B12AD - D/R Euro Thread Bar

Accessories | Wall Forming Accessories

Dayton

The B12AD Euro Thread Bar is a hot-rolled high strength steel with two flat sides in the thread pattern. This bar has been used in Europe on all types of projects for years. The flat sides provide self-cleaning and allow a gripping surface for turning the bar. Euro Thread Bar is available in both 15mm (5/8") and 20mm (7/8") diameters and is standard in 19'-1" lengths. Euro Thread Bar is bendable.

The B12AD Euro Thread Bar 15MM and 20MM Diameters Only is also available to be made to order. Please call for lead timing, pricing, and availability. 

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What Are the Different Thread Bar Types?

In the world of construction and engineering, the choice of thread bar can significantly impact the structural integrity and longevity of a project. With an array of options available, it becomes imperative to discern the subtleties between various thread bar types. In this comprehensive guide, we delve into the intricacies of different thread bar variants to empower you with the knowledge needed for informed decision-making.

Before we explore the nuances of various thread rebar types, it&#;s crucial to grasp the fundamentals. A thread bar is a crucial component in construction, serving as a reinforcement element in concrete structures. Typically manufactured from high-strength steel, thread bars are known for their ability to enhance tensile strength, making them indispensable in various applications.

The Core Varieties: Exploring Different Thread Bar Types

1. Standard Thread Bars

Characterized by their simplicity and versatility, standard thread bars are the go-to choice for many construction projects. With a uniform threading pattern, these bars offer reliability and ease of installation.

2. High-Strength Thread Bars

When projects demand superior strength and durability, high-strength thread bars step into the spotlight. Engineered from specialized alloys, these bars provide exceptional tensile strength, making them ideal for heavy-duty applications.

In environments prone to corrosion, such as coastal areas or structures exposed to harsh weather conditions, opting for corrosion-resistant thread bars becomes imperative. These bars are typically coated with protective layers to ensure longevity in corrosive settings.

4. Fully-Threaded vs. Partially-Threaded Bars

The threading pattern of thread bars varies, with some featuring full threading, while others opt for partial threading. Fully-threaded bars provide consistent strength throughout their length, while partially-threaded bars offer a balance between strength and flexibility.

Selecting the Right Thread Bar: Key Considerations

1. Project Requirements

Before making a decision, carefully assess the requirements of your project. Consider factors such as load capacity, environmental conditions, and the specific structural demands to determine the most suitable thread bar type.

2. Material Composition

The material composition of a thread bar is pivotal. High-strength steel is a common choice, but depending on the project&#;s demands, alloys or coatings may be necessary to enhance durability and resist corrosion.

3. Installation Ease

Different thread bar types come with varying installation complexities. Factor in the ease of installation, especially if time constraints are a concern for your project.

4. Budgetary Considerations

While quality should never be compromised, it&#;s essential to consider budget constraints. Evaluate the cost-effectiveness of different thread bar types in alignment with your project&#;s financial parameters.

Conclusion

In conclusion, the world of thread bars is diverse, offering a spectrum of options tailored to meet the unique demands of construction projects. From standard threaded rod&#; to corrosion-resistant variants, each type serves a specific purpose in enhancing structural integrity. When choosing the right thread bar type for your project, meticulous consideration of project requirements, material composition, ease of installation, and budgetary constraints will pave the way for optimal outcomes.

A guide to threaded rods

 

A threaded rod is a type of fastener typically used to stabilise structures or some other object to a wall or ceiling. It&#;s also used when even the longest bolt or screw is too short for the job.

 

Threaded rod is known by several other names you should become familiar with:

Threaded stud

All thread

All-thread rod

Threaded bar

Screw rod

It&#;s threaded in a helical structure, like a long-threaded bolt or screw: The threading causes rotational movements during installation. The combination of rotational and linear movements generate resistance to pressure. You can screw nuts or bolts to it.

Threaded rod vs. bolt

If a threaded rod is similar to a bolt, what&#;s the difference? A rod is threaded on both ends, whereas a bolt has a head and is threaded on the other end. Size is another difference. Rods are usually long, whereas bolts are typically just a few inches long. That said, it&#;s possible to make a one-inch left-hand threaded rod simply by cutting a long-threaded rod down. Left-hand refers to the direction of the rotation. Threads can be either right-handed or left-handed &#; even both.

What are threaded rods used for?

Threaded rods pin or fasten two materials together. Their purpose is to withstand high levels of pressure and tension, though this depends on the threaded-rod material.

Threaded metal rods, which include titanium, zinc-plated steel and stainless steel, are used for heavy-duty applications. For example, a stainless-steel threaded rod or a threaded steel rod for that matter, is used in construction to join wood and metal together and stabilise structures. Copper threaded rod is malleable and ductile. With its high thermal and electrical conductivity, it&#;s a popular choice as a heat conductor and applications involving electricity, and as a building material.

Plumbing and contracting typically relies on threaded rods made of steel or stainless steel. They&#;re commonly used in HVAC installations, for example. They enable quick level or the sloping installation of ductwork, heaters, air handlers and other equipment. They&#;re also used to hang suspended ceilings and are ideal when proper alignment is needed in manufacturing and medical machines. You can even get hollow threaded brass rods, which are typically used in lampholders to feed wires.

Threaded rod can be made from a variety of materials, such as titanium and aluminium. Titanium is lightweight, resists corrosion and boasts high strength. Aluminium is very versatile with excellent corrosion resistance and good machinability.

