Sheng Jian Engineering & Construction’s Post

🏗️ Unveiling the High-Strength Bolts in Structural Engineering! 🔩💪 In structural engineering, the connection of steel structures is of paramount importance. And high-strength bolts are a common choice for connecting steel components. Below, we will introduce two common types of high-strength bolts: large hexagon head bolts and twist-off high-strength bolts. 1️⃣ Large Hexagon Head Bolts: Large hexagon head bolts are a common type of high-strength bolts with a hexagonal head. They are typically made of high-strength steel, providing excellent tensile strength and load-bearing capacity. The installation of large hexagon head bolts is relatively simple, requiring the use of a wrench or socket to tighten them. They are widely used in steel structure connections, such as beam-to-column connections and beam-to-bottom plate connections. 2️⃣ Twist-Off High-Strength Bolts: Twist-off high-strength bolts are another common type of high-strength fasteners. They consist of two parts: the bolt itself and the twist-off nut. The bolt has a head designed in a hexagonal shape, while the nut has a special structure that allows the bolt to be secured through twisting and shearing. Twist-off high-strength bolts are typically installed using an electric shear wrench for both initial tightening and final tightening, ensuring that the torque meets the requirements. These bolts are suitable for connections subjected to shear forces, such as beam-to-column joints. Whether it's large hexagon head bolts or twist-off high-strength bolts, they both possess excellent strength and reliability, ensuring the stability and safety of steel structures. In the connection of steel structures in construction projects, selecting the appropriate type of high-strength bolts is crucial to meet design requirements and ensure engineering quality. 🔩💪 Choose DONGXIN Fasteners high-strength bolts for stronger and more reliable steel structure connections! 🏢 #fastener #petroleum #petrochemical #oilandgas #windpower #construction #steelstructures #solar #valves #nutsandbolts #tapping #nuts #bolts #fastenersupplier #dongxin

What Is Piping Support? 💡 Piping support is a designed element that transfers the load from a pipe to the supporting structures, referring to mechanisms or structures crafted to hold and stabilize pipes in a specific position within an industrial facility. #Piping_supports play a crucial role in maintaining the integrity of the piping system by preventing sagging, vibration, or excessive movement. Properly designed and installed piping supports ensure the safe and efficient operation of the entire piping network, contributing to the longevity and reliability of industrial structures. A pipe support serves four primary functions: #anchoring, #guiding, #absorbing shock, and supporting a designated load. These supports may include insulation materials in applications with high or low temperatures. The design of a pipe support assembly depends on the specific loading and operating conditions.

Knowing following factors will ensure optimum functionality of Expansion Joints in a #pipe system including the long service life, The most important consideration is to establish the direction in which the #movements are acting and in which way the movements should be absorbed. Once this information is known, the solution incorporating the most suitable Expansion Joint type(s) can be determined. 📌 In addition, complex pipe systems must be subdivided into a number of less complex sections, to ensure the optimum movement absorption in several directions. Each section is usually divided by a fix point (between each section). In the Belman Expansion Joint catalogue from page 57-85, we have gathered a large selection of inspirations showcasing the optimum ways to #layout the piping incorporating Expansion Joints. The piping layout examples are divided upon the movements that needs to be accommodated. You can download our catalogue from the Belman website. At Belman Expansion Joints, we hold the excellence in engineered Expansion Joints since 1994. #practicalengineering

Steel structure installation

Key ASTM Standards for Stainless Square Hollow Section

Dissimilar Material Joints in Piping Systems Piping systems often require joints between materials with different elastic and thermal properties. A common example is the junction of an austenitic stainless steel section with a ferritic steel section. Such connections are typically found in applications with varying temperature gradients, such as boilers or other high-temperature environments. These joints introduce unique challenges due to differences in material properties. For instance, austenitic stainless steel has higher thermal expansion rates and better corrosion resistance compared to ferritic steel. This can lead to stress concentration at the joint, especially under temperature fluctuations. In high-temperature environments, such as inside a boiler, dissimilar material joints may experience thermal fatigue or stress corrosion. An example is an internally insulated carbon steel pipe connected to an externally exposed austenitic stainless steel pipe. The insulation helps the carbon steel retain heat but leaves the stainless steel exposed to thermal gradients, potentially accelerating material degradation. To mitigate these issues, proper design and material selection are critical. This includes using appropriate filler materials for welding, incorporating expansion joints or flexible elements to absorb differential movements, and ensuring consistent thermal insulation where necessary. Our accompanying diagram illustrates a typical connection between materials A (ferritic steel) and B (austenitic steel). It highlights the joint's configuration, thermal insulation on material A, and the external exposure of material B. By addressing these factors during design, the performance and longevity of dissimilar material joints in piping systems can be significantly improved. Pipe Stress Engineering 2009 Peng & Peng ASME Press #pipe #dissimilar #thermal #insulation #ferritic #austenitic #steel

In the world of structural steel, precision and safety are paramount. One crucial decision that can significantly impact the success of a steel installation project is the selection of the correct crane. 1. Safety First: The right crane ensures that heavy steel components are lifted and positioned safely, minimizing the risk of accidents and injuries on site. 2. Efficiency and Precision: A well-chosen crane can enhance efficiency by reducing setup time and ensuring precise placement of steel beams and structures, leading to faster project completion. 3. Cost-Effectiveness: Choosing the appropriate crane can optimize resource utilization, reducing downtime and unnecessary costs associated with incorrect equipment. 4. Adaptability: Different cranes offer various capabilities. Selecting the right one means adapting to the specific needs of the project, whether it's tight spaces, heavy loads, or high lifts. 5. Quality Assurance: Using the right crane helps maintain the integrity of steel components, avoiding damage that can occur with improper handling. At Hangan Steel, we understand the critical role that cranes play in the successful execution of steel installations. Our commitment to excellence means we always prioritize safety, efficiency, and precision in every project. Trust us to deliver top-notch results with the right equipment every time. #StructuralSteel #Construction #CraneSelection #SafetyFirst #HanganSteel #QualityAndPrecision #EngineeringExcellence #ProjectManagement

 Traditional methods often struggle in high-pressure situations and environments rife with corrosion. This article explores the techniques that are redefining pipe construction, offering dependable and robust solutions in the harshest conditions. https://lnkd.in/eMdV7WEG