Union Steel Industry Co., Ltd. finds its home in the heart of Changsha, Hunan Province, China-a dynamic hub celebrated for its production prowess in special steels and alloy materials. Renowned for our specialization in the crafting, processing, sales, and service of top-tier non-magnetic steel, USI stands as a beacon of agility, innovation, and quality. Our unwavering commitment is to forge enduring partnerships by offering products that marry superior quality with cost-effectiveness. Our premier offerings, including non-magnetic drill collars and rods, position us as a frontrunner in domestic non-magnetic steel manufacturing, serving as a vital ally to industries such as oil, coal, and geological exploration. Our diverse product forms-ranging from forged bars to polished bars, machined pipes, and forged plates-are meticulously designed to satisfy the diverse needs of our esteemed clientele. Our products find their application across a spectrum of sectors, including petrochemicals, aerospace, metallurgy, machinery, electronics, and energy, thereby underlining our versatility and broad-reaching impact.











