At Namo Alloy, we supply and export a comprehensive inventory of heavy-duty industrial fasteners, including bolts, nuts, studs, washers, and threaded rods. Engineered for secure, vibration-resistant connections, our fasteners provide the critical holding power required for high-stress infrastructure and piping systems. We specialize in high-grade Stainless Steel 304 / 316 Fasteners (ASTM A193 B8 / B8M) for excellent everyday corrosion resistance, as well as Duplex Stainless Steel Fasteners (UNS S32205 / ASTM A182 F51) for extreme marine and chemical environments. All our fastening components are 100% mill-certified, ensuring precise threading and unmatched tensile strength.
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Specifications / Standards
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ASTM A193 / A194 ASTM A182 / A320 DIN 931 / 933 / 934 ISO / ASME Standards IS 1367 |
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Available Types
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Hex Bolts & Nuts Stud Bolts Threaded Rods Socket Head Cap Screws U-Bolts & J-Bolts Washers (Flat/Spring) |
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Diameter / Size Range
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Metric: M3 to M100 Imperial: 1/8" to 4" (Custom heavy-duty sizes available upon request) |
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Standard Lengths
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10 mm to 1000 mm Threaded Rods up to 3 Meters Custom Machined Lengths |
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Thread Types
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Metric Coarse / Fine
UNC (Unified National Coarse)
UNF (Unified National Fine)
BSW / BSF
Fully Threaded & Half Threaded options available. |
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Tensile Property Class
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Class 4.6 Class 8.8 Class 10.9 Class 12.9 Grade 2 / 5 / 8 (Imperial) |
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Coatings & Finishes
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Black Oxide Hot Dipped Galvanized (HDG) Zinc Plated / Electro-Galvanized PTFE / Teflon Coated Cadmium Plated Xylan Coating |
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Testing & Certificates
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EN 10204 3.1 MTC Tensile & Proof Load Testing Salt Spray Test (for coatings) Positive Material Identification (PMI) Third Party Inspection (TPI) |
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Export Packaging
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Heavy Duty Gunny Bags Corrugated Cardboard Boxes Fumigated Wooden Crates Shrink Wrapped on Pallets |
Premium high-tensile connection components manufactured to exact international standards for critical applications.
Bolts, Nuts & Studs
ASTM A193 B8 / B8M | A182 F304 / F316Marine-Grade Fasteners
UNS S32205 / ASTM A182 F51 / A815High-Tensile Fasteners
ASTM A307 / A194 Gr 2H / A105Explore our full inventory of standard and exotic alloys available in all threading profiles and head types.
Engineered to provide maximum clamping force, ensuring secure joints even under extreme loads and structural stress.
Manufactured with exact thread pitch and galling resistance to allow smooth installation and uniform torque distribution.
High-tensile alloy and carbon steel grades designed to withstand dynamic loads and prevent loosening over time.
Available in 304/316 SS and specialized coatings (PTFE/Zinc) to survive harsh marine, chemical, and offshore environments.
Namo Alloy is a leading stockist and global exporter of premium Stainless Steel, Carbon Steel, and High Nickel Alloys.
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