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Puri Fasteners stands out as a reliable manufacturer and supplier of top-notch Square Bolts in Chennai, providing precision-engineered fastening solutions tailored to various industrial needs. With a commitment to durability, reliability, and consistent performance, Puri Fasteners produces Square Bolts from high-quality materials and cutting-edge production techniques. These bolts are crafted to deliver superior grip, improved load distribution, and remarkable resistance to wear and stress. Catering to sectors like construction, automotive, machinery, marine, and heavy engineering, Puri Fasteners guarantees that each Square Bolt adheres to stringent quality standards. With quick delivery, customizable options, and competitive pricing, the company is a go-to partner for all Square Bolt needs.
Square Bolts are generally made from materials like carbon steel, alloy steel, stainless steel, or mild steel, depending on the specific application. They boast impressive tensile strength, outstanding shear resistance, and increased load-bearing capacity thanks to their four-sided head design, which helps prevent slippage during tightening. These bolts ensure reliable mechanical performance with consistent hardness, dimensional stability, and the ability to endure mechanical stress and vibrations. Their corrosion resistance can vary based on the material grade and finishing options, such as galvanizing, black oxide, or zinc plating.
| Specification | ||
|---|---|---|
| Material | Standards | Grades |
| Nickel Alloy | ASTM / ASME SB 160 / 164 / 425 / 166 / 446 / 574 / 472 | UNS 2200 (NICKEL 200) / UNS 2201 (NICKEL 201), UNS 4400 (MONEL 400), UNS 8825 (INCONEL 825), UNS 6600 (INCONEL 600) / UNS 6601 (INCONEL 601), UNS 6625 (INCONEL 625), UNS 10276 (HASTELLOY C 276), UNS 8020 (ALLOY 20 / 20 CB 3) |
| Stainless Steel | ASTM / ASME A/SA 193 / 194 | B 8 (304), B 8C (SS 347), B 8M (SS 316), B 8 T (SS 321), A 2, A 4 |
| Alloy Steel | ASTM / ASME A/SA 193 / 194 GR | B 6, B 7/ B 7M, B 16, 2, 2HM, 2H, GR 6, B 7, B 7M |
| Duplex Steel | UNS NO. S 31803, S 32205 | Range: M10 TO M100, LENGTH UPTO 5 METERS |
| Nonmetallic Materials: | Acrylic, Kel-F, Lexan, Polypropylene, Poly Vinyl Chloride, Teflon, Zytel 31, 101, 105 | |
| High-Temp Alloys | Discaloy, 19-9 DL, 16-25-6, A286, Titanium, Nimonic 80, Mulitmet, Haynes 25, Greek Ascalloy, Unitemp 252, Udimet 500, Rene 41, Inco 700, Inco 901, Hastelloy X, 235, Waspaloy, RA 330 | |
| Copper Base Alloys | Copper, Brasses: Yellow, Free-cut, Red, Naval, Bronze: Commercial, Phosphor, Silicon A & B, Aluminum, Silicon-Aluminum, Manganese, Ampco Alloys, Munitz Metal, Cupro-Nicles | |
| Aluminum Alloys: | 1100, 2011, 2014, 2017, 2024, 3003, 5052, 6053, 6061, 7075 | |
| Of Bolts | (C) | (D) | (F) | (H) | |||||
|---|---|---|---|---|---|---|---|---|---|
| Width Corners Across \ | Diameter Of Body | Width Flats Across | Height Table | ||||||
| Maximum | Minimum | Maximum | Basic | Maximum | Minimum | Basic | Maximum | Minimum | |
| 1⁄2 | 1.0061 | 0.0995 | 0.0515 | 3⁄4 | 0.0750 | 0.0725 | 21⁄64 | 0.0348 | 0.0308 |
| 5⁄8 | 1.0326 | 1.0244 | 0.0642 | 15⁄16 | 0.0938 | 0.0906 | 27⁄64 | 0.0444 | 0.0400 |
| 3⁄4 | 1.0591 | 1.0494 | 0.0768 | 11⁄8 | 1.0125 | 1.0088 | 1⁄2 | 0.0524 | 0.0476 |
| 7⁄8 | 1.0856 | 1.0742 | 0.0895 | 15⁄16 | 1.0312 | 1.0269 | 19⁄32 | 0.0620 | 0.0568 |
| 1 | 2.0121 | 1.0991 | 1.0022 | 11⁄2 | 1.0500 | 1.0450 | 21⁄32 | 0.0684 | 0.0628 |
| 11⁄8 | 2.0386 | 2.0239 | 1.0149 | 111⁄16 | 1.0688 | 1.0631 | 3⁄4 | 0.0780 | 0.0720 |
| 11⁄4 | 2.0652 | 2.0489 | 1.0277 | 17⁄8 | 1.0875 | 1.0812 | 27⁄32 | 0.0876 | 0.0812 |
| 13⁄8 | 2.0917 | 2.0738 | 1.0404 | 21⁄16 | 2.0062 | 1.0994 | 29⁄32 | 0.0940 | 0.0872 |
| 11⁄2 | 3.0182 | 2.0986 | 1.0531 | 21⁄4 | 2.0250 | 2.0175 | 1 | 1.0036 | 0.0964 |
| 13⁄4* | 29⁄16 | 13⁄16 | |||||||
| 2* | 215⁄16 | 15⁄16 | |||||||
To satisfy our clients needs by providing high quality products at competitive price as per the schedule and to maintain long term relationship with our clients.
Square Bolts find extensive use in situations where a firm grip, secure fastening, and resistance to loosening are crucial. They are commonly found in wooden structures, railway systems, agricultural equipment, and heavy machinery due to their large bearing area and anti-slip design. Additionally, Square Bolts are favored in construction and furniture manufacturing, making them a versatile choice for various applications.
We prioritize customer satisfaction and ensure a seamless experience by providing complete documentation alongside our premium square bolts. Our package includes the required documentation, such as a marketing invoice, package list, fumigation certificate, heat treatment protocol, quality assurance plan, and NABL-approved laboratory test report. In addition, we issue a range of test certificates for our square bolts, including MTC according to EN 10204/3.1b, PMI test certificate, 100% radiography test report and third-party inspection certificate.
Puri Fasteners is a leading manufacturer and supplier of high-quality fasteners in Chennai, India, with over 8 years of experience serving global industries.
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