kohler Ltd, the Chinese manufacturing subsidiary of KOHLER CO, serves as the primary supplier to its US parent company. Portuguese manufacturer Metalurgica Recor S.A. supplies CHEVIOT PRODUCTS INC, representing the only non-Chinese supply chain in the dataset. Anping Sunshine Sanitary Ware Co., based in Hebei Province, China, serves as the key supplier for PENHAGLION INC, while Shandong Xinshengjia Sanitary Ware supplies VINTAGE TUB AND BATH, INC.

2024 Shipment Data - HS Code 732421 Cast Iron Bathtubs

Complete bill of lading records for US cast iron bathtub imports in 2024. Data sourced from global trade shipment records.

Key US Importer Profiles

HS Code 732421 - Cast Iron Bathtubs Explained

HS Code 732421 falls within Chapter 73 of the Harmonized System, which covers articles of iron or steel. Specifically, Heading 7324 covers sanitary ware and parts thereof, of iron or steel, and subheading 732421 is reserved for bathtubs. This classification encompasses all types of cast iron bathtubs, including those with porcelain enamel finishes, bare casting receptors and component parts designed for bathtub installations. The code is used by customs authorities worldwide to classify imports, assess applicable duties and collect trade statistics.

Cast iron bathtubs classified under HS 732421 are distinguished from bathtubs made of other materials such as acrylic, fiberglass, copper or stone resin, which fall under different HS classifications. The cast iron construction provides unique advantages including exceptional heat retention, chip and scratch resistance, longevity spanning decades and a premium heavy feel that consumers associate with luxury bathroom fixtures. These characteristics make cast iron bathtubs a preferred choice for high-end residential construction, hotel renovations and heritage property restorations throughout the United States.

Supply Chain and Trade Route Analysis

The 2024 shipment data reveals a clear pattern in the cast iron bathtub supply chain serving the US market. China dominates as the primary source country, accounting for approximately 94% of all recorded shipments. This concentration reflects the economics of cast iron bathtub manufacturing, where Chinese factories benefit from lower labor costs, established iron foundry infrastructure and economies of scale in production. Major Chinese port cities, particularly those in Shanghai and Shandong, serve as the primary export points for these heavy and bulky shipments, typically transported via ocean freight in standard shipping containers.

The intra-company trade pattern between KOHLER CO and SHANGHAI KOHLER LTD is particularly noteworthy, representing a vertically integrated supply chain where the US parent company imports from its own Chinese manufacturing subsidiary. This arrangement allows KOHLER to maintain strict quality control over its cast iron bathtub production while leveraging Chinese manufacturing cost advantages. The communication details visible in some shipment records, including phone numbers and email addresses, facilitate direct coordination between the US buyer and Chinese supplier logistics teams, ensuring efficient shipment management through carriers such as Maersk.

The European supply chain represented by the CHEVIOT PRODUCTS INC and METALURGICA RECOR S.A. partnership offers an interesting contrast to the Chinese-dominated market. Portuguese cast iron bathtubs command a premium positioning in the US market, supported by European manufacturing traditions, compliance with EU environmental regulations and the cachet of European craftsmanship. The heavier per-shipment weights from Portugal (13,279-15,120 KG per 28 packages) compared to Chinese shipments suggest potentially larger or heavier bathtub designs, consistent with a premium product offering.