Industrial Fastener Solutions
Fasteners for Oil & Gas Industry
ASTM A193/A194 certified fasteners for refineries, pipelines, and offshore platforms.
The oil and gas industry — from upstream drilling platforms to midstream pipelines and downstream refineries — operates in the harshest environments with the highest safety requirements. Every flange joint, valve connection, and equipment mounting in oil & gas is a safety-critical fastener application. PGS Fasteners specialises in ASTM A193, A320, and A194 series certified fasteners for oil and gas flanging, with full material traceability and EN 10204 3.1 documentation.
ASTM A193 B7/B8/B8MASTM A194 2H/8/8MASTM A320 L7ASME PCC-1NACE MR0175API 20E
Fastener Range
Products for Oil & Gas
ASTM A193 B7 Stud Bolts
ANSI/ASME flange joints in refineries and processing plants
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ASTM A193 B8M SS316 Studs
Corrosive service flange joints (sour gas, chloride environments)
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ASTM A194 2H Heavy Hex Nuts
Paired with B7 stud bolts for all ASME flange applications
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ASTM A320 L7 Cryogenic Studs
LNG and low-temperature service flange connections
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Heavy Hex Bolts A325
Equipment skid and structural connections on platforms
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Stainless Steel Pipe Clamps
Subsea and offshore pipeline clamping
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Available from stock
Applications
Where We Supply in Oil & Gas
Refinery piping flanges (ANSI Class 150 to 2500)
Offshore platform structural and piping connections
LNG and cryogenic vessel flanging
Subsea pipeline clamping systems
Oil & gas processing skid equipment
Wellhead equipment mounting
Tank and storage vessel nozzle connections
Standards
Certifications & Standards
ASTM A193 B7/B8/B8M
ASTM A194 2H/8/8M
ASTM A320 L7
ASME PCC-1
NACE MR0175
API 20E
Clients served
HPCL, BPCL, IOCL, ONGC, Reliance Industries, Vedanta, Shell India
Oil & Gas FAQ
Fastener FAQs for Oil & Gas
Related Industries
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- ISO 9001:2015 certified manufacturer
- EN 10204 3.1 mill test certificates
- 240+ SKUs ex-stock, 24h dispatch
- Dedicated procurement manager