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Fasteners and bolting

High integrity, certified and approved fasteners, serving critical industry needs

LONESTAR HYDROBOLT FASTENERS SRL

Precision engineered fasteners and bolting

The LoneStar Group of businesses specialise in forging, thread rolling and machining the highest quality fasteners, working to precise customer specifications to create a truly bespoke product. Here in Eastern Europe, LoneStar Fasteners Hydrobolt SRL brings the power of our world leading global network to your doorstep, together with expert local support from our team of experts.

Precision bolts and certified fasteners

We supply products from our global manufacturing network of engineered to drawings, producing fasteners with special threads and tight tolerances, in a practically unlimited range of diameters and lengths.

ASTM studbolts

We hold one of the largest inventories of fully certified ASTM fasteners in the industry. Stock includes studbolt assemblies, as well as finished and semi finished fasteners including hex bolts, socket products, and nuts in carbon and stainless steel, plus exotic grades such as duplex, super duplex and 660. Fasteners can be supplied in accordance with PED 97/23/EC Annex 1 para 4.3 .

API bolting

We supply a full range of bolting products to conform with American Petroleum Institute standards for operational and environmental safety and efficiency.

NORSOK M650, D59 and D60 fasteners

We supply products in line with NORSOK standards, the particularly rigorous regulations developed by Standards Norway to replace and supersede oil company specifications.

Machined components and OEM parts

By collaborating with OEM companies in the oil and gas and power generation sectors, we have grown from a fastener supplier to a complete supply chain partner for engineered and turned parts.

High temperature, creep resistant fasteners

LoneStar Fasteners Hydrobolt SRL supplies creep resistant turbine bolts and rotor studs with very tight tolerances and concentricity. These are typically used for coupling rotating equipment and high temperature applications, such as gas or steam turbines.

ASME

We stock and supply nuclear fasteners to the relevant quality standards, including NQA-1, ASME NCA 3800 and 10CFR50B.

Wind turbine fasteners and bolts

As a high integrity bolting manufacturer, we are highly active in both onshore and offshore applications, supplying critical bolting and fastening products to the developing wind energy sector.

Product & Services

Excellence as standard

LoneStar Fasteners Hydrobolt SRL is your local source for high performance fasteners, gaskets and, precision engineered products. We offer a reliable, expert partnership to clients in all industries, with huge, permanent on-site stocks ensuring rapid supply of mission critical components. Our service covers identification of parts, timely delivery, assembly, packing and labelling, documentation and technical support.


Fasteners and bolting

Engineered to exacting standards, for the full spectrum of critical industry.

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Gaskets and seals

Standard and bespoke products in a wide range of materials, approved and accredited for critical industry applications.

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Precision engineered components and assembly

Fully bespoke, precision engineered components and assemblies, designed and manufactured in house.

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CNC machining, hot forging and thread rolling

Custom threading, hot forging and machining for all grades and finishes.

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Specialised coating and plating

Providing coating and plating expertise, we strengthen your precision engineered products.

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On site supply chain service

Global manufacturing and robust stockpiles for an unmatched supply chain service.

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24 hour Breakdown service

Combining localised technical support with global reach, our breakdown service operates 24/7, all around the world.

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Independent test laboratories

Class leading independent ISO 17025 accredited test laboratories in Europe, the USA and the Middle East.

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Specialist technical support

Our global team of longstanding engineering experts, technical specialists, and future technologists are on hand to deploy unmatched industry understanding to every project.

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Cutting and threading

Cost effective cutting, threading, coating, chamfering, stamping and more

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