Continuous Thread Stud Bolts
Our Continuous Thread Stud Bolts are manufactured in nominal diameters ranging from 1/8"- 3" (M3 – M80). We offer fasteners in both USCS/Imperial and metric sizes.
- Product Introduction
Description
Continuous thread stud bolts are versatile and robust fastening components designed for various industrial and construction applications. These bolts feature a continuous helical thread along their entire length, providing a secure grip and allowing for easy adjustment and installation.
Our Continuous Thread Stud Bolts are manufactured in nominal diameters ranging from 1/8" to 3" (M3 – M80). We offer fasteners in both USCS/Imperial and metric sizes. Our fasteners meet applicable ASTM, ANSI, ASME, SAE, API, NAS, AN, MS, NACE, ISO, DIN, and KS standards.
Key Features of Continuous Thread Stud Bolts
- Flexible Installation: Continuous thread stud bolts offer flexibility in installation, allowing for adjustments to accommodate varying thicknesses of materials or to compensate for misalignment during assembly.
- Uniform Clamping Force: The continuous thread design ensures uniform clamping force distribution along the entire length of the bolt, enhancing the stability and integrity of the assembled components.
- High Strength: Manufactured from durable materials such as carbon steel, stainless steel, or alloy steel, continuous thread stud bolts offer high tensile strength and resistance to deformation under load.
- Corrosion Resistance: Many continuous thread stud bolts are available with corrosion-resistant coatings or are made from corrosion-resistant materials, making them suitable for use in harsh environments or outdoor applications.
- Versatility: Continuous thread stud bolts find applications in a wide range of industries, including construction, automotive, aerospace, machinery, and infrastructure projects.
- Customization Options: These bolts are available in various lengths, diameters, and thread pitches to suit specific project requirements. Additionally, they may feature different end configurations, such as chamfered or pointed ends, to facilitate installation and alignment.
Specifications
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| Dimensions For Continuous Thread Studs | ||||||||||
| Nominal Size | D | Threads Per Inch | U | |||||||
| Diameter | Chamfered Thread Distance | |||||||||
| UNC Threads | UNF Threads | 8UN Threads | ||||||||
| UNC | UNF | 8UN | Min. | Max. | Min. | Max. | Min. | Max. | ||
| 1/4 | 0.2500 | 20 | 28 | … | 0.050 | 0.100 | 0.036 | 0.071 | … | … |
| 5/16 | 0.3125 | 18 | 24 | … | 0.056 | 0.111 | 0.042 | 0.083 | … | … |
| 3/8 | 0.3750 | 16 | 24 | … | 0.063 | 0.125 | 0.042 | 0.083 | … | … |
| 7/16 | 0.4375 | 14 | 20 | … | 0.072 | 0.143 | 0.050 | 0.100 | … | … |
| 1/2 | 0.5000 | 13 | 20 | … | 0.077 | 0.154 | 0.050 | 0.100 | … | … |
| 9/16 | 0.5625 | 12 | 18 | … | 0.084 | 0.167 | 0.056 | 0.111 | … | … |
| 5/8 | 0.6250 | 11 | 18 | … | 0.091 | 0.182 | 0.056 | 0.111 | … | … |
| 3/4 | 0.7500 | 10 | 16 | … | 0.100 | 0.200 | 0.063 | 0.125 | … | … |
| 7/8 | 0.8750 | 9 | 14 | … | 0.111 | 0.222 | 0.072 | 0.143 | … | … |
| 1 | 1.0000 | 8 | 12 | … | 0.125 | 0.250 | 0.084 | 0.167 | … | … |
| 1-1/8 | 1.1250 | 7 | 12 | 8 | 0.143 | 0.286 | 0.084 | 0.167 | 0.125 | 0.250 |
| 1-1/4 | 1.2500 | 7 | 12 | 8 | 0.143 | 0.286 | 0.084 | 0.167 | 0.125 | 0.250 |
| 1-3/8 | 1.3750 | 6 | 12 | 8 | 0.167 | 0.333 | 0.084 | 0.167 | 0.125 | 0.250 |
| 1-1/2 | 1.5000 | 6 | 12 | 8 | 0.167 | 0.333 | 0.084 | 0.167 | 0.125 | 0.250 |
| 1-5/8 | 1.6250 | … | … | 8 | … | … | … | … | 0.125 | 0.250 |
| 1-3/4 | 1.7500 | 5 | … | 8 | 0.200 | 0.400 | … | … | 0.125 | 0.250 |
| 1-7/8 | 1.8750 | … | … | 8 | … | … | … | … | 0.125 | 0.250 |
| 2 | 2.0000 | 4-1/2 | … | 8 | 0.222 | 0.444 | … | … | 0.125 | 0.250 |
| 2-1/4 | 2.2500 | 4-1/2 | … | 8 | 0.222 | 0.444 | … | … | 0.125 | 0.250 |
