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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
The purpose of the tamper resistant screws fastenal is to prevent it from being screwed down, but some anti-theft screws can not function as anti-theft, and they are quickly screwed down. Why? In fact, there are many types of tamper resistant screws fastenal. The anti-theft features of different...
10 月-30-2018
Recently, a customer asked for a truss head screws stainless when ordering, but the surface treatment wanted to make bismuth zinc. When customers say this, we generally advise customers not to do bismuth zinc. Why is this? Generally, the surface treatment of the screws is to make the screws less ...
10 月-29-2018
How do you calculate the length of flat head machine screw? Why did I buy two kinds of screws with the same specifications but different lengths? Is the length of the countersunk screw measured in conjunction with the head? The length of general screw, such as pan head screw, round ...
10 月-29-2018
Because the products used are different, some customers have requirements for the tensile strength of sus screw. So how do we know if the tensile strength of stainless steel screws produced meets the requirements? Thread Diameter 304 sus screw performance grade parameters Tensile str...
10 月-29-2018
What is the density of stainless steel pan head machine screws? First you need to know which grade of stainless steel screw this is. Stainless steel screws are available in 201, 304, 303, 316, etc. 304 stainless steel pan head machine screws are a common type among various grades, and 304 stainle...
10 月-29-2018
It is generally subconsciously assumed that the reason for the easy section of the long socket screw must be the lack of strength. In fact, this is a more one-sided judgment, of course, we must first exclude whether it is due to the strength of the cause. Some long hexagon screws have reached the...
10 月-27-2018
Screws are common and necessary hardware in our daily life, and often come into contact with them. However, when I was browsing the forum, I found that many people often have no trouble with the screws they encounter in their lives. There is nothing to do with the screw. For example, how to unscr...
10 月-27-2018
Round head machine screw can be made in a variety of materials, such as stainless steel, carbon steel, copper, aluminum, and titanium. So, do you know which nickel-plated surface treatment is used when using carbon steel, and which is the nickel-plated liquid additive for round head machine screw...
10 月-27-2018
If you are a buyer of screws, you should have encountered a different offer for the same size of pan head machine screw. Do you think that the supplier is in the pit? Actually not, there are reasons for different prices. Why are the pan head machine screw of the same specifications different in p...
10 月-27-2018
A few days ago, a customer sent an email saying that the stainless steel sems screws was required. Please see the attached item for the specific dimensions. After that, we can clearly see which stainless steel grades the customer requested and the surface treatment requirements in the customer...
10 月-26-2018
Stainless steel countersunk screws are also called stainless steel flat head screws. Although the name is different, the meaning is the same. If it is made of carbon steel, there will be 4.8, 8.8, 10.9, and 12.9. However, stainless steel is only 4.8. Some stainless steel countersunk screws requir...
10 月-26-2018
Many customers choose self-tapping screws when purchasing screw fasteners. The self-tapping screws are not used for tapping when used with the machine screw, and can be directly attacked. So what are the pan head stainless steel self tapping screw dimensions? Pan head stainless steel self tappin...
10 月-26-2018