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What is the standard for U-bolts?
2023-08-01 16:20:05
What is the standard for U-bolts? We first need to know what a U-bolt is, which is also known as a horseback bolt. The English name is U-bolt, which is a non-standard component named after a U-shape. Both ends have threads that can be combined with nuts. Mainly used to fix tubular objects, such as w...
Do you know what chemical bolts are
2023-07-31 16:19:18
Chemical bolts are mainly used at the joints of new and old structures to tension and shear the bolts themselves through the combined action of the clamping force and mechanical Bite force quotient of concrete. The calculation of various mechanical indicators should be based on the information provi...
ASME SA193-B7 high-strength studs shine in the industry.
2023-07-28 16:13:29
When the excellent manufacturing process of the studs is combined with excellent quality,ASME SA193-B7 high-strength studs shine in the industry.It is competent in the fields of pressure vessels and petroleum and petrochemical industry,It is an excellent choice for pump valves and heat exchangers.Hi...
ASTM A325 high-strength bolts
2023-07-26 16:10:29
ASTM A325 high-strength bolt is a fastener grade product designed for high-pressure pipeline valves in industries such as pressure vessels, petroleum and petrochemical, pump valves, and heat exchangers. It adopts advanced manufacturing processes and high-quality materials to ensure that the product...
What are the standard specifications for inner and outer nuts
2023-07-12 16:08:09
Standard specifications for internal and external nuts: The standard is GBT-4232-1993ZGX, and nuts are nuts used to tighten bolts or screw components. According to different materials, all components that must be used in manufacturing machinery are divided into carbon steel, stainless steel, non-fer...
This is ASME SA193-B7 high-strength bolt
2023-07-05 16:05:02
The ideal choice for high-pressure pipeline valves - ASME SA193-B7 ASME SA193-B7 is a genuine fastener grade product for high-pressure pipeline valves. With its excellent manufacturing process and excellent quality, it has become the preferred choice in industries such as pressure vessels, petroleum...
What are the mechanical properties of nuts
2023-07-03 16:03:37
The experimental load is an axial loading load. Under this load, the nut must not show any signs of thread peeling or fracture. For testing, the experimental load is a value; For applications in design, the experimental load is maximized.During the testing process, the experimental load is loaded on...
What are the characteristics of articulated bolts
2023-06-30 16:02:14
According to the GB/T798-88 standard, articulated bolts are also known as eye bolts in China; Also known as fisheye bolts abroad, they follow the DIN444 standard. The bolt with refined hole has smooth spherical surface and high thread precision, and the thread specification is M6 to M64. The su...
The main cause of bolt looseness
2023-06-26 16:00:15
Automatic bolt loosening - impact, vibration, dynamic loadRelaxation settlement, creep, relaxationTo prevent spontaneous loosening, it is necessary to eliminate sliding between connecting components or at least lower it below the critical level. This can be achieved by increasing axial tension, incr...
What are the types of bolts
2023-06-25 15:55:27
A bolt is a common type of fastener that serves to connect and fix different objects together. According to different shapes, uses, and design characteristics, bolts can be divided into various types. The following is a list of common bolt types:1. A fully threaded bolt is a fastener with a thread t...
Basic knowledge of double head bolt specifications
2023-06-21 15:54:36
Generally speaking, the specifications of double head bolts are determined by factors such as thread diameter, pitch, length, and cover length. Here are some basic concepts and knowledge:Thread diameter: also known as nominal diameter, is the diameter of the outer and inner rings of the thread. The...
How should bolts be installed correctly
2023-06-19 15:47:15
When using two nuts, one thick and one thin, to prevent loosening, the thick nut should be placed on top, and most people use it in the opposite direction. Therefore, to prevent incorrect use, it is recommended to use two identical nuts.Can I place the flat washer freely? In fact, the unmarked side...
Common problems with laser marking machine computers and what to do if the XY axis is not on time
2023-06-17 15:46:00
The complexity of the graphics during the processing must be checked.The online computer cannot be connected to the network cable. It can control the laser system independently.Slow operation, please do not be too impatient at this time to avoid crashing.Please pay attention to preventing viruses an...
What are the precautions for laser marking machines
2023-06-16 15:43:54
1. It is strictly prohibited to start the laser power supply and Q-switching power supply when there is no water or abnormal water circulation;2. The Q power supply is not allowed to operate without load (i.e. the output end of the Q power supply is suspended);3. When abnormal phenomena occur, first...
What should I do if I encounter a situation where the laser marking machine cannot cut through
2023-06-15 15:42:34
There are various reasons for problems, and the following are some troubleshooting methods:If the vertical light is not correct, it is necessary to adjust the vertical light. If necessary, the light path can be readjusted.If the focal length is not adjusted properly, it needs to be readjusted.When t...
What is the reason why the laser marking machine does not emit light
2023-06-14 15:41:19
There are several reasons and solutions1. The light path screws of the entire machine are loose and need to be tightened.2. Is there too much dust inside the gun body to avoid damaging the gun endoscope? If found, the gun endoscope must be replaced.3. When the chiller is started for a long time, the...
What if the intensity of the laser marking machine decreases and the marking is not clear
2023-06-13 15:39:27
Fault: Laser intensity reduced, marking not clear enoughSolution:Whether the laser resonant cavity has changed; Fine tune the resonant cavity lens. It is best to use the output spot;Low output energy of acoustooptic crystal offset or acoustooptic power supply; Adjust the position of the acoustooptic...
How does a milling machine perform daily maintenance
2023-06-12 15:38:19
Warranty scope of milling machine1. Clean the bed and its components, clean iron filings, and maintain a clean environment;2. Check each oil level, not lower than the oil level, and add lubricating oil to each part;3. Cleaners, clamps, measuring tools.Scope of milling machine's first guarantee o...
What are the characteristics of tooth tapping machines
2023-06-10 15:30:36
1. The spindle feed and retreat tool is automatically and precisely matched according to the tooth pitch, and will not float up during operation.2. The operator's hands can freely leave the machine.3. It can operate continuously at high speed and is sturdy and durable.4. Beginners can also opera...
What are the usage scenarios for irregular steel pipes
2023-06-09 15:28:21
Specially shaped seamless steel pipes are widely used in various structural components, tools, and mechanical components. Compared with circular pipes, special-shaped pipes generally have larger moments of inertia and cross-sectional modulus, and have greater bending and torsion capabilities, which...