Jan-12-2026
Stress analysis of pressure vessel tube sheets is crucial for ensuring the safe operation of the equipment. As a core component connecting the heat exchange tubes to the shell, the tube sheet is subjected to the combined effects of internal pressure, temp
Jan-12-2026
Quality control of tube sheet welding technology begins with pre-welding preparation. Strictly inspect the cleanliness of the tube sheet and tubes, and the accuracy of bevel preparation, ensuring that the assembly gap meets the standards. Select appropria
Jan-12-2026
The selection of tube sheet materials directly impacts the performance of heat exchange equipment. Materials with strong corrosion resistance extend equipment lifespan and reduce maintenance costs, making them suitable for corrosive environments such as t
Jan-12-2026
The tube sheet is a core component of a heat exchanger, and its design directly impacts equipment performance. Structurally, it requires a balance between rigidity, welding, and tube bundle layout. A triangular arrangement can improve heat transfer effici
Jan-12-2026
Tube sheets, as core components of heat exchangers, have manufacturing processes that directly impact equipment performance. Traditional methods rely on manual operation, resulting in low efficiency and insufficient precision. In recent years, CNC machini
Jan-09-2026
International standards for steel plate cutting primarily involve specifications such as ISO 9010-1:2017, covering cutting methods, accuracy, and quality requirements. This standard applies to flame, plasma, and laser cutting, emphasizing cut edge smoothn
Jan-09-2026
304 stainless steel, thanks to its excellent corrosion resistance and processing properties, is widely used in construction, machinery, and food equipment industries, driving continuous growth in cutting demand. The current market faces pressure from capa
Jan-09-2026
SM570 steel plate, a low-alloy high-strength structural steel, requires cutting methods that balance material properties and processing efficiency. Traditional cutting methods, such as flame cutting, are suitable for thick plates but can produce a heat-af
Dec-26-2025
The core of flame cutting S355J2+N steel plates lies in the precise coordination of gas, speed, and cutting nozzle. Oxygen purity must be ≥99.5%; for every 0.5% decrease in purity, the cutting speed needs to be reduced by 10%, otherwise slag buildu
Dec-26-2025
Optimizing cutting parameters is key to improving the accuracy of 321 stainless steel plate cutting. Adjusting the current and speed based on material characteristics is crucial. The empirical formula is V = K × I / δ (where K is the m
Dec-26-2025
Environmentally Friendly Cutting Process Selection: Laser cutting technology is prioritized due to its high precision, which reduces material waste and energy consumption. Compared to traditional flame cutting, laser cutting significantly reduces emission
Dec-26-2025
CNC cutting of 304 stainless steel plates requires optimized parameters to minimize thermal deformation. High-precision plasma or laser cutting is recommended, with a cutting speed controlled between 60-150 m/min to avoid rough cuts caused by excessive sp
Dec-26-2025
Cutting errors in A572 steel plates primarily stem from thermal deformation and insufficient equipment precision. Local high temperatures during cutting cause metal expansion and stress deformation, which is particularly noticeable in long, slender parts.
Dec-19-2025
Cutting Parameter Settings
For flame cutting, adjust oxygen pressure (e.g., 0.5-0.8 MPa for carbon steel) and nozzle type according to the steel plate thickness. Too fast a speed can cause slag buildup, while too slow a speed can lead to deformation. Pla
Dec-19-2025
Flame cutting is suitable for materials such as carbon steel and low-alloy steel, with a typical cutting thickness of 6mm to 300mm. Too thin or too thick steel plates will affect the cutting quality, so the appropriate thickness should be selected based o
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