Industries · 25+ years
Trusted where failure is not an option.
Nine industries, one standard of quality – 25+ years of certified, traceable fastening and sealing, shipped from stock to 39+ countries.
Talk to Terry · Sales Engineer
500.000+pcs ready to shippieces in stock, ready to ship
10.000+items to ASME, ASTM, DIN and ISO
24 hquote for your parts list
3.1 / 3.2EN 10204 certificates
Every industry
What every project gets from HBS.
01Certified and traceableEN 10204 3.1 as standard, 3.2 on request – every part traceable to the heat number.
02Matched setsBolts, nuts, washers and gaskets for the same joint in one delivery, with one set of certificates.
03From stock500.000+ pieces in stock in Almere – quote within 24 hours on working days, stock items shipped within 24 hours.
04Coated or cleanroom-readyTAKECOAT-1000, Xylan, Geomet, HDG and zinc – or EPK-treated and vacuum-packed for the cleanroom.
Overview
Nine industries.
01SemiconductorCleanroom parts – 100.000+ EPK parts in stock, delivered in 3–4 weeks.Read more ↓02Life sciencesBolting for pharmaceutical and biotech plants.Read more ↓03Power generationBolting for gas-fired, nuclear and waste-to-energy plants.Read more ↓04Oil & gasFlange bolting, gaskets and plugs for upstream, midstream and downstream.Read more ↓05Petrochemicals & chemicalsCertified fastening for refineries, chemical and fertilizer plants.Read more ↓06Offshore windCoated bolting for splash zone, subsea and turbines.Read more ↓07Heat exchangers (ACHE / STHE)Header plugs, plug gaskets and bolting in matched sets.Read more ↓08DefenceCustom parts, engineered and made to your drawing.Read more ↓09Data centresFastening for data centre construction and installations.Read more ↓
01
Semiconductor
Cleanroom parts for machine builders – electropolished, Kolsterised, cleaned to Grade 2 or Grade 4 and vacuum-packed.
WHAT WE SUPPLY
WHAT MATTERS
EPK treatmentA2 and A4 stainless from M1.6 to M12 (dowel pins Ø 1 to Ø 12), electropolished and Kolsterised.
Cleaning gradeCleaned to Grade 2 (the stricter level) or Grade 4, for ISO class 5–7 cleanrooms.
From stock in 3–4 weeks100.000+ EPK parts in stock – cleaned, vacuum-packed per 5, 10, 25, 50 or 100 with cleanliness certificate and lot number, delivered in 3–4 weeks where 10–12 weeks is common.
Other materialsA1 and titanium Grade 2, 4 and 5 on request – treatment confirmed with your quote.
REFERENCES
- Semiconductor equipment manufacturer, NetherlandsEPK Grade 4 socket head cap screws · client Confidential
02
Life sciences
Bolting and fastening for pharmaceutical and biotech production plants – for the building, the process installations and the cleanroom.
WHAT WE SUPPLY
GUIDES
WHAT MATTERS
Plant constructionStuds, bolts, nuts and washers in the grade and coating the specification calls for – for example zinc plated 42CrMo4.
Cleanroom partsStainless parts EPK-treated, cleaned to Grade 2 or Grade 4 and vacuum-packed with cleanliness certificate and lot number.
StainlessA2 and A4 stainless fasteners for process areas – titanium Grade 2, 4 and 5 on request.
CertifiedEN 10204 3.1 as standard, 3.2 on request – traceable to the heat number.
REFERENCES
- Fujifilm, Hillerød, DenmarkZinc plated 42CrMo4 studs, bolts, nuts and washers
03
Power generation
Bolting for gas-fired, nuclear and waste-to-energy plants – in EN and ASTM grades, plain, hot-dip galvanized or stainless.
WHAT WE SUPPLY
WHAT MATTERS
EN and ASTM gradesEN 10269 grades such as 42CrMo4 and 21CrMoV5-7 for elevated temperatures, next to ASTM A193 B7 with A194 2H nuts.
Hot-dip galvanizedTo ISO 10684 – batch average at least 50 µm, nuts tapped oversize – always supplied as a matched set.
StainlessX5CrNiMo17-12-2 (316 type) bolting where the joint itself must resist corrosion.
One source for the projectAll ISO and ASTM fasteners for a plant from one supplier – one delivery schedule, one set of certificates.
REFERENCES
- Adamów combined cycle gas unit, Poland42CrMo4 bolting, hot-dip galvanized · B7 / 2H bolting, hot-dip galvanized · X5CrNiMo17-12-2 AT+C bolting, plain
- Rooppur Nuclear Power Plant, BangladeshBlack B7 hex bolts · 2H heavy hex nuts
- Waste-to-energy plant, Warsaw, PolandAll ISO parts · client MPO / MVI, Warsaw
04
Oil & gas
Flange bolting, gaskets and plugs for upstream, midstream and downstream – where pressure, temperature and H₂S decide the grade.