| 2-1/2 | 2.5000 | 4 | … | 8 | 0.250 | 0.500 | … | … | 0.125 | 0.250 |
| 2-3/4 | 2.7500 | 4 | … | 8 | 0.250 | 0.500 | … | … | 0.125 | 0.250 |
| 3 | 3.0000 | 4 | … | 8 | 0.250 | 0.500 | … | … | 0.125 | 0.250 |
Common Materials Used for Stud Bolts
Carbon Steel: This is a common material used for stud bolts in industrial applications. It is strong and durable but can corrode over time if not properly coated or protected.
Stainless Steel: This is a popular material for stud bolts used in corrosive environments or applications where hygiene is important. Stainless steel is highly resistant to corrosion and can be easily cleaned and maintained.
Alloy Steel: This material is often used for stud bolts in high-temperature or high-pressure applications. Alloy steel is stronger and more durable than carbon steel and can withstand higher levels of stress and strain.
Brass: This material is often used for stud bolts in electrical or plumbing applications, as it is a good conductor of electricity and is resistant to corrosion.
Titanium: This material is used for stud bolts in applications where strength and lightweight are important, such as in the aerospace industry.
Inconel: This is a high-performance material often used in extreme environments, such as in high-temperature or corrosive applications.
Other materials, such as copper, bronze, and aluminum, may also be used for stud bolts in certain applications. The choice of material depends on various factors, including the application, operating conditions, and desired properties of the bolt.
Types of Continuous Thread Stud Bolt Coatings
There are dozens of different fastener coating types available. In many cases, these coatings are proprietary, belonging to a certain manufacturer - but there are also some that are more common than others. As an example, here are four of the most common fastener coating types we work with at Decheng:
- Zinc Phosphate & Oil Coating
- Zinc Electroplate
- Cadmium Electroplate
- Non-Electrolytically Applied Zinc Coating
Wide Applications of Stud Bolts
Construction: In steel structures, stud bolts are used to connect beams, columns, and other structural elements. The ability of large structures and bridges to provide a strong, solid connection is critical to their stability and safety.
Petrochemical Industry: Stud bolts are essential components in petrochemical equipment such as pressure tanks, flanges, and pipelines. Extreme pressure and temperature conditions require high-strength connectors in these applications.
Automotive Industry: Stud bolts play a crucial role in automotive applications, securing various components and ensuring structural integrity under demanding conditions.
Manufacturing: Stud bolts are commonly employed in manufacturing operations to anchor heavy machinery and equipment, enhancing stability and reducing vibrations.
Aerospace: Stud bolts are utilized in aerospace applications to secure vital components such as aircraft engines, landing gear, and structural elements, ensuring the integrity and safety of aircraft systems.
Why Choose Us?
- We offer an advanced and comprehensive range of capabilities including engineering, R&D, prototyping, custom manufacturing, precision processing, and testing. All our materials are sourced from the most reputable and exacting foundries in the world.
- We maintain a multi-million-dollar inventory of fasteners in our product warehouse, enabling us to select, package, and expedite your continuous thread stud order quickly.
- We take pride in serving our distributors, EPCs, OEM, and MRO customers worldwide.
- Our markets include rail transportation, medical equipment, aerospace, ships, semiconductors, oil and gas, pharmaceuticals, petrochemicals & refining, food & beverages, and more.
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