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ISO Certified Hollow Hex Bolts Manufacturer,
Supplier & Exporter in India
Ananka Group is a leading Hollow Hex Bolts manufacturer in India, offering a wide range of precision-engineered hollow hex bolts for structural, mechanical, and industrial applications. We manufacture and supply hollow hex bolts in various sizes, standards, materials, and grades to meet diverse engineering and construction requirements.
Hollow hex bolts are widely used in construction projects such as docks, bridges, highway systems, residential buildings, and infrastructure developments. Designed with an internal hex drive and hollow structure, these bolts provide high torque capability, secure fastening, and efficient load distribution in demanding applications.
To meet specific customer requirements, we supply hollow hex bolts in customized pack sizes. All products are packed using high-quality, export-grade packaging materials to ensure safe handling, storage, and damage-free delivery.
About Hollow Hex Bolts
We manufacture high-quality Hollow Hex Bolt fasteners using premium raw materials and precision-controlled production processes. Our extensive range of hollow hex bolts is maintained in ready stock for immediate domestic supply and international export.
As one of the most authentic and reliable manufacturers, we also undertake custom manufacturing of hollow hex bolts as per customer drawings, technical specifications, and application requirements. Due to their durability, strength, and compact design, hollow hex bolts are extensively used in the construction, automobile, engineering, and heavy industrial sectors.
Hollow Hex Bolts Specifications
| Hollow Hex Bolts Standard | EU, IFI, CSN, Italian, ASME, British BS, Indian IS, ISO, DIN, Polish PN, SAE |
|---|---|
| Hollow Hex Bolts Sizes | M2, M2.5, M3, M4, M5, M6, M8, M10, M12, M14, M16, M20, M24, M30, M36 to M160 |
| Hollow Hex Bolts Length | 3/8″ to 8″ |
| Hollow Hex Bolts Materials | High Tensile, Stainless Steel, Inconel Fasteners, Incoloy Fasteners, Hastelloy Fasteners, Monel Fasteners, Silicon Bronze, Phosphor Bronze, Aluminium Bronze, Nickel, Brass, Copper, Copper Nickel, Nitronic, Nimonic, ASME, ASTM |
| Hollow Hex Bolts Coating |
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| Hollow Hex Bolts Forming | Hot Forged Hollow Hex Bolts & Cold Forged Hollow Hex Bolts |
| High Tensile grades | 12.9 Hollow Hex Bolts, 14.9 Hollow Hex Bolts |
| Hollow Hex Bolts Sub Type | Fully Threaded Hollow Hex Bolts, Partial Threaded Hollow Hex Bolts, METRIC Hollow Hex Bolts, Imperial Hollow Hex Bolts |
Hollow Hex Bolts Sizes & Standards
| Standard | Size Range |
|---|---|
| ASME B18.2.1 Hollow Hex Bolts | 3/8 inch″ to 3 inch″ |
| BS 1769 Hollow Hex Bolts | ½ inch″ to 2 inch″ |
| ASME B18.2.3.6M Hollow Hex Bolts | M12 to M36 |
| ASME B18.2.3.7M Hollow Hex Bolts | M16 to M36 |
| DIN 6914 Hollow Hex Bolts | M12 to M36 |
| ISO 7412 Hollow Hex Bolts | M12 to M36 |
| UNI 5712 Hollow Hex Bolts | M12 to M36 |
| DIN-EN 14399-4 Hollow Hex Bolts | M12 to M36 |
Hollow Hex Bolts Materials / Grades & Sizes
| Material | Grades |
|---|---|
| Stainless Steel | ASTM / ASME SA 312 TP 304, 304L, 304H, 309S, 309H, 310S, 310H, 316, 316Ti, 316H, 316LN, 317, 317L, 321, 321H, 347, 347H, 904L |
| Duplex Steel | UNS S31803, S32205, S32550, S32750, S32760 |
| Alloy Steel | ASTM / ASME A/SA 193 / 194 – B6, B7, B7M, B16, 2, 2H, 2HM, GR 6 |
| Nickel Alloys | Nickel Alloy 200, Nickel Alloy 201 |
| Hastelloy | C-22, C-276, C-2000, C-4, X, B, N, G |
| Inconel | 600, 601, 625, 625LCF, 686, 718, 800, 825, X-750, 690, 602, 617, 925, A-286, AL-6XN, AL-904L |
Related Types of Bolts We Manufacturers
Hollow Hex Bolts Standards
Hollow Hex Bolts Packaging & Delivery
- Payment Modes: LC (Letter of Credit), TT (Telegraphic Transfer / Wire Transfer), Cheque, and other accepted methods.
- Packaging: Hollow Hex Bolts and high tensile fasteners are packaged with utmost care and safety to ensure they reach clients in excellent condition. Packaging charges are applicable.
- Port of Dispatch: Mumbai Port or Kalamboli Port, Maharashtra, India.
- Tax: 18% GST applicable as per Indian government regulations.