Stainless Steel Impex is a trusted manufacturer, supplier, and exporter of premium-quality Threaded Stainless Steel Unions in India. Manufactured in accordance with ASME B16.11, MSS SP-79, MSS SP-83, MSS SP-95, MSS SP-97, and BS 3799 standards, our threaded unions are designed to provide secure, leak-proof pipe connections while allowing easy assembly and disassembly without cutting or welding. Precision-forged from premium stainless steel and specialty alloys, these unions offer exceptional strength, corrosion resistance, and reliable performance in demanding industrial applications.
Threaded Unions are widely used where frequent maintenance, inspection, or replacement of piping components is required. Their precision-machined threaded ends ensure quick installation, reliable sealing, and convenient dismantling, making them ideal for high-pressure and high-temperature piping systems. Our forged threaded unions provide excellent mechanical strength, superior dimensional accuracy, outstanding corrosion resistance, and long service life. They are extensively used in oil & gas, petrochemical, chemical processing, pharmaceutical, marine, power generation, water treatment, food processing, refineries, and general industrial piping systems.
Dimensions: ASME 16.11, MSS SP-79, 83, 95, 97, BS 3799
Size: 1/8” NB to 4” NB (Socketweld & Screwed-Threaded)
Type: Threaded
Class: 2000 LBS, 3000 LBS, 6000 LBS, 9000 LBS
Types: Screwed-Threaded Fittings
Form: Threaded Union
Advantages
- Provides secure leak-proof pipe connections with easy assembly and disassembly for efficient maintenance and reduced downtime.
- Manufactured from premium forged stainless steel with precision-machined threads, ensuring superior strength, dimensional accuracy, and compliance with international standards.
- Every threaded union undergoes stringent quality inspections including dimensional verification, thread gauge inspection, PMI testing, IGC testing, pressure testing, and visual inspection to ensure consistent quality with minimal defects.
- Available in customized sizes, pressure classes, thread configurations, material grades, and surface finishes to meet specific industrial applications and customer requirements.

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