Close Nipples Male NPT are precision pipe fittings designed to connect two female NPT threaded pipes in oil and gas and process systems. Their short, compact design allows installation in tight spaces while providing a reliable and leak-tight connection. Manufactured from high-quality materials such as stainless steel, brass, or carbon steel, they offer corrosion resistance and durability for demanding industrial environments.

The fittings are produced with burr-free internal surfaces to ensure smooth flow and minimize pressure drop. All threads are tapered in accordance with ASME B1.20.1 and SAE AS71051 standards, allowing secure engagement and leak-free sealing when used with appropriate thread sealants. Close Nipples are suitable for instrumentation lines, pipelines, and other fluid or gas transfer systems where precise alignment and compact installation are required.

They are rated for pressures up to 10,000 PSI, depending on material and size, and are marked with manufacturer, size, material, and heat code for traceability. The fittings are thoroughly cleaned to remove oils, grease, and loose particles, ensuring safe use in sensitive applications. Their simplicity, high-pressure capability, and space-saving design make them a reliable choice for critical connections in oil and gas operations.

The Gauge Root Valve Male x Female with Lagging Extension is designed for controlling and isolating pressure instruments on pipelines where insulation is applied. The lagging extension allows the valve handle to extend above the insulation, ensuring operators can access and operate the valve safely without removing or damaging the insulation. This design maintains the integrity of the insulated pipeline while providing reliable valve operation.

The valve is manufactured to ASME B16.34 standards and meets ISO 9001, PED, and ATEX requirements, ensuring quality and compliance for industrial and oil and gas applications. It is rated for a standard working pressure of 6000 PSI and can be supplied for higher pressures upon request. The temperature range of the valve spans from -50°C to 230°C, with higher temperature options available with graphite sealing. A metal-to-metal body bonnet seal provides high-pressure and high-temperature sealing without the need for O-rings.

The valve features a back-seated stem for added security, a self-centering non-rotating tip for consistent shutoff, and a simple adjustable gland retainer for stable packing. The rolled stem threads and mirror-finished stem through the packing allow smooth operation, reduce packing wear, and provide long-lasting performance. The removable “T” handle and dust cap on the stem further enhance ease of use and protection.

This valve is particularly suitable for applications where pipelines are insulated, allowing for accurate gauge measurement, safe operation, and minimal disruption to insulation.

The 1/2" poppet check valve with female × female NPT connections is designed to allow fluid to flow in only one direction while preventing any backflow. This is important in oil and gas systems because backflow can damage pumps, pipelines, and other equipment. The valve is commonly used in medium-sized lines, instrumentation, sampling, and control applications where reliable flow control is required.

The valve operates at a standard pressure of 6000 psi, with optional configurations available for pressures up to 10000 psi. Cracking pressures, the minimum pressure needed to open the valve, can be selected from 1/3 to 25 psi, giving flexibility to match the needs of specific systems. Its poppet mechanism responds quickly to flow changes and provides a tight seal, ensuring consistent performance and preventing leaks.

Made from corrosion-resistant materials such as SS 316, SS 316L, Duplex, Super Duplex, Hastelloy C276, Inconel 625, Monel 400, and Brass, the valve is suitable for harsh oil and gas environments. Female × female NPT connections allow for secure inline installation without extra fittings, reducing the risk of leaks and simplifying integration into existing piping.

Each valve is factory tested for cracking and reseal performance, ensuring it opens and closes reliably. Heat code traceability is provided to verify material quality. Additional testing, such as vibration, temperature, and helium testing, can be requested for applications requiring high reliability.

This valve is compact, durable, and designed for long-term operation with minimal maintenance. It helps maintain system pressure, protects critical equipment, and ensures that oil and gas systems operate safely and efficiently.

In oil and gas systems, controlling the direction of fluid flow is critical to protect pipelines, pumps, and equipment. The 1/4" poppet type check valve with female × female NPT connections provides reliable uni-directional flow, preventing backflow and maintaining system integrity. Its compact size makes it ideal for small diameter lines, instrumentation, sampling, and control applications, while the female × female connections allow secure inline installation without additional fittings.

The valve has a standard working pressure of 6000 PSI, with optional configurations rated up to 10000 PSI. Selectable cracking pressures from 1/3 to 25 PSI allow precise adaptation to system requirements. It is available in corrosion-resistant materials including 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 guarantees quality and material verification, and additional testing, including vibration, temperature, and helium, is available for applications requiring maximum reliability.

The Gauge Root Valve Male x Female with Lagging Extension in 1/4” NPT is a small but robust valve used to safely isolate pressure gauges in pressurized systems. It is designed to handle pressures up to 6000 PSI and temperatures from -50°C to 230°C, providing a reliable seal and leak-free operation. The lagging extension lets the valve be operated without removing insulation, protecting both the system and the operator.

The valve includes features to make it safe and easy to use: a back seat on the stem for extra security, a self-centering non-rotating tip for consistent shutoff, and an adjustable gland retainer to keep the packing tight. The removable T-handle allows smooth operation with minimal effort, while the dust cap prevents dirt or debris from entering the valve. All valves are factory tested for performance, include heat code traceability, and can be made from materials compliant with NACE MR 01-75 for corrosion resistance.

This valve is ideal for oil and gas systems where isolating gauges safely, maintaining insulation, and ensuring reliable operation are essential.

Hex Body Needle Valves Female x Female are precision valves designed for accurate flow control and isolation in piping systems. The hexagonal body allows for easy installation and secure tightening using a standard wrench. Both ends have female threads, enabling direct connection to male-threaded pipes or fittings without additional adapters.

These valves are suitable for high-pressure and high-temperature applications, with a standard working pressure of 6000 psi and temperature ratings from -50°C to 230°C, extendable up to 500°C with graphite. They are commonly used in oil and gas, instrumentation, and process control systems to regulate fluid or gas flow, perform system bleed operations, or isolate sections of a pipeline.

The valves feature a metal-to-metal body and bonnet seal for durability, a self-centering non-rotating stem tip for consistent shutoff, and packing located below the threads to prevent process media from reaching the threads. Factory-tested for seat and packing leakage, these valves provide reliable, leak-free performance in demanding environments.

The Double Block & Bleed Valve – Flange x Flange – Ball x Ball with Needle Drain is a high-performance isolation and venting solution designed specifically for oil and gas applications. This valve combines two independent ball isolation valves and a centrally located needle drain valve within a single, compact body, ensuring reliable double isolation and safe pressure relief or venting.

Manufactured in compliance with ASME B16.34, API 6D, and ISO 17292 standards, it offers assurance of global quality and safety benchmarks. The design accommodates line sizes ranging from ½” to 2”, with pressure ratings from Class 150 up to Class 2500, making it suitable for both standard and high-pressure operations.

The flange x flange connections provide secure installation and easy integration into piping systems, while the ball x ball configuration guarantees tight shut-off. The needle drain allows for controlled venting, sampling, or pressure equalization, enhancing operational safety and efficiency.

The valve is well-suited for critical applications such as pipeline isolation, meter calibration, instrumentation, and maintenance operations in oil and gas facilities. Its compact, space-saving design reduces potential leak paths compared to conventional multi-valve assemblies, lowering installation costs and improving reliability.

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.