BOLTS
1. Hex Bolts – High-Quality, Precision Engineered for Maximum Strength
Hex bolts are a key component in industrial, commercial, and residential applications. With their distinctive six-sided head, hex bolts offer optimal torque and are easy to install with basic hand or power tools. DYN Fasteners’ hex bolts are manufactured to the highest standards, ensuring superior strength, durability, and corrosion resistance. Available in various grades, sizes, materials, and finishes, our hex bolts are designed to meet the most demanding applications.
Whether used in heavy-duty construction projects, automotive manufacturing, machinery assembly, or general engineering tasks, our hex bolts are the fastener of choice for professionals around the globe.
- Hex Bolt Features: Precision Machining, High Load Capacity, Global Standards Compliance, Customization Available
- Typical Applications: General construction, automotive repair, machinery assembly, wood and metal structures, Marine construction, chemical processing plants, food-grade equipment, outdoor installations, Pressure vessels, oil and gas pipelines, industrial machinery, high-stress structural applications.
- Finish Options: Plain Hex Bolts, zinc-plated Hex Bolts, black oxide Hex Bolts, hot-dip galvanized Hex Bolts, Polished Hex Bolts, plain stainless-steel Hex Bolts, PTFE (Teflon) Coating Hex Bolts.
- Thread Types: Fully Threaded Hex Bolts (Tap Bolts), Partially Threaded Hex Bolts.
| Diameter (mm) | Thread Pitch (mm) | Length (mm) | Head Width (mm) | Head Thickness (mm) |
| M6 | 1 | 10-150 | 10 | 4.8 |
| M8 | 1.25 | 15-200 | 13 | 5.3 |
| M10 | 1.5 | 20-250 | 16 | 6.4 |
| M12 | 1.75 | 25-300 | 18 | 7.5 |
| M16 | 2 | 30-400 | 24 | 10 |
2. Carriage Bolts – Robust Fastening for Wood, Metal, and Construction Applications
Carriage bolts, also known as coach bolts, are a type of bolt distinguished by their smooth, rounded head and a square neck just beneath it. These bolts are primarily designed for fastening wood to wood or wood to metal. The square neck prevents the bolt from rotating once it has been inserted into a drilled hole, making carriage bolts ideal for applications requiring a flush finish.
DYN Fasteners offers a comprehensive range of high-quality carriage bolts made from durable materials, ensuring maximum strength and corrosion resistance. With various sizes, materials, and finishes available, our carriage bolts are designed to meet the toughest demands of construction, furniture assembly, and general DIY applications.
- Carriage Bolt Features: -Rounded Head Design, Square Neck for Anti-Rotation, Versatility, Durability, Corrosion Resistant
- Typical Applications: Furniture assembly, decking, fencing, wooden structures, light metal fabrication, Outdoor furniture, marine applications, outdoor structures, garden construction, chemical processing plants, Outdoor construction, fences, decks, bridges, industrial equipment.
- Finish Options: Zinc-plated Carriage Bolts, hot-dip galvanized Carriage Bolts, black oxide Carriage Bolts, Plain stainless steel Carriage Bolts, polished Carriage Bolts.
- Thread Types: Fully Threaded Carriage Bolts (Tap Bolts), Partially Threaded Carriage Bolts.
Carriage Bolts Size Guide and Specifications:
| Diameter (mm) | Thread Pitch (mm) | Length (mm) | Head Diameter (mm) | Square Neck Size (mm) |
| M6 | 1 | 20-150 | 15 | 6 |
| M8 | 1.25 | 25-200 | 18 | 8 |
| M10 | 1.5 | 30-250 | 22 | 10 |
| M12 | 1.75 | 35-300 | 26 | 12 |
| M16 | 2 | 40-400 | 32 | 16 |
Custom sizes are available upon request, allowing for precise fitting to your specific project needs.
3. Anchor Bolts – Reliable Fastening Solutions for Concrete and Masonry Structures
Anchor bolts are specialized fasteners used to securely attach structural and non-structural elements to concrete, masonry, and other types of bases. These bolts are essential in providing stability to buildings, heavy machinery, bridges, and other infrastructure by transferring loads from structures to the foundation.
