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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
When ordering the screw fasteners, many customers will ask for the torque of the screws, especially when it is made of carbon steel. So what is the torque specifications for machine screws? When the torque specifications for machine screws of the screw does not meet the requirements of the custo...
12 月-26-2018
When Mr. Yang searched the screw manufacturer on the Internet and saw the information of Shi Shi Tong, he sent an email and asked us how many metric countersunk head screw dimensions can be made. Mr. Yang wants M8*720 long screws, M4*13 shoulder screws, M1*5 small screws. These metric countersun...
12 月-26-2018
Mr. Meng needs a square drive flat head self tapping screws. Through the introduction of a friend, he directly found the Shi Shi Tong screw manufacturer. Ask us if we can do it? When Mr. Meng told us that he needed the square drive flat head self tapping screws, the first time in our minds came o...
12 月-25-2018
Mr. Li needs to use a countersunk head screw to assemble his product, but his countersink dimensions for flat head screws is not standard. He can’t find the corresponding spot on the Internet for him to use. Therefore, Mr. Li can only go to the factory to produce his countersunk screws. Af...
12 月-25-2018
Chris is a buyer of an electronics company in the United States and found a Shi Shi Tong screw manufacturer by searching online. When Chris found Shi Shi Tong, he asked directly if we could produce chrome plated countersunk raised head screws. After carefully reading Chris’s drawings, we t...
12 月-25-2018
Screw fasteners are subdivided into a wide variety of threads, so what are the types of screw threads and their applications? Machine thread: Generally marked with M, indicating that the thread type is a machine thread. Machine thread are a large category of thread types, and there are also clas...
12 月-25-2018
A new product of Miss Song requires several different sizes of hexagon socket countersunk head screw iso 10642. Miss Song found Shi Shi Tong and asked if we can customize it. Although Miss Song said it is a hexagon socket countersunk head screw iso 10642, the thread size is not the same as the I...
12 月-25-2018
The socket head cap screw allen key finished product guarantee load test consists of 2 steps: 1. Implement the specified guaranteed load. see picture 1 2. Measure the permanent elongation produced by the guaranteed load Figure 1 Example of installation of guaranteed load on fastener finished pro...
12 月-24-2018
When it comes to stainless steel 304 screws, many customers will use the screws made from this material. So what screws can be made with the 304 series ultra coated stainless steel screws, will there be any production restrictions? The wire of the 304 series ultra coated stainless steel screws i...
12 月-25-2018
Some of the heads made by the flat head socket head cap screw are not so round. When they are assembled on the product, they will not look so good. So, how do you measure the roundness of the head of a countersunk head hex screw? There are 2 ways to measure the roundness of the head of a flat hea...
12 月-24-2018
Many screw fastener threads are generally right-handed, with few left-hand screw fasteners. So, how to customize the left hand socket head cap screw? The difference between the left and right threads is that the direction of the threads is different and the direction of the screws is different. ...
12 月-24-2018
The flat head hex drive machine screw does not measure the verticality of the head and the stem as compared to other cup head and hex head screws. So what is the measurement method for this screw? Method 1: Place the flat head hex drive machine screw to be measured on the V-frame specified...
12 月-24-2018