
Products / Tube Fittings
SS316 Instrumentation Fittings for Process & Industrial Systems
A complete range of tube fittings engineered for reliable, leak-free performance. Available across NPT, BSPT, and BSPP thread standards — built for oil & gas, petrochemical, and marine applications.
Valvenok supplies a complete range of SS316 tube fittings for instrumentation and process systems. Engineered for leak-free performance in the harshest environments — oil & gas, petrochemical, power generation, and marine. Available across NPT, BSPT, and BSPP thread standards with fast dispatch from stock.

Connectors
Male & Female ConnectorsMale and female connectors for instrumentation tube systems. Built for leak-free performance in high-pressure oil & gas and process applications.
Applications: Oil & Gas, Petrochemical, Power Generation

Adapters
Tube to Thread AdaptersConnect tube fittings to threaded ports across NPT, BSPT, and BSPP standards. Available in male and female configurations across a full size range.
Applications: Instrumentation, Process Systems, Marine

Port Connectors
Port & Panel ConnectorsDirect port connections for instrumentation manifolds and panels. Male and female configurations for clean, space-saving installations.
Applications: Manifold Systems, Panel Mounting, Subsea

Reducers
Reducing Unions & CouplingsTransition between tube OD sizes without additional fittings. Full range of reducing unions and couplings in fractional and metric sizes.
Applications: Process Piping, Instrumentation, Offshore

Unions
Straight & Bulkhead UnionsInline and bulkhead unions for tube fitting systems. Used for panel penetrations, straight connections, and union crosses in process instrumentation.
Applications: Panel Penetrations, Inline Connections, Power

Weld Gauge
Weld-In Gauge AdaptorsWeld-in sockets and gauge adaptors for direct connection to process pipework and vessels. Ideal for permanent instrumentation installations.
Applications: Process Vessels, Pipework, Refineries

Accessories
Tube Fitting AccessoriesFerrules, plugs, and supporting components for tube fitting systems. Everything needed to complete and maintain your instrumentation assemblies.
Applications: All Instrumentation Systems

Die-Electrics & Gaskets
Isolation & Sealing ComponentsDielectric unions and gaskets that electrically isolate dissimilar metals, preventing galvanic corrosion in mixed-material instrumentation systems.
Applications: Cathodic Protection, Offshore, Chemical Plants
SS316
Material Standard
Twin Ferrule
Fitting System
NPT / BSPT / BSPP
Thread Standards
Fast Dispatch
Availability
ISO Certified
Quality