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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
Generally, when producing screws, some customers will ask about the surface color of screws, because this will increase the beauty of their products. So, can the stainless steel screws make the black surface? Stainless steel screws can be made into black surfaces. If you want to make a black sur...
11 月-25-2020
For the same product, when they check different performance or parts, they use different detection methods and detect different contents. For example, screws, calipers, projectors, or micrometers are used when checking the head size, and torque testers are used when testing the torque. When the l...
11 月-24-2020
When our screws are used in a particular environment, we need to require the fitting to be suitable for this environment, such as long screw. Otherwise, the parts will soon be corroded, damaged, and unusable. So, can the long screw pass the salt spray test for 48 hours? Different materials and s...
11 月-24-2020
When we buy something, we take into account whether the price is worth it and whether the price exceeds our psychological expectations. It is the same even when ordering long screws, so how much does it cost? To know the price of long screws, we generally need to see whether there is a spot on t...
11 月-23-2020
When we are making screws, we generally need to do some treatment on the surface of the screws, such as electrophoresis, zinc plating, nickel plating, gold plating, dacromet, and so on. This will improve the corrosion resistance of the screw, and in the appearance, it will also look better. So fo...
11 月-23-2020
Sometimes when we look at the long screw, is not to see the material of the screw, especially the screw surface treatment, it is difficult to distinguish in the end is iron material or stainless steel, other material is better to distinguish, so how to distinguish its material? By weight, copper...
11 月-21-2020
Now screw fasteners can be purchased spot through the network, but some screw fasteners are not in stock on the network, they need to find the manufacturer to customize, such as long screw, then how long is the delivery cycle? Suppose that the size of this long screw is M6*780, the cup head has ...
11 月-21-2020
For customized products, mold opening is generally required, just like long brass screws, long screws are basically customized products, rarely standard parts. Then what factors determine whether the long screw needs to open die? The rod part of the screw. If it is a long brass screws with half...
11 月-19-2020
Recently, the Shi Shi Tong Screