
Small Bore Fittings
- High-pressure rated: 3000#–6000# classes
- ASME B16.11 & MSS-SP-83 compliant standards
- Forged in carbon, stainless & alloy steel
Stainless Steel Instrumentation Fittings support process piping, instrumentation systems, skid assemblies, and demanding high-pressure industrial applications. Twinco Industrial supplies small bore fittings in threaded and socket-weld configurations, with multiple connection types and ASME B16.11 and MSS-SP-83 compliance for secure, leak-free connections.


Small bore fittings are used in process piping, instrumentation systems, skid assemblies, and demanding process applications. They connect, redirect, branch, reduce, or terminate smaller-diameter piping runs. Common configurations include elbows, tees, couplings, unions, reducers, caps, bushings, olets, and branch fittings, allowing engineers and contractors to assemble secure connections for industrial systems.
Talk to our experts for custom solutions and tailored guidance.

Small bore fittings connect and route process piping components in demanding industrial applications requiring secure connections.

Threaded and socket-weld fittings support reliable connections across instrumentation system assemblies and lines.

Compact fittings help assemble, connect, and organise piping and instrumentation components within industrial skid systems.

Pressure-class fittings provide connection options for demanding industrial systems and high-pressure process applications.
Talk to our experts for custom solutions and tailored guidance.
Access elbows, tees, unions, reducers, bushings, olets, and branch fittings for varied instrumentation and process piping requirements.
Source fittings designed around ASME B16.11 and MSS-SP-83 requirements for dependable connections in demanding applications.
Leverage Twinco Industrial’s over 45 years of experience, broad inventory, specialty sourcing, and responsive project support.
Submit your requirements for product guidance, availability details, and a quote tailored to your process piping or instrumentation application.
For immediate assistance, feel free to give us a direct call at +1 713-733-8946. You can also send us a quick email at info@twincoindustrial.com.
For immediate assistance, feel free to give us a direct call at +1 713-733-8946. You can also send us a quick email at info@twincoindustrial.com.