The 3/8" poppet type check valve with male × female NPT connections is designed for uni-directional flow control and backflow prevention in oil and gas systems. The poppet mechanism provides fast response to flow changes and a positive seal under pressure, ensuring protection of pipelines, pumps, and equipment from reverse flow or pressure transients.

The 3/8" size is suitable for small to medium diameter lines, instrumentation, sampling, and control applications. Male × female NPT connections allow secure inline installation, reducing potential leak points and enabling integration into existing piping without additional adapters.

The valve has a standard working pressure of 6000 psi, with optional configurations rated up to 10000 psi. Selectable cracking pressures range from 1/3 to 25 psi, allowing precise adjustment for system requirements. Construction materials include corrosion resistant SS 316, SS 316L, Duplex, Super Duplex, Hastelloy C276, Inconel 625, Monel 400, and Brass, providing durability in harsh oil and gas environments.

All valves are factory tested for cracking and reseal performance, with pneumatic testing at 1000 psig to verify seat integrity. Heat code traceability ensures material verification, and additional testing including vibration, temperature, and helium is available for critical applications requiring high reliability.

Hex Reducing Couplings Female NPT are precision pipe fittings designed to connect two pipes of different sizes while maintaining a secure, leak-tight connection. The female NPT threads provide a tapered seal that ensures a tight fit when connected to a male NPT thread, making them suitable for high-pressure systems up to 10,000 PSI. The hex shape of the coupling allows for easy tightening with standard tools, providing both convenience and reliability during installation.

Reducing couplings are specifically used when there is a need to transition between different pipe sizes in a system, allowing for flexibility in design and modification of existing pipelines. They help maintain proper flow rates, pressure, and system integrity without the need for custom fittings. This makes them essential in oil and gas systems where varying pipe sizes are common.

These couplings are manufactured from high-quality materials and are compliant with recognized standards, including ASME B1.20.1, SAE AS71051, ISO 7-1, and ISO 228, ensuring consistency, traceability, and durability in demanding applications. Hex Reducing Couplings Female NPT are ideal for situations where space is limited and a reliable connection between different pipe sizes is required, supporting both operational safety and system efficiency.

The Tube Fittings Male Elbow NPT is a mechanical fitting that provides a 90° connection between tubing and components with National Pipe Taper (NPT) threads. It is designed for use in high-pressure systems with operating pressures up to 6000 PSI.

The elbow configuration allows tubing runs to change direction while maintaining a sealed joint. Threads are tapered in accordance with NPT standards to create a pressure-tight seal when properly installed.

These fittings are produced in a range of sizes from 1/4” to 1” and are manufactured in line with ASME B16.34, MSS-SP-99, and ASME B31.3 requirements. Typical applications include oil, gas, and industrial process systems where tubing must be connected to threaded equipment or piping at an angle.

HDI Gauge systems used in oil and gas operations are often exposed to harsh environments and continuous use. To maintain accuracy, reduce downtime, and extend the service life of these systems, it is critical to have access to replacement components that are both durable and compatible. A full range of spare parts is available to support maintenance needs, including displays, sensors, cables, processor boards, connectors, and housing elements.

These parts are designed to be interchangeable across compatible models, allowing operators to replace worn or damaged components without requiring full system replacement. This modularity improves cost efficiency and simplifies logistics, especially in remote field locations. Most components are field-replaceable, reducing the need for specialized service technicians and enabling faster return to operation.

Processor boards and display units typically share a common design across multiple gauge models, streamlining inventory requirements and providing flexibility during urgent repairs. Sensors are matched with gauge heads for calibration accuracy but can be easily re-paired and recalibrated in the field or through service support if needed.

Using certified or manufacturer-specified replacement components ensures continued compliance with safety standards, maintains the expected measurement accuracy, and supports the longevity of the equipment. These parts are often backed by service documentation or part tracking for maintenance records and equipment history management.

