29 July, 2024 Technical Document

When should a monoflange valve be used?

The monoflange valve provides a safe, simple and economical method for direct installation of pressure instruments with the process flange. They combine the function of up to three valves in…

12 July, 2024 Technical Document

Mount and operation of integral block and bleed valves

valves provide a safe, simple and unexpensive way for installing gauges, pressure switches, pressure transmitters and indicators. They combines blocking and purge effects in a single unit, this features are…

18 March, 2024 Technical Document

The STAMPED method

The choice of valves is an important part of the design and maintenance of industrial, piping and instrumentation systems. Without the right valve for a specific application, we could face…

2 February, 2024 Technical Document

How does the Pressure Limiter work?

The is a device intended to protect pressure gauges, pressure switches, pressure transmitters and other critical and expensive instruments against accidental overpressures that could damage them. When, for any reason,…

4 January, 2024 Technical Document

What is the difference between safety valves and relief valves?

Experience has shown us that the safety valve is often confused with the relief valve, and the reality is that they are for different applications. Safety valves are recommended for…

13 November, 2023 Technical Document

What are Sealing and Condensate Pots used for?

Sealing Pots or Bottles are accessories used as part of the instrumentation in all those applications where direct contact of the process fluid and the sensing elements is NOT recommended,…

17 July, 2023 Technical Document

Maximum Pressures for NPT Tapered Threads

A common query from our customers is: "What is the maximum pressure that the different sizes of NPT threads support?". This is really a question, thus formulated, without an answer.…

4 January, 2023 Technical Document

Materials used in components for instrumentation

At ABAC we use different materials to manufacture our fluid control accessories, the most common being stainless steel and carbon steel. Each material has its particularities, linked to the application…

18 October, 2022 Technical Document

What is the CV factor of a valve and what is it for?

The CV factor of a valve is a coefficient that expresses the flow rate, in gallons per minute of water at 60º F, that passes through said valve when there…

26 July, 2022 Technical Document

What is the Gauge Siphon for?

ABAC's CV Gauge Siphon is used to protect pressure gauges and other instruments from the high temperature that comes from hot fluids such as boiler steam. The device allows condensate…

11 July, 2022 Technical Document

Types of manifolds for pressure instruments

The manifold is the link between the pressure instrument and the process, allowing safe and reliable operation of the instrument. ABAC integral manifolds cover a wide field of applications through…

24 June, 2022 Technical Document

Bonnet Design

Most ABAC Manual Valves and all ABAC Manifolds have threaded bonnets on their bodies. These seal any process leaks with a metal-to-metal seal, without joint ring. We have 2 models…

27 May, 2022 Technical Document

Characteristics of Ball Valves

They are characterized by housing inside a sphere with a transverse hole through which the flow of fluids is regulated. At the moment the valve is closed, the perforation is…

1 April, 2022 Technical Document

Characteristics of Needle Valves

They are characterized by having a closure element, plug or stem, with a sharp conical shape that closes against a cylindrical hole. Hence its name. Its function, like most valves,…

22 October, 2021 Technical Document

Hose selection criteria

To guide our customers through the ordering process for an assembled hose, we present in this whitepaper a typical assembly, made up of all possible components that can be used…

24 September, 2021 Technical Document

What is the Rating of a valve?

It corresponds to the different pressure / temperature combinations at which a valve can be used. Different types of ratings can be defined, namely: ▪ Maximum working pressure at room temperature…

24 August, 2021 Technical Document

What is the operating pressure of an ABALOK® connector?

The service pressures of the ABALOK® tube fittings are determined by the tube on which they are installed, since in the face of the unlimited increase in internal pressure, the…

20 April, 2021 Technical Document

Most common types of joints in fluid conduction

They are the mechanisms to join the parts of an installation, normally pipes with accessories or valves. CONICAL THREADS Designed not only to perform a mechanical joint, but also to…

16 March, 2021 Technical Document

Correct mounting of pressure gauge in an installation

To correctly install a pressure gauge, pressure switch or transmitter, it is advisable to use 2 suitably configured valves. Or better yet, an integral block and bleed valve. In normal…

18 February, 2021 Technical Document

Correct operation of a differential pressure manifold

In steady state or normal operation, both locks remain open and the by-pass or equalizer remains closed. In this way, it is ensured that you are perfectly measuring the pressure…

Blog

Categories