Stainless Steel Impex is a leading manufacturer, supplier, and exporter of premium-quality Threaded Stainless Steel Couplings 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 couplings are designed to securely join two threaded pipes while providing leak-proof performance in high-pressure piping systems. Precision-forged from premium stainless steel and specialty alloys, these couplings offer exceptional strength, corrosion resistance, and long service life in demanding industrial environments.
Our Threaded Couplings are available in full and half coupling configurations with precision-machined threads for quick installation and easy maintenance without welding. These fittings provide excellent mechanical strength, superior dimensional accuracy, high-pressure capability, and outstanding resistance to corrosion, oxidation, and harsh chemicals. They are widely used in oil & gas, petrochemical, chemical processing, pharmaceuticals, marine, power generation, water treatment, food processing, refineries, and general industrial piping applications.
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 Coupling
Advantages
- Provides secure leak-proof pipe connections with excellent pressure handling capability, superior corrosion resistance, and long service life.
- Manufactured from premium forged stainless steel with precision-machined threads, ensuring perfect fit, excellent dimensional accuracy, and compliance with international standards.
- Every threaded coupling undergoes rigorous 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 full and half coupling designs with customized sizes, pressure classes, material grades, thread configurations, and surface finishes to meet specific industrial requirements.

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