Plastic threaded rods have gained in popularity, particularly nylon. It costs less than metals and is non-corrosive. In some non-structural applications, nylon threaded rods have replaced metal as the material of choice. It&#;s easy to cut to size and offers good insulating properties. The fact that it&#;s lightweight and resists vibration makes it ideal for the automotive industry.

Threaded rod colour code chart

You might notice that threaded rods are sometimes colour coded on one end. These codes are defined by the International Organization for Standardization (ISO) and recognised worldwide. White indicates the strongest rods. Red is the second strongest, made of 316L stainless steel, also called A4. Green is the third strongest, made of 304 stainless steel, or A2.

Types of threaded rods

The types of threaded rod include:

Fully threaded rod

The thread runs the entire length of the rod. These are the rods that typically secure structures to walls and ceilings.

Double-sided threaded rod

This is a rod with threaded ends. The rod usually fits into an unthreaded hole and both threaded ends are fixed with nuts. These are commonly used in doors and assembly housings.

Internally threaded rod

Designed to mate with a threaded component. This not only ensures a secure joint but makes it easier to take apart if needed at a later date.

Tap-end studs

Similar to double-end threaded rods, but one end is longer than the other and requires a nut. The shorter side is the tap-end and has a chamfered point, which should be lubricated before screwing into a tapped hole. These are commonly used in the automotive industry and also have industrial applications on machines.

Hollow-inside threaded rod

The most commonly used rod in the lighting industry. The rod is hollow to allow cables and wires to pass through.

For more information, please visit 15mm hot rolled thread bar supplier.

How to hang threaded rod from ceilings

Thread the rod into ceiling attachment points. You&#;ll need brackets under the installed piece, held in place with nuts threaded onto the vertical rod. These two components will help with the process:

Threaded rod hangers

Rod hangers are ceiling fixings for threaded rod, though some designs can also be used for walls. With less drilling, they&#;re also an easier alternative to wedge, or drop-in, anchors. They have a self-tapping concrete screw tip at one end with a threaded socket for the rod on the other end. Unlike wedge anchors, these threaded rod fixings can be drilled straight in, repositioned and installed closer to edges and in cracked concrete.

Threaded rod connectors

Threaded rod installation can involve connecting two rods together. Also called threaded rod end fittings, coupling nuts, and threaded rod end connectors, these are threaded internally, like a nut. In fact, metal rod couplers look like elongated nuts. One end of a threaded rod screws into the connector, or coupler, and the second rod screws into the other end.

How to cut threaded rod

Threaded rod cut to length must be done carefully, as it could affect the threads, especially if you&#;re using a hacksaw. You can cut threaded rod with bolt cutters or any tool really, but it&#;s best done with a rod cutter, as it&#;s specific to the job. If that&#;s not an investment you&#;re ready for, then follow these directions:

The best way to cut all thread rods is to first ensure you have what you need:

Bench vise or table clamp to hold rod

Two nuts

Angle grinder with a metal cut-off wheel

Sharpie pen

Safety goggles

Cutting threaded road to length:

Step 1 - Thread two nuts onto the rod past the spot where you plan to cut &#; allow a few inches

Step 2 - Tighten the nuts against each other

Step 3 - Mark where you want to cut

Step 4 - Cut against the shoulder &#; this will give you a clean, right-angled cut

Step 5 - Use the angle grinder to round off the edges &#; you can also use a file for this

Step 6 - Loosen and remove the nuts to clean and realign the threads

Threaded rod sizes

The key dimensions when ordering threaded rod are diameter, thread pitch and length.

The terminology used is the same as that used for screws, although there&#;s more information for screws. You can learn more in What are screw heads, drives and threads?

Threaded rod:

Pitch: The distance from a point on the screw thread to the point on the next thread. You can identify the thread pitch using a pitch gauge. This is a simple matter of checking each form size on the gauge against the thread you&#;re identifying. When you have a match, the gauge tells you the pitch.

Thread angle: The distance between the sides of the thread. It tells us that both sides of the thread are angled to the same degree. Unified threads all have a 60° angle, as mentioned above.

Major and minor diameters: The major diameter is the rod&#;s largest diameter. The minor diameter is the thread&#;s lower extreme diameter.

Pitch diameter: Half the distance between the major and minor diameters.

When specifying a threaded rod

Use the nominal major diameter. The overall length is measured from one end to the other. The length can also be measured first thread to first thread.

Thread count is measured in threads per inch (TPI). Inch-standard fasteners typically use thread count. Metric fasteners use thread pitch. Thread pitch is the distance from a point on the screw thread to a corresponding point on the next thread, which is measured parallel to the axis.

Thread pitch is usually measured in millimetres. The thread series determines the TPI and thread pitch. For standard fasteners, these series include Unified Coarse (UNC), Unified Fine (UNF), Metric coarse and Metric fine.

Threaded rod specifications first list the major diameter followed by the TPI or thread pitch. (Remember, inch-standard fasteners use TPI while metric fasteners use thread pitch.) A dash (-) usually separates the TPI or thread pitch from the major diameter.

For metric threads, an &#;x&#; &#; meaning &#;by&#; &#; commonly separates the thread pitch from the major diameter. Here are two examples of how to specify dimensions:

Standard: ¼" &#; 20 x 6'

Metric: M12 x 1.75 &#; 6g x 200mm

There isn&#;t one full threaded rod standard length. That is, metal rods come in standard lengths of 3-, 6-, 10-, and even 12 feet. Nylon rods are available in smaller sizes. We&#;ve put together this rod thread-size chart as an example of the range of metal sizes available, which vary by manufacturer. It is by no means exhaustive, but for illustrative purposes only.

 

 

 

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