WHAT WE SUPPLY
WHAT MATTERS
Sour serviceB7M studs with 2HM nuts – hardness capped at 235 HBW and hardness tested, the usual choice where NACE MR0175 / ISO 15156 applies.
Cold serviceASTM A320 L7 / L7M, Charpy-tested at −101 °C, with impact-tested grade 7 nuts.
High temperatureB16 (Cr-Mo-V) relaxes less than B7 – paired with A194 grade 7 nuts.
Complete flange setsStud bolts, heavy hex nuts and the gasket for ASME B16.5 and EN 1092-1 flanges – one delivery, one set of certificates.
REFERENCES
- Das Island Phase 2, Abu Dhabi, UAEASTM / ASME parts · TAKECOAT-1000 coated · client ADNOC Gas
- Offshore platform, Gulf of Thailand, ThailandHeader plugs
- Oil refinery, Balikpapan, IndonesiaHeader plugs
05
Petrochemicals & chemicals
Certified fastening for refineries, chemical and fertilizer plants – traceable from the heat number to the installed joint.
WHAT WE SUPPLY
WHAT MATTERS
CertificatesEN 10204 3.1 as standard, 3.2 with a third-party inspector on request – every stud marked with its heat number.
Corrosive mediaStainless B8M (316), or B7 with a Xylan 1070 or 1424 coating over a zinc phosphate pretreatment.
Colour codingXylan 1424 in a wide range of colours – grades, lines or contractors told apart on site.
Shutdown listsSend the full bolting list for a turnaround – quoted within 24 hours on working days, stock items shipped within 24 hours.
REFERENCES
- Urea fertilizer plant, Chattogram, BangladeshASTM / ASME hex bolts · stud bolts · hex nuts · client Urea fertilizer plant, Chattogram
06
Offshore wind
Coated bolting for splash zone, subsea and turbine structures – where corrosion decides the maintenance interval.
WHAT WE SUPPLY
WHAT MATTERS
Xylan 1427The 142X grade with extra corrosion protection, for offshore and subsea – supplied for the Fécamp offshore wind farm.
TAKECOAT-1000Two-layer fluorocarbon system rated for at least 6.000 hours before red rust – HBS is Europe’s only authorized supplier.
Coated instead of high-alloyA coated carbon or alloy steel part is often a cost-effective alternative to an expensive high-alloy material.
Torque for the coated conditionLow-friction coatings change the torque–preload relation – we supply the coating data with the set.
REFERENCES
- Fécamp offshore wind farm, FranceXylan 1427 coated parts · client Saipem
- Trianel Borkum West II, GermanyHeader plugs
07
Heat exchangers (ACHE / STHE)
Header plugs, plug gaskets and bolting for air-cooled and shell & tube heat exchangers – supplied as matched sets.
WHAT WE SUPPLY
WHAT MATTERS
Plug materialsFrom A105 and LF2 to F11 / F22, stainless, duplex, super duplex and Alloy 625 / 825 / 925 – steel plugs plain or zinc plated.
Plug gasketsDIN 7603 Form A, C and D in soft iron, Monel, 316L, F55 and Alloy 625 – Form A with an optional 0.5 mm graphite layer.
Double plugsDouble plugs to your drawing or specification.
Bolting for the bundleStud bolts, nuts and gaskets for the channel and shell flanges – in the same delivery.
REFERENCES
- Nitrogen installation, Zuidbroek, NetherlandsHeader plugs · Plug gaskets · client NAM / Bronswerk Heat Transfer
- TATA Steel, IJmuiden, NetherlandsHeader plugs
- Offshore crane ship, vesselHeader plugs
08
Defence
Mainly custom parts – engineered and made to your drawing or specification, with full traceability and the documentation your programme requires.
GUIDES
WHAT MATTERS
Engineered to drawingSpecial fasteners and turned parts designed and checked in-house in 3D CAD, then made to your drawing or specification.
From prototype to seriesOne-off and small series as well as repeat orders, made to the same drawing revision every time.
TraceabilityEN 10204 3.1 or 3.2, traceable to the heat number of the material.
ConfidentialDrawings, quantities and end use handled confidentially – references on request only.
09
Data centres
Bolting and fastening for data centre construction and technical installations – from stock, delivered to the build schedule.
WHAT WE SUPPLY
WHAT MATTERS
Structural boltingHigh-strength structural bolt sets (DIN 6914 / ISO 7411, 10.9 HV) and hex bolts for steel structures.
Corrosion protectionHot-dip galvanized to ISO 10684, zinc plated or Geomet – matched to where the part is installed.
InstallationsStud bolts, nuts and gaskets for the flanged connections of cooling and piping systems.
One scheduleComplete parts lists from one supplier, delivered in phases to match the build.
Your industry not listed?
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We supply fastening and sealing to ASME, ASTM, DIN, EN and ISO for many other sectors – from steel mills to offshore vessels. Send your parts list or specification and Terry replies within 24 hours on working days.
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