Tag Archives: Effective Diameter

Hague Fasteners: The UK Leader in Special Fasteners, Precision Bolting and Made to Drawing Components

Hague Fasteners sets the benchmark for UK‑manufactured special fasteners by delivering precision engineering, full material traceability and ISO‑certified quality for safety‑critical industries where failure is not an option. Moreover, the company actively shapes the standards of high‑integrity fastener production across the UK.

For more than 50 years, Hague Fasteners has led the UK’s specialist bolt and nut manufacturing sector. The team has built its reputation on dependable delivery, meticulous engineering and a commitment to quality that goes far beyond standard fastener production. As a result, the business continues to redefine what high‑integrity fastener manufacturing should be: controlled, traceable and engineered with absolute accountability.

Why Hague Fasteners Leads the UK Special Fastener Market

What sets Hague Fasteners apart is not just experience, but the way the company manufactures. Furthermore, every process is intentionally designed for environments where failure is unacceptable — including nuclear, defence, oil & gas, heavy engineering and power generation. As a result, safety, compliance and performance are non‑negotiable at every stage.

Quality Engineered Into Every Stage of Production

Hague Fasteners’ manufacturing workflow is driven by strict, quality‑led principles that ensure consistency, reliability and full accountability.

Full Material Traceability

Every component is traceable from raw material receipt through to final inspection, ensuring complete transparency and compliance throughout the manufacturing process.

Dimensional Accuracy at Every Step

Precision machining and in‑process checks ensure each part meets the exact requirements of the customer’s drawing – no deviations and no assumptions.

Rigorous Inspection

  • First Article Inspection
  • Detailed dimensional checks
  • Verification against technical specifications

No component leaves the Wolverhampton facility without meeting the highest standards of integrity and performance.

Certified, Documented and Trusted Manufacturing

Hague Fasteners operates under ISO 9001 certified systems, ensuring consistency, repeatability and continuous improvement across every order. Furthermore, all certification and documentation align with contractual and regulatory requirements, giving customers complete confidence in the integrity of every fastener.

The company’s commitment to responsible, compliant manufacturing is reinforced through its alignment with respected UK standards bodies, including:

  • British Standards Institution (BSI)
  • Made in Britain
  • British Stainless Steel Association (BSSA)

Supporting the World’s Most Demanding Industries

The industries that rely on Hague Fasteners operate in some of the harshest and most safety‑critical environments. As a result, the company provides a combination of expertise, responsiveness and technical clarity to support both planned projects and urgent breakdown situations. In addition, this ensures customers benefit from consistent quality, reduced risk and dependable supply at every stage.

  • Bespoke and non‑standard fasteners manufactured in the UK
  • Made to drawing bolts, nuts, studs and precision components
  • Engineering support for urgent, complex and long‑term requirements
  • Reliable global supply backed by responsive Wolverhampton‑based production

Raising the Standard for Special Fasteners

In a market where precision, traceability and trust matter, Hague Fasteners continues to raise expectations. Moreover, the company champions a manufacturing model that is not mass produced or catalogue driven, but engineered with care, control and accountability. As a result, customers benefit from consistently high‑integrity components.

For organisations requiring high integrity, made to drawing fasteners, Hague Fasteners remains a proven and trusted partner.

Discuss Your Special Fastener Requirements

To request a quote or discuss a bespoke bolting requirement, contact:

sales@haguefasteners.co.uk

Connect With Hague Fasteners

Zeus Book Thread Data Tables

Screw Thread Calculator iPhone Free App – Version 2.0
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We are pleased to announce the imminent update to our “modern day Zeus book”.

At last the Thread Data Charts made famous in engineers pocket guides for decades are consigned to history.

The major v2.0 update to our Free utility has been submitted for approval in the AppStore and will be on your devices within days.

The outstanding update brings the requested full diameter / pitch combination selection across Metric, Unified and Whitworth thread forms.

Now the custom dual scroll wheel gives total functionality for all preferred, non-preferred and custom thread forms. You can now quickly identify 1st, 2nd & 3rd choice thread pitches for each diameter and see the relevant data.

The Hague Screw Thread Calculator will now allow you to select custom pitches beyond Coarse, Fine & Extra Fine.

The update also now calculates and displays the tapping drill size (mm) for every calculated thread across all Metric & Imperial thread forms.

This latest release of our popular and unique Thread Data app sees a resource far greater than the antiquated Zeus Precision Thread Data Tables often seen in the toolbox of engineers around the world.

We welcome any further requests and recommendations you would like seen implemented in any future updates of the Engineers Free Resource:- The Hague Screw Thread Calculator.

Download Hague Screw Thread Calculator FREE in the Appstore

Screw Thread Calculator App is the "modern day Zeus Book"

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Our Free iPhone App the “Hague Calc – Screw Thread Calculator” has only been available in the AppStore for 4 days but already it has been received with great reviews around the World.

Initial status report received from Apple show downloads have doubled each day with the app being warmly received in the USA & Canada, Australia, India, China, Japan, Russia and throughout Europe.

Early reviews are tremendous with common comments referring to the Screw Thread Calculator App as being the “Modern Day Zeus Book“.

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The Zeus Book is a useful tool that has been in every engineers pocket for over half a century and offers data tables for more than just the Screw Threads our app is designed for but we are proud and somewhat humbled with this analogy.

We are thrilled that the App has been fantastically received by colleges, universities, students and Apprentices around the UK, with a recent boom in engineering being seen as a career path once again we hope our App helps modernise our fantastic British Industry and aids the next generation of Engineers even if in only a small way.

If you’ve not had a play with our FREE Screw Thread Calculator yet, be sure to visit the AppStore and download it now. Just type “Hague” or “Screw” into an AppStore search and you’ll see The Hague Calc App for download straight to your device.

Screw Thread Calculator App

Hague Fasteners Release Free Screw Thread Calculator App

Jon Hague Launches Hague Calc iPhone Fastener App

Hague Fasteners have been manufacturing Custom Fasteners for Global Industry since 1971.

Over the decades Hague Fasteners have machined every conceivable thread form and thread pitch combination, relying on British, ISO, American, indeed all International standards to verify the data needed to produce critical components in all materials.

Hague Fasteners have continually adapted their operation to adopt modern practices and technological advancements, both in their production facility and commercial administration offices.

Hague Fasteners are proud to announce the availability of a new utility for Fastener Professionals and Design Engineers all over the World with the release of the Hague Screw Thread Calculator App for iPhone.

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Throw away those Thread Data Tables and Screw Thread books as Hague Fasteners bring you the perfect Engineers Thread Companion.

Now you can see all the data you need for Unified & Whitworth Imperial Screw Threads along with ISO Metric and Custom threads.

This handy calculator shows all the data you need for Standard UNC, UNF, UNEF, BSW, BSF, Metric Coarse & Metric Fine Threads.
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The Free App was officially unveiled at the 2014 European Offshore & Energy Exhibition at the NEC Birmingham, and is available in the iPhone App Store now, with exciting updates already being worked on for imminent release including the facility to create any non-standard custom thread size / thread pitch combination.