Product Description:
The Bolts and Nuts product, designed with precision and durability in mind, offers a superior fastening solution for a wide range of industrial applications. This product is crafted using the metric measurement system, ensuring accuracy and compatibility with international standards. Specifically, it features dimensions of M42 * 3 * 280mm, making it suitable for heavy-duty tasks requiring robust and reliable fastening components.
One of the defining characteristics of this product is its hex head design. The hex head provides excellent torque transmission, allowing for easy installation and removal using standard tools such as wrenches and sockets. This head type is widely preferred in construction, manufacturing, and mechanical industries due to its balance of strength and convenience.
The material used for these bolts and nuts is high-quality stainless steel, which contributes significantly to their strength, corrosion resistance, and longevity. Stainless steel is particularly beneficial in environments exposed to moisture, chemicals, or extreme temperatures, where ordinary metals might fail or degrade quickly. The stainless steel construction ensures that these fasteners maintain their integrity and appearance even under harsh conditions.
The thickness of the product is 10mm, providing a substantial cross-sectional area that enhances its load-bearing capacity and resistance to shear forces. This thickness, combined with the material and precise threading, guarantees a secure and tight fit, reducing the risk of loosening or failure during operation.
In addition to its physical attributes, this product is designed to meet stringent industry standards and requirements. It includes ASTM A194 2HM nuts, which are specifically engineered for hydrogen service. These nuts are known for their exceptional strength and resistance to hydrogen embrittlement, making them ideal for use in high-pressure hydrogen environments where safety and reliability are paramount.
Complementing the nuts are ASTM A193 B7M bolts, which are tailored for sour gas service in compliance with NACE MR0175 standards. These bolts are manufactured to withstand the corrosive effects of sour gas, which contains hydrogen sulfide (H2S), a highly corrosive substance that can severely compromise standard fasteners. By using ASTM A193 B7M bolts, this product ensures enhanced durability and safety in sour gas extraction, transportation, and processing applications.
Furthermore, the product incorporates DIN 912 socket head cap screws class 12.9, known for their high tensile strength and superior performance in critical fastening scenarios. Class 12.9 screws are made from alloy steel and are quenched and tempered to provide exceptional mechanical properties. The socket head design allows for a compact and flush installation, which is beneficial in tight spaces and applications requiring a clean finish.
Overall, the Bolts and Nuts product combines advanced materials, precise engineering, and compliance with international standards to deliver a fastening solution that meets the demands of modern industrial environments. Whether used in hydrogen service, sour gas applications, or general heavy-duty construction, this product offers reliability, safety, and longevity.
Its metric measurement system ensures compatibility with global equipment and machinery, while the specific size of M42 * 3 * 280mm caters to large-scale fastening needs. The hex head design, stainless steel material, and 10mm thickness further enhance its practicality and robustness. Additionally, adherence to ASTM A194 2HM, ASTM A193 B7M, and DIN 912 class 12.9 standards underscores the product’s commitment to quality and performance.
In summary, this Bolts and Nuts product is an excellent choice for professionals seeking dependable, high-performance fasteners capable of withstanding demanding environments. Its carefully selected features and compliance with industry standards make it a trusted component in sectors such as oil and gas, chemical processing, and heavy machinery manufacturing. By choosing this product, users can ensure secure assemblies and long-lasting structural integrity across a variety of applications.