In short, a well-organized supply of compatible, high-quality parts is essential for effective pressure and temperature gauge system upkeep in demanding industrial settings.

The 3/8" poppet type check valve with female × female NPT connections allows fluid to flow in one direction while preventing backflow in oil and gas systems. Its poppet mechanism responds quickly to flow changes and provides a positive seal under pressure, protecting pumps, pipelines, and other equipment from reverse flow and pressure spikes. This size is suitable for small to medium diameter lines, instrumentation, sampling, and control applications where reliable uni-directional flow is required.

The valve has a standard working pressure of 6000 psi, with optional configurations up to 10000 psi. Cracking pressures are selectable from 1/3 to 25 psi to meet system-specific requirements. It is available in corrosion-resistant materials including SS 316, SS 316L, Duplex, Super Duplex, Hastelloy C276, Inconel 625, Monel 400, and Brass.

The valve is designed for reliable long-term operation in demanding oil and gas environments. Its construction ensures consistent performance under varying pressures and temperatures, and the robust poppet mechanism minimizes maintenance requirements while maintaining system integrity over time.

The 5 Valve Manifold R Type – Pipe to Pipe is designed for high-pressure oil and gas applications where differential pressure transmitters or gauges need to be connected, calibrated, and maintained safely. This manifold provides two block valves, two equalizer valves, and one bleed valve in a single assembly, allowing operators to isolate the transmitter, equalize pressure between impulse lines, and safely vent pressure when required.

The R Type configuration is particularly suitable when multiple valve functions are needed in a compact layout. By combining all five valves in one manifold, it reduces the number of separate components, minimizes potential leak points, and saves installation space compared to using individual valves.

This manifold is ideal for environments where reliability and safety are critical, offering 6000 PSI standard working pressure, metal-to-metal sealing for high-pressure and temperature performance, and compatibility with NACE MR 01 75 materials. Its design ensures smooth operation, low torque handling, and long-term durability, making it the preferred choice for complex measurement and control systems in oil and gas operations.

The HDI 1000P Pressure Gauge System is a battery-powered, intrinsically safe electronic gauge used to monitor high-pressure systems in oil and gas operations. It measures pressure using a strain gauge sensor and provides real-time readings on a digital display with both numeric and bar graph formats. Common applications include choke manifolds, cementing units, coiled tubing, and high-pressure pumping systems.

With pressure ranges available from 5,000 psi up to 30,000 psi, the 1000P is suitable for demanding environments. It offers ±0.5% full-scale accuracy, and optional 4-20mA or 0–1 VDC outputs for integration with PLCs or remote monitoring systems. The unit is housed in a sealed stainless steel enclosure and built to perform reliably in harsh, high-vibration field conditions.

Designed for ease of use, the 1000P includes a field-replaceable battery pack and supports a range of connection types such as 2" 1502, 2002, 2202, or flanged. Its solid-state platform minimizes maintenance and ensures consistent performance over time, making it a dependable tool for critical pressure monitoring tasks.

The R Type 2 Valve Manifold Integral Mount 1/2” Female NPT is a compact and robust solution for connecting impulse lines directly to pressure transmitters or gauges. It features a simple two-valve arrangement that allows operators to block process pressure, safely bleed trapped pressure, and calibrate transmitters without the need for additional piping. This configuration ensures quick and efficient maintenance and reduces potential leak points.

Its integral mount design allows the manifold to be attached directly to the transmitter, eliminating the need for extra brackets or complex assemblies. This not only saves space but also provides a secure and stable connection, which is particularly useful in oil and gas applications where reliability under high-pressure conditions is critical.

The manifold is constructed with a metal-to-metal body and bonnet seal to handle pressures up to 6000 PSI, with higher pressure options available upon request. It is fully factory tested for seat and packing leakage, and materials can be supplied to meet NACE MR 01 75 standards. The R Type is suitable for a wide temperature range and is designed to provide smooth operation, long-term durability, and leak-free performance even in demanding field conditions.