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Tel:
+86 13143444311
Email:sst@szsst88.com
Fax:+0086-755-27322278
Address:Building 9, First Industrial Zone, Tantou Industrial City, Songgang Street, Baoan District, Shenzhen 518105, Guangdong, China
Mr. Qian had ordered a torx drive socket head cap screw before, but the goods and the screw and the screw that he received were not in a coaxiality. This situation affected the assembly and use of Mr. Qian. If it is obvious, we can see with the naked eye whether the head and the stem of the inner...
12 月-24-2018
Basically, no matter what the screw fasteners are, they have the specified mechanical and physical properties. So what is the mechanical and physical properties of the thread cutting screws for plastic? mechanical and physical properties of thread cutting screws for plastic No. Mechanical an...
12 月-24-2018
After many screw fasteners are made, the screw fasteners are surface treated to increase the characteristics of a certain aspect. After surface treatment of the socket countersunk head cap screw, we also need to test whether the surface’s anti-corrosion performance / wear resistance can not...
12 月-22-2018
When the finished product of the full thread socket head cap screw is out, we will carry out the tensile test on the screw according to the customer’s request to ensure that the quality of the screw meets the customer’s requirements. Fastener products suitable for tensile testing: B...
12 月-22-2018
Aluminum screws are used less than other materials (such as stainless steel and carbon steel). However, aluminum screws have good electrical conductivity, thermal conductivity, and ductility, so some customers prefer aluminum screws. So how do you polish thread cutting screws for aluminum? Polis...
12 月-22-2018
The thickness of the surface of the thread forming screws for plastic is increased after plating, so we need to strictly control the size of the product not to exceed the customer’s tolerance. So how do you measure the average thickness of the screw coating? Method for measuring ba...
12 月-22-2018
stainless steel self tapping screws for metal are a widely used screw fastener with quite unique features. They are able to tap the threads themselves in materials such as plastic, wood, and metal. Self-tapping screws are divided into two broad categories: thread-forming screws and pointed-tipped...
12 月-22-2018
The inspection of the fine thread self tapping screws generally has two types: destructive inspection and non-destructive inspection. Non-destructive inspection: Randomly take samples from the acceptance batch according to the requirements in the table, perform visual inspection or other non-des...
12 月-22-2018
Aluminum socket head cap screws are also divided into pure aluminum screws and alloy aluminum screws. Depending on the customer’s needs or strength requirements, you can choose whether to use pure aluminum or alloy aluminum. One of the biggest features of the aluminum socket head cap screw...
12 月-21-2018
Mr. Li purchased M4*8 countersunk head screw dimensions from two different hardware stores before and after. But when he received the goods for measurement, the two countersunk screws were not the same size. Why is this? When Mr. Li asked about the two customer service, the customer service told...
12 月-21-2018
When designing a new product, we usually need screws to fasten our products. How do we determine the shoulder screw dimensions metric when determining the step screws used on the product? The determination of the shoulder screw dimensions metric is not that easy. Sometimes the size is not...
12 月-21-2018
Some customers are very concerned about the size of the screws of stainless steel hexagon socket screws or other screw fasteners. Once they do not meet their requirements, they will choose to return or the screw manufacturer to reproduce them exactly according to their requirements. For them, unq...
12 月-21-2018