Features:
-
Product Name: Bolts and Nuts
-
Measurement System: Metric
-
Product Grade: A Grade
-
Specification: M42 * 3 * 280mm
-
Outer Diameter: 40mm
-
Nuts Per Bolt: 2 or 3
-
Bolts: ASTM A307 Grade B carbon steel bolts
-
Nuts: ASTM A194 2H heavy hex nuts 25CRMO4
-
Bolting Standard: ASTM A320 L7M low temperature bolting (impact tested)
Technical Parameters:
|
Strength Grade
|
8.8
|
|
Quality
|
100% Tested
|
|
Style
|
Coach Bolt
|
|
Corrosion Resistance
|
High
|
|
Outer Diameter
|
40mm
|
|
Specification
|
M42 * 3 * 280mm
|
|
Head Type
|
Hex Head
|
|
Quantity
|
100
|
|
Material
|
Stainless Steel
|
|
Thickness
|
10
|
Applications:
The bolts and nuts product with specifications M42 * 3 * 280mm, made from high-quality stainless steel, is designed to meet the rigorous demands of various industrial and construction applications. With a strength grade of 8.8 and an A Grade product classification, these fasteners offer exceptional durability and reliability, making them ideal for use in heavy-duty environments where secure fastening is critical.
One of the primary application occasions for these bolts and nuts includes their use in assembling and maintaining machinery in manufacturing plants. The high corrosion resistance provided by the stainless steel material ensures longevity even in harsh environments, such as chemical plants or outdoor installations exposed to moisture and corrosive substances. This makes them particularly suitable for marine equipment, bridge construction, and infrastructure projects that require both strength and resistance to environmental factors.
In addition, these bolts and nuts are perfect for use in conjunction with DIN 934 hex nuts zinc plated, providing enhanced protection against rust and wear. Their compatibility with ISO 898-1 class 10.9 alloy steel bolts with grade 10 nuts further extends their application range, allowing engineers and technicians to assemble robust and secure joints that withstand high stress and dynamic loads. These characteristics are essential in automotive, aerospace, and heavy machinery industries where precision and safety are paramount.
Moreover, the product is widely used in stud bolt and nut sets for ASME B16.5 flanges, which are common in the oil and gas, petrochemical, and power generation sectors. The ability to maintain high tensile strength and resist corrosion under extreme conditions ensures reliable sealing and structural integrity in piping systems and pressure vessels. These fasteners facilitate maintenance work and equipment replacement, helping to minimize downtime and operational costs.
Overall, the stainless steel bolts and nuts with a strength grade of 8.8 and A Grade quality are versatile fasteners designed to perform excellently across a broad spectrum of application occasions and scenarios. Their superior mechanical properties and corrosion resistance make them indispensable components in construction, manufacturing, automotive, marine, and energy industries, ensuring safety, reliability, and long service life.
Customization:
Our Bolts and Nuts product customization services ensure you receive top-quality fasteners tailored to your specific needs. We offer 100% tested products that meet the highest standards of reliability and performance. You can choose from a variety of styles, including the robust Coach Bolt design, all manufactured to metric measurement specifications for precise fitting.
Our bolts and nuts are available in Strength Grade 8.8 and are classified as A Grade products, guaranteeing superior durability and strength for demanding applications. We also provide specialized options such as ASTM A193 B16 chrome-moly-vanadium stud bolts, ASTM A449 high strength carbon steel hex bolts, and ISO 3506 A4-80 stainless steel bolts and nuts (SS316), ensuring compatibility with industry standards and diverse environmental conditions.
Whether you need customized dimensions, specific material grades, or particular finishes, our product customization services for bolts and nuts are designed to meet your exact requirements with precision and excellence.
Support and Services:
Our Bolts and Nuts product line is designed to meet the highest standards of quality and durability. For technical support, please refer to the product manual included in the packaging, which offers detailed installation instructions and maintenance tips.
If you encounter any issues with our Bolts and Nuts, ensure that you are using the correct sizes and specifications for your application. Proper torque settings and compatibility with the materials involved are essential for optimal performance.
We provide comprehensive services including product customization, bulk order consultations, and technical advice to help you select the right fasteners for your projects. Our support team is equipped to assist you with product specifications, usage guidelines, and troubleshooting.
For ongoing maintenance, regularly inspect the bolts and nuts for signs of wear, corrosion, or loosening. Replace any damaged components promptly to maintain safety and structural integrity.
Additional resources such as installation videos, datasheets, and safety information are available on our website to ensure you have all the necessary information for effective use of our Bolts and Nuts products.
