Hahn & Clay

Hahn & Clay operates as an integrated metal‑fabrication and machining provider, delivering fully engineered components from a single, well‑equipped facility. From initial design through shop‑floor production and field‑based installation, the company combines precision machining, large‑scale welding and comprehensive repair services to support mission‑critical equipment across demanding sectors such as petrochemical, marine, subsea and defense.

Based in Houston, TX, the firm occupies more than 250,000 sq ft of covered manufacturing space at 5100 Clinton Dr, Houston, TX 77020, USA. Its capabilities include the fabrication of ASME‑code pressure vessels, shell‑and‑tube heat exchangers, multi‑layer reactor systems, marine bottles, process skids and complex rotating equipment. The shop can handle components up to 35 ½ in. in diameter and 200 ft in length, working with a broad spectrum of metallurgies—including carbon steel, chrome‑moly, stainless steels, nickel alloys, Inconel, Monel and other specialty alloys.

The machining division brings more than 75 years of experience to produce high‑tolerance parts for construction, forging, forestry, mining, oilfield, petrochemical and plastic‑injection applications. A dedicated rotating‑equipment repair team, with over four decades of service, offers onsite and in‑plant overhaul of turbines, compressors and other critical machinery.

Clients benefit from Hahn & Clay’s capacity to deliver custom‑engineered metal solutions that meet exact specifications, while maintaining the flexibility to accommodate a wide range of sizes, weights