DYN Fasteners offers a wide range of high-performance anchor bolts designed for durability, reliability, and safety across various industries. Available in multiple types, materials, and sizes, our anchor bolts are crafted to meet international standards and withstand the most demanding applications.
- Anchor Bolt Features: Strong and Durable, Corrosion Resistant, Various Head and Thread Types, Wide Range of Sizes, Easy Installation.
- Types of Anchor Bolts: Cast-in-Place Anchor Bolts, Wedge Anchor Bolts, Sleeve Anchor Bolts, L-Shaped Anchor Bolts, Epoxy Anchor Bolts.
- Typical Applications: Bridges, industrial machinery, steel structures, and large buildings, Heavy machinery, structural columns, racking systems, retaining walls, Handrails, fences, gates, electrical boxes, and light construction, Concrete foundations, highway signs, traffic signals, industrial machinery, Docks, piers, sea walls, marine equipment installations, Wind turbines, solar panel mounts, oil rigs, and power plants, buildings, and infrastructure in seismic zones.
- Finish Options: Zinc-plated Anchor Bolts, hot-dip galvanized Anchor Bolts, Stainless Steel Finish Anchor Bolts, Plain Finish Anchor Bolts.
- Thread Types: Fully Threaded Anchor Bolts, Partially Threaded Anchor Bolts.
Anchor Bolt Size Guide and Specifications:
| Diameter (mm) | Length (mm) | Thread Pitch (mm) | Standard |
| M10 | 50-200 | 1.5 | ASTM, DIN, ISO |
| M12 | 75-250 | 1.75 | ASTM, DIN, ISO |
| M16 | 100-300 | 2 | ASTM, DIN, ISO |
| M20 | 120-350 | 2.5 | ASTM, DIN, ISO |
| M24 | 150-400 | 3 | ASTM, DIN, ISO |
Custom sizes are available upon request, depending on project requirements.
4. Eye Bolts – Secure Lifting and Rigging Solutions
Eye bolts are critical hardware components designed for lifting, securing, and anchoring heavy loads. Featuring a looped head (or “eye”) at one end, they provide a secure point for attaching ropes, cables, or chains. Eye bolts are extensively used in industries such as construction, marine, rigging, material handling, and mechanical engineering.
At DYN Fasteners, we offer high-quality eye bolts manufactured to meet rigorous safety and performance standards. Our eye bolts are engineered for maximum durability, with a variety of options to suit different load requirements, environments, and applications.
- Eye Bolt Features: High Load Capacity, Corrosion Resistance, Precision Engineering, Multiple Variants, Threaded Shank.
- Types of Eye Bolts: Regular Eye Bolts, Shoulder Eye Bolts, Machinery Eye Bolts, Swivel Eye Bolts, Lag Eye Bolts.
- Typical Applications: Marine environments, outdoor rigging, chemical processing plants, and high-humidity settings, Construction, industrial lifting, and machinery transport, Construction, outdoor installations, and marine industries, Anchoring, rigging, light-duty lifting, and wire or cable attachments, Lifting, rigging, securing machinery, and heavy equipment in construction and industrial settings, Moving heavy machinery, equipment installation, industrial lifting, Dynamic lifting, towing, securing loads in marine, construction, industrial applications, Securing outdoor structures, hanging fixtures, anchoring cables or ropes.
- Finish Options: Zinc Plated Eye Bolts, Hot-Dip Galvanized Eye Bolts, Stainless Steel Finish Eye Bolts, Plain Finish.
- Thread Types: Fully Threaded Eye Bolts, Partially Threaded Eye Bolts.
| Diameter (mm) | Length (mm) | Eye Diameter (mm) | Thread Pitch (mm) | Load Capacity (kg) | Standard |
| M6 | 50-100 | 15-25 | 1 | 100-200 | DIN, ASTM, ISO |
| M8 | 60-120 | 18-30 | 1.25 | 200-500 | DIN, ASTM, ISO |
| M10 | 75-150 | 20-35 | 1.5 | 500-1000 | DIN, ASTM, ISO |
| M12 | 90-200 | 25-40 | 1.75 | 1000-1500 | DIN, ASTM, ISO |
| M16 | 120-250 | 35-50 | 2 | 1500-2500 | DIN, ASTM, ISO |
5. Flange Bolts – Secure Fastening with Built-in Washers
Flange bolts are essential fasteners that come with an integrated circular flange at the base of the bolt head, effectively acting as a built-in washer. This unique design helps distribute the load over a larger area, reducing the need for separate washers, and provides enhanced grip and security. Flange bolts are widely used in automotive, construction, and machinery industries for applications requiring tight, durable, and vibration-resistant fastening solutions.
