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A Foundation bolt is used to join objects to concrete. We have many types of foundation bolts. Foundation bolts are used in all the sectors from power plants to buildings.
Foundation Bolts are critical components used in various construction and industrial projects to anchor heavy machinery, structures, and equipment to concrete foundations. These bolts are designed to provide stability and strength to the foundation of large installations, ensuring that structures and machines remain secure under operational loads. Foundation Bolts come in various shapes and sizes, such as L-type, J-type, U-type, and straight bolts, to meet specific installation requirements. They are typically made from high-strength materials like MS (Mild Steel), SS (Stainless Steel), and other durable alloys to withstand high stresses and environmental factors.
Whether used in heavy machinery, structural applications, or industrial equipment, these bolts offer excellent performance in securing and stabilizing structures. Manufactured using advanced forging and machining processes, Foundation Bolts are available in various grades to suit different load capacities and environmental conditions. With corrosion-resistant coatings such as galvanizing and other surface treatments, these bolts can withstand harsh outdoor conditions and heavy-duty industrial environments
Foundation Bolts play a critical role in many industries, including construction, automotive, aerospace, and manufacturing. Their primary function is to ensure the secure installation of equipment and structures, reducing the risk of displacement or damage caused by vibration, shifting, or environmental factors. Proper installation of Foundation Bolts ensures the safety, durability, and long-term performance of machinery and structures.
| Field | Details |
|---|---|
| SIZE |
Metric STD - Ranging from M6 to M100.ANSI STD - Ranging from 1/4" to 4".Range: ¼" to 4" (6 mm to 100 mm). |
| MATERIAL SPECIFICATION |
|
| DIMENSION | As per STD: IS 5624 / DIN 529 or as per customer drawing (DRG). |
| SIZE (RE-ITERATION) | Diameter ranging from 6 mm to 100 mm or 1/4" to 4". |
| Mechanical Properties | 4.6 | 4.8 | 5.6 | 5.8 | 6.8 | 8.8 | 8.8 | 9.8 | 10.9 | 12.9 |
|---|---|---|---|---|---|---|---|---|---|---|
| Tensile Strength RM N/mm²) Nom | 400 | 400 | 500 | 500 | 600 | 800 | 800 | 900 | 1000 | 1200 |
| Min | 400 | 420 | 500 | 520 | 600 | 800 | 830 | 900 | 1040 | 1220 |
| Vickers Hardness HV - Min | 120 | 130 | 155 | 160 | 190 | 230 | 255 | 280 | 310 | 372 |
| Max | 220 | 220 | 220 | 220 | 250 | 300 | 336 | 360 | 382 | 434 |
| Brinell Hardness 30D2 HB - Min | 114 | 124 | 147 | 152 | 181 | 219 | 242 | 266 | 295 | 353 |
| Max | 209 | 209 | 209 | 209 | 238 | 285 | 319 | 342 | 362 | 412 |
| Rockwell Hardness - HR (Min / Max) | 67 | 71 | 79 | 82 | 89 | -- | -- | -- | -- | -- |
| HRC | -- | -- | -- | -- | -- | 20 | 23 | 27 | 31 | 38 |
| HRB | 95 | 95 | 95 | 95 | 99 | -- | -- | -- | -- | -- |
| HRC | -- | -- | -- | -- | -- | 30 | 34 | 36 | 39 | 44 |
| Surface Hardness HV Max | -- | -- | -- | -- | -- | 320 | 356 | 380 | 402 | 454 |
| Yield Stress, Rel. N/mm² Nom | 240 | 320 | 300 | 400 | 480 | -- | -- | -- | -- | -- |
| Min | 240 | 340 | 300 | 420 | 480 | -- | -- | -- | -- | -- |
| Stress at Perman Set N/mm² - Nom | -- | -- | -- | -- | -- | 640 | 640 | 720 | 900 | 1080 |
| Limit, R - Min | -- | -- | -- | -- | -- | 640 | 660 | 720 | 940 | 1100 |
| Sp/ReL | 0.94 | 0.91 | 0.94 | 0.91 | 0.91 | 0.91 | 0.91 | 0.91 | 0.88 | 0.88 |
| Stress under Proof load, S N/mm² | 225 | 310 | 280 | 380 | 440 | 580 | 600 | 650 | 830 | 970 |
| Elongation After Fracture A% Min | 22 | 14 | 20 | 10 | 8 | 12 | 12 | 10 | 9 | 8 |
| Head soundness | No Fracture | |||||||||
| Maximum Height on non Decarburized thread zone. E | -- | 1/2H1 | 2/3H1 | 3/4H1 | ||||||
| Maximum Depth of complete (mm) Decarburization | G | 0.015 | ||||||||
| Reference | IS 1367 PART 3 | |||||||||