Rajgranth Fasteners is a top Manufacturer, Exporter, Suppliers, and Stockists of heavy Hex Nuts with the property intended to be used in various industries because of their durability and high fastening characteristics. The His ways of His Heavy Hex Nuts are formed with bigger and sturdy proportions than the typical hex nuts making them very applicable to heavy-duty functions. Precision engineering, high-quality raw materials, international standards, and compliance have been used to assure our customers that all our nuts will perform and deliver to their expectations in terms of performance and reliability.
Being a reputable manufacturer of Heavy Hex Nuts, Rajgranth Fasteners offers products that can be used with the bolts of different grades and specifications. In construction, rail, auto, oil and gas, ships and other engineering sectors requiring secure fastening are common use of these nuts. Our Heavy Hex Nuts is made of carbon steel, stainless steel, and alloy steel among other idealized materials to suit various industry needs.
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As the reputable suppliers and exporters of Heavy Hex Nuts, we cater to the local Indian market and to our foreign customers in Europe, Asia, Africa, and the Middle East alike. To guarantee the durability of performance even in adverse conditions, our export-quality nuts are tested to be strong, hard and corrosive resistant. Rajgranth Fasteners has established a reputation of quality and delivery at the right time that makes us a partner of preference to international purchasers.
Our inventory is large and we are stockists of Heavy Hex Nuts and therefore we are able to deliver in large quantities and also in case of emergency needs without delays. Our inventory spans through the entire gamut of sizes, standards (DIN, ASTM, ISO, BS), threads and finishes, including hot-dip galvanized, zinc-plated and black oxide. This will guarantee our customers receive the appropriate product at the appropriate time that will decrease the downtime of project and will enhance efficiency.
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At Rajgranth Fasteners quality comes first. Each batch of Heavy Hex Nuts undergoes rigid quality control to ensure consistency in dimensions, surface finish and mechanical properties. Our team of experts ensures that the nuts comply with international standards like ASTM A563, A194, and other relevant specifications. Having advanced production plants and decades of experience, we keep on offering the best fastening solutions.
Rajgranth Fasteners is the place to be should you need to rely on any reputable manufacturer, exporter, supplier or stockists of Heavy Hex Nuts. Our clients include oil and gas and petrochemical industries, heavy machinery, marine, construction, and infrastructure. Call us today and get tailored solutions of Heavy Hex Nuts that suit your project needs and enjoy exceptional service with high quality products.
Specifications
| Attribute | Typical Values / Options | Notes |
|---|---|---|
| Product Name | Heavy Hex Nuts (Structural/Heavy Hex) | Used with heavy hex bolts for structural connections |
| Size Range (Imperial) | M6 — 2 1/2" (commonly 1/4" — 2 1/2") | Smaller and larger sizes may be produced to order |
| Size Range (Metric) | M6 — M64 (commonly M8 — M48) | Metric equivalents of imperial sizes are common in global supply |
| Thread Type | UNC / UNF / Metric coarse / Metric fine / Special threads | Specify pitch when ordering (e.g., M20 x 2.5) |
| Material | Carbon Steel, Alloy Steel, Stainless Steel (304, 316), Low Alloy | Material selection based on strength & corrosion resistance |
| Strength Grade | SAE Grades: 5, 8; Metric Grades: 8.8, 10.9, 12.9 | Match nut grade to bolt grade per standard requirements |
| Finish / Coating | Plain / Zinc Plated / Hot-dip Galvanized / Black Oxide / Mechanical Galvanizing / PTFE Coated | Choose coating for corrosion environment and specification |
| Hardness | Typically 200 — 380 HV (varies by grade and heat treatment) | Refer to standards or manufacturer datasheet for exact values |
| Standard Threads Fit | Class 2B (inch), 6H / 6g (metric) typical | Confirm fit class for assembly tolerances |
| Standards (Common) | ASTM A563, ASTM F594, ASTM A194, ASME B18.2.2, ISO 4032, DIN 934 | Use appropriate standard depending on application and region |
| Applications | Structural steelwork, heavy machinery, bridges, buildings, wind towers | Often used where higher wrenching surfaces and bearing area required |
Heavy Hex Nuts Standards & Size Range
| Size Range | Standards |
|---|---|
| Metric: M1.6 to M100 | ISO 2341 – Standard for self-locking nuts |
| Imperial: 1/4" to 1-1/2" | ASME B18.2.4.1 – American standard for nylon insert nuts |
| DIN 985 – German standard for prevailing torque type lock nuts | |
| ISO 7040 – International standard for hexagon nylon-insert nuts |
Heavy Hex Nuts Standards & Size Range
| Material Type | Available Strength Grades | Industry Standards |
|---|---|---|
| Carbon Steel & Mild Steel | Class 4, 5, 8, 10, 12 | ISO 7040, DIN 985, ASME B18.2.4.1 |
| Stainless Steel (Corrosion Resistant) | A2-70 (SS 304), A4-80 (SS 316) | ISO 3506 |
| Hardened Steel (High Tensile Strength) | Class 8, 10, 12 | ISO 2341, DIN 985 |
Applications and Uses of Heavy Hex Nuts
- Oil and Gas Industry
- Mining
- Construction
- Power Plant
- Refinery Industry
- Sugar Mills
- Ship Building Industry
- Marine Industry
Latest Price List of Heavy Hex Nuts
Rajgranth Fasteners is one of the trusted manufacturers, suppliers, exporters, and stockists of high-quality Heavy Hex Nuts, offering premium fastener solutions at the most competitive prices in India.
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