At DYN Fasteners, we supply premium-quality flange bolts that meet global standards for performance, durability, and reliability. Our flange bolts are available in a variety of materials, sizes, and finishes to suit diverse industrial and structural requirements.
- Flange Bolt Features: Integrated Flange Head, High Tensile Strength, Corrosion Resistance, Hexagonal Head, Vibration Resistance.
- Types of Flange Bolts: Hex Flange Bolts, Serrated Flange Bolts, Metric Flange Bolts, Non-Serrated Flange Bolts.
- Typical Applications: Automotive parts, machinery assembly, and construction projects, Automotive engines, industrial machinery, and heavy equipment assembly, European and Asian automotive manufacturing, machinery, and equipment, General construction, electrical equipment, and light machinery, Marine equipment, chemical processing, outdoor construction, and high-humidity environments, Marine equipment, chemical processing, outdoor construction, and high-humidity environments, Automotive, machinery, and structural steelwork, Securing engine parts, transmission systems, suspension components, and exhaust systems, Structural frameworks, bridges, buildings, and steel-reinforced concrete, Machinery assembly, industrial equipment, and conveyor systems, Boat construction, marine equipment, offshore platforms, and dock installations, Securing ducts, pipes, and flanges in HVAC systems and plumbing installations.
- Finish Options: Zinc Plated Flange Bolts, Hot-Dip Galvanized Flange Bolts, Black Oxide Flange Bolts, Stainless Steel Finish Flange Bolts
- Thread Types: Fully Threaded Flange Bolts, Partially Threaded Flange Bolts.
| Diameter (mm) | Length (mm) | Flange Diameter (mm) | Thread Pitch (mm) | Tensile Strength (N/mm²) | Standard |
| M6 | 12-100 | 13-18 | 1 | 500-800 | DIN 6921 |
| M8 | 16-120 | 17-22 | 1.25 | 800-1000 | DIN 6921 |
| M10 | 20-150 | 21-27 | 1.5 | 1000-1200 | DIN 6921 |
| M12 | 25-180 | 24-30 | 1.75 | 1000-1500 | DIN 6921 |
| M16 | 30-200 | 30-38 | 2 | 1500-2000 | DIN 6921 |
Bolts Materials / Grades
| Materials | Grades |
| Stainless Steel | ASTM / ASME SA 312 GR. TP 304, 304L, 304H, 309S, 309H, 310S, 310H, 316, 316TI, 316H, 316 LN, 317, 317L, 321, 321H, 347, 347 H, 904L. |
| Duplex Steel | UNS NO S 31803, S 32205, S 32550, S 32750, S 32760. |
| Carbon Steel | ASTM / ASME A 335 GRP 1, P 5, P 9, P 11, P 12, P 22, P 23, P 91 |
| Alloys Steel | ASTM / ASME A/SA 193 / 194 – B 6, B 7/ B 7M, B 16, 2, 2HM, 2H, GR 6, B 7, B 7M |
| Nickel Alloys | Nickel Alloys 200, Nickel Alloys 201 |
| Hastelloy | Hastelloy C-22, Hastelloy C-276, Hastelloy C-2000, Hastelloy C-4, Hastelloy X, Hastelloy B, Hastelloy N, Hastelloy G |
| Inconel | Inconel 600, Inconel 601, Inconel 625, Inconel 625LCF, Inconel 686, Inconel 718, Inconel 800, Inconel 825, Inconel X-750, Inconel 690, Inconel 602, Inconel 617, Inconel 925, Inconel A-289, Inconel AL-6XN, AL-904L |
- Standards:
ISO 4014/4017, 8677, 898, 3266,4161.
DIN 931/933, 603, 529, 580, 6921.
ASTM A307, A325, A489, F593, F1554.
BS 4933, 6930.
SAE J429. - Certifications: CE Certification, RoHS Compliant, REACH Compliance,
