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sales@lsfe.com +44 (0) 121 345 0923 +44 (0) 121 435 0009
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ASTM Stud Bolts & Bolting

LoneStar Fasteners has over 25 years of experience in supplying ASTM standard parts to the Oil and Gas industry.

This includes stud bolt assemblies, double-ended studs, heavy hexagon nuts and heavy hexagon and socket product.

With fully traceable and certifiable stocks in excess of 6 million pounds covering all petrochemical ranges, LoneStar Fasteners is the supplier of choice to Europe's leading end-user companies and there appointed engineering, procurement contractors.

All product is offered on short lead times and is competitively priced within this global market.

General minimum certification is to 3.1 level, with 3.2, Nace and PED certification available upon request.

LoneStar Fasteners now combines the functional resources and expertise of all three to create a large, modern manufacturing and distribution facility able to offer a wide range of products and technical support, whilst maintaining those traditional values of high quality and outstanding service across the various business sectors it covers.

LoneStar Fasteners is fully engaged with industries that demand not only high performance and reliability but also the availability of product on short and critical lead times, from a wide variety of material specifications.

From the most challenging offshore project bolting specification and certification, to the Worlds largest engineering projects. LoneStar Fasteners has a proven track record of being the supplier of choice, with over three decades of experience.

Due to the exposure and accomplishments of LoneStar Fasteners over the last 30 years, the company holds many major approvals with end users and EPC’s as a trusted and long term partner, and this has been developed into several Long Term frame agreements or contracts to supply.

Petrochemical materials

  • ASTM A193 B7
  • ASTM A193 B7M
  • ASTM A320 L7
  • ASTM A320 L7M
  • ASTM A320 L43
  • ASTM A193 B16
  • ASTM A193 B8 Class 1 and 2 (AISI 304)
  • ASTM A193 B8M Class 1 and 2 (AISI 316)
  • ASTM A193 B8T Class 1 and 2 (AISI 321)
  • ASTM A193 B8C Class 1 and 2 (AISI 347)
  • ASTM A193 B6 (410)
  • ASTM A453 660 Grades A/B/C/D
  • NORSOK M650 32760 D59 (Strain Hardened)
  • NORSOK M650 32760 D60 (Solution Annealed)
  • Monel 400* (Alloy 400)
  • Monel K500*

*registered trade names

Petrochemical forms

  • fully threaded studbolts
  • fully threaded studbolt assemblies
  • waisted studbolts
  • part threaded heavy hexagon bolts
  • fully threaded heavy hexagon setscrews
  • full and part threaded hexagon socket screws
  • anchor bolts
  • tension bars
  • 'U' bolts and pipe hangers
  • insulated 'U' bolts
  • heavy series hexagon nuts
  • heavy series hexagon nuts with tommy holes
  • normal series hexagon nuts
  • jam/ thin nuts
  • washers (various forms)
  • plugs and fittings

*registered trade names

Petrochemical coatings

  • zinc
  • zinc Nickel
  • hot dip galvanizing
  • ptfe - xylan
  • ptfe - Xylar
  • pfte - Teflon
  • phosphate magnesium & zinc
  • sheradizing
  • cadmium
  • zinc zlakes
  • nickel
  • silver
  • molykote*
  • dry film lubricants

*registered trade names