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Fasteners and bolting
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Seals and gaskets
Flange insulation kits
Non-asbestos gaskets and sheets
Precision-engineered metallic seals
Ring-type joints
Spiral-wound gaskets
Specialist coating and plating
Ceramic coatings
Electroless nickel plating
Electroplating
Phosphating
Sherardising
Xylan® (PTFE) coatings
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Technical Information
Product Specifications
API
API 20E (BSL 1, 2 & 3)
API 20F (BSL2 & 3)
ASTM
A193
A194
A320
A453
A540
Fastener Grades
BS EN ISO 3506 A2-50, 70, 80
BS EN ISO 3506 A4-50, 70, 80
BS EN ISO 898-1 Grade 8.8, 10.9 & 12.9
Norsok M-630
Norsok M-630 D59, Strain Hardened UNS 32760 Duplex
Norsok M-630 D60, Solution Annealed UNS 32760 Duplex
Material Specifications
Duplex and super duplex
Duplex 31803
Duplex 32750
Super Duplex 32760
Engineering steels
EN19
EN24
EN26
High-temperature creep-resistant steels
B16
Inconel 718
Nickel alloys
Hastelloy C22
Hastelloy C276
Inconel 625
Inconel 718
Inconel 725
Inconel 925
Monel 400
Monel K500
Non-ferrous copper-based alloys
Ni Al Bronze
Phos Bronze
Stainless steels
17/4 PH (630 st st)
304
310
316
321
347
410
431
904L (Uranus B6)
Accreditations
Contact Us
Our Markets
Overview
Oil and gas
Power generation
Renewables
LNG, petrochemicals and process gasses
Civil nuclear power
Hydrogen, CCS and CCU
Industrial
Infrastructure
Our Businesses
Products and Services
Overview
24 hour breakdown cover
Fasteners and bolting
API bolting
ASTM stud bolts
Cold-formed fasteners
Construction fasteners
Machined components and turned parts
NORSOK fasteners
PED-compliant fasteners
Power gen bolting
Wind turbine fasteners and bolts
Independent test laboratories
On-site supply chain
Seals and gaskets
Flange insulation kits
Non-asbestos gaskets and sheets
Precision-engineered metallic seals
Ring-type joints
Spiral-wound gaskets
Specialist coating and plating
Ceramic coatings
Electroless nickel plating
Electroplating
Phosphating
Sherardising
Xylan® (PTFE) coatings
Zinc-flake coating
Specialist technical support
Technical Information
Product Specifications
API
API 20E (BSL 1, 2 & 3)
API 20F (BSL2 & 3)
ASTM
A193
A194
A320
A453
A540
Fastener Grades
BS EN ISO 3506 A2-50, 70, 80
BS EN ISO 3506 A4-50, 70, 80
BS EN ISO 898-1 Grade 8.8, 10.9 & 12.9
Norsok M-630
Norsok M-630 D59, Strain Hardened UNS 32760 Duplex
Norsok M-630 D60, Solution Annealed UNS 32760 Duplex
Material Specifications
Duplex and super duplex
Duplex 31803
Duplex 32750
Super Duplex 32760
Engineering steels
EN19
EN24
EN26
High-temperature creep-resistant steels
B16
Inconel 718
Nickel alloys
Hastelloy C22
Hastelloy C276
Inconel 625
Inconel 718
Inconel 725
Inconel 925
Monel 400
Monel K500
Non-ferrous copper-based alloys
Ni Al Bronze
Phos Bronze
Stainless steels
17/4 PH (630 st st)
304
310
316
321
347
410
431
904L (Uranus B6)
Accreditations
Contact Us
About Us
Overview
ESG
Our Culture
News
Careers
20 Years of LoneStar PHIT
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The future of high-performance coatings
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Our CBAM commitment
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European expansion
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Global Long Service
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Operating at the cutting-edge -announcing our latest API manufacturing accreditation
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The growing importance of in-country manufacturing
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Our dynamic flexibility
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Our global manufacturing capabilities
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