The Mini Needle Valve Series – Male x Female is designed for accurate and reliable flow control in small or compact piping systems. Its male-to-female connections allow easy integration into existing instrumentation or process lines. The valve ensures bubble-tight shut-off, preventing leaks in sensitive applications.

The rolled stem threads provide smooth operation, strength, and long service life, while the mirror-finished stem reduces friction, extends packing life, and ensures consistent performance. Packing located below the stem threads prevents lubricant washout, protects against corrosion, and keeps solids from entering the thread area, which could cause damage.

With low operating torque, these valves are easy to operate even in tight spaces. Optional panel-mount versions allow installation in control panels or instrument assemblies, making them ideal for oil and gas, chemical, and other industrial applications where precise flow control is essential.

The 1/2" poppet type check valve with male × female NPT connections is designed to allow fluid flow in one direction while preventing backflow in oil and gas systems. Its poppet mechanism provides fast response and a positive seal under pressure, protecting pipelines, pumps, and equipment from reverse flow and pressure fluctuations.

The 1/2" size is suitable for medium diameter lines, instrumentation, sampling, and control applications where reliable uni-directional flow is required. Male × female connections enable secure inline installation and integration into existing piping systems without additional fittings, reducing potential leak points and simplifying system layout.

The valve has a standard working pressure of 6000 psi, with optional configurations up to 10000 psi. Selectable cracking pressures range from 1/3 to 25 psi, allowing precise adaptation to system requirements. Construction materials include corrosion-resistant SS 316, SS 316L, Duplex, Super Duplex, Hastelloy C276, Inconel 625, Monel 400, and Brass, ensuring durability in demanding 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 quality and material verification, and additional testing including vibration, temperature, and helium is available for critical applications requiring high reliability.

The HDI 2522 Choke Position Indicator System is a 4-inch solid-state electronic device used to precisely monitor the position of chokes in oil and gas operations. It provides position readings in 1% increments from fully closed (0%) to fully open (100%). The system supports a variety of choke types by interfacing with linear, rotary, or retractable potentiometers, making it adaptable to different choke designs commonly used in the industry.

This indicator eliminates the need for pneumatic air lines traditionally used for position sensing, improving reliability and reducing maintenance requirements. The gauge features a liquid crystal display (LCD) with both a numeric readout and an analog bar graph for quick visual interpretation of choke position. It includes a low battery indicator to ensure continuous operation.

The system is battery powered with a field-replaceable 3.6 Vdc power pack rated for one year of continuous operation. The internal battery powers the gauge electronics but not optional 4-20mA output loops. The 2522 supports up to two additional slave gauges for remote position displays, allowing flexible monitoring setups across control rooms.

Its robust, impact-modified polycarbonate/PBT alloy case is UV stabilized and sealed with gaskets to protect the electronics. The device operates within a temperature range of -40°F to 176°F (-40°C to 80°C) and is suitable for harsh oilfield environments.

Installation is straightforward, with recommended cable lengths up to 1,500 feet between the gauge and potentiometer, and customizable cable options available to fit specific site needs. Each system is factory matched and serialized, supplied with a signed calibration certificate, ensuring accuracy to within ±1% full scale.

Overall, the 2522 system provides a reliable, accurate, and low-maintenance solution for real-time choke position monitoring, enhancing operational control and safety in oil and gas production.

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.

The Panel Mounted Ball Valve, 2-Way Female × Female, is an isolation valve designed to control, start, or stop fluid flow in oil and gas piping systems. Its 2-way configuration allows flow in either direction between two ports, providing reliable on/off operation for process lines, sampling, injection systems, or bypass lines.

The female × female connections provide secure inline installation without the need for additional fittings, reducing potential leak points and simplifying system integration. The panel-mounted design enables operation from a control panel, making it suitable for applications where multiple valves are centralized or access to the pipeline is limited.

The valve features a floating ball design that ensures leak-proof shut-off under high-pressure conditions. Operation is achieved via a quarter-turn handle, which indicates flow direction and allows fast, low-torque control. The three-piece construction facilitates easy installation, maintenance, and replacement of internal components. It is factory tested for seat and stem leakage and is available in a range of corrosion-resistant materials including SS 316, SS 316L, Duplex, Super Duplex, Hastelloy, Inconel, and Monel. Optional compliance with NACE MR0175 and fire-safe designs make it suitable for demanding industrial environments.

The Gauge Root Bleed Valve with vent tube and handle is a high-pressure valve designed to provide safe venting and pressure release in industrial and oil and gas systems. It is typically installed in high-pressure piping where pressure gauges or instruments are connected, allowing operators to isolate and safely bleed off pressure for maintenance, calibration, or inspection. The vent tube directs released media away from the operator, reducing the risk of injury or contamination, while the handle provides easy and precise manual operation.

This valve is rated for 6000 PSI standard working pressure, with higher pressures available on request, and is constructed with a metal-to-metal body and bonnet seal for reliable sealing at high temperatures and pressures. It features a backseat stem for added security, a self-centering, non-rotating tip to ensure leak-free performance, and a simple adjustable gland retainer to maintain packing stability over time.

Factory testing includes pneumatic tests with nitrogen at 1000 PSI to verify seat and packing integrity, with a maximum allowable leak rate of 0.1 sec/min. The valve materials can be supplied in stainless steel or other corrosion-resistant alloys and are compatible with NACE MR 01-75 standards. Heat code traceability ensures quality control and material verification for critical applications.

This valve is essential for safely isolating and venting pressure from instruments, gauges, or process line.

The HDI 2021 Pressure Transmitter System is an electronic device designed to measure pressure accurately and convert it into a standardized 4–20 mA electrical signal for monitoring and control. It consists of a strain gauge sensor embedded in a stainless-steel housing and a transmitter assembly that processes the sensor signal. This system is widely used in oil and gas operations to provide precise, real-time pressure data essential for safe and efficient wellhead monitoring, pump and compressor control, manifold pressure tracking, and other critical process points.

In typical oilfield applications, the transmitter measures pressure at locations such as wellheads, flowlines, separators, and pumps to ensure that equipment operates within safe pressure limits, preventing failures and optimizing production. The 4–20 mA output enables easy integration with control systems, remote displays, data loggers, and automated safety shutdowns, supporting operational decisions and regulatory compliance.

The 2021 system supports pressure ranges from 5,000 psi to 20,000 psi, with overpressure protection allowing up to 30% above rated pressure for lower ranges, and 10% for higher ranges. It offers multiple housing options including hammer unions and various flanged connections to fit existing infrastructure. The sensor uses a high-quality strain gauge design with a robust stainless-steel case to ensure durability in harsh field conditions. A shielded instrument cable (up to 200 feet recommended) connects the sensor to the transmitter, minimizing electrical noise for reliable data transmission. The system is field repairable and designed with no moving parts or fluids, reducing maintenance needs and enhancing reliability.

The 2021 Pressure Transmitter System delivers accurate, dependable pressure measurement critical for monitoring and controlling high-pressure equipment in oil and gas operations, helping to maintain safety, protect assets, and improve production efficiency.

The Double Block and Bleed Valve with Flange x Thread connections and Ball x Ball isolation with Needle Drain is a compact assembly designed to provide dual isolation in oil and gas systems. The two ball valves ensure reliable upstream and downstream shutoff, while the needle drain allows controlled venting, sampling, or pressure release between the isolation points. This design reduces the number of flanged joints and potential leak paths, improving safety and reliability in instrument and process applications.

The valve is available in sizes from ½ inch to 2 inch and pressure classes from 150 to 2500, making it suitable for a wide range of process conditions. It can be manufactured in various materials including SS 316, SS 316L, Duplex, Super Duplex, Hastelloy, Inconel, and Monel, and can be supplied to meet NACE MR-01-75 requirements. The assembly is built to recognized standards including ASME B16.34, API 6D, and ISO 17292 and is tested to ensure proper operation, minimal leakage, and long service life.

This valve is ideal for instrument isolation, gauge protection, chemical injection, sampling connections, and other applications where safe and reliable dual isolation is required. Its compact and integrated design reduces installation complexity, simplifies system layout, and provides a safer and more efficient solution compared to assembling individual valves.

The HDI 3200 MGS Differential Monitoring System is a battery-powered, stand-alone device designed to monitor critical pressures and temperature in Mud Gas Separator operations within oil and gas drilling environments. It measures and displays the differential pressure between the liquid seal and mud gas pressure, along with monitoring the mud temperature. These measurements are essential for maintaining safe and efficient separator function, ensuring proper gas-liquid separation, and preventing equipment damage or hazardous conditions.

The system uses accurate and reliable pressure and temperature gauges, with pressure readings displayed in 1 PSI increments. It supports alternate engineering units to meet user preferences or site requirements and provides a 4-20mA output for integration with local or remote monitoring and control systems.

The enclosure is made of a durable polycarbonate/PBT alloy that is impact-resistant and UV stabilized, suitable for harsh field conditions including exposure to sunlight, moisture, and rough handling. Its compact, modular design allows for easy installation and maintenance.

The 3200 MGS Differential Monitoring System is essential in drilling operations for continuously monitoring pressure differences and temperature within Mud Gas Separators. This helps ensure the separator is functioning correctly by preventing gas or liquid buildup that could lead to equipment damage or unsafe conditions. By providing real-time data, the system supports safer drilling processes, reduces downtime, and helps maintain optimal performance in challenging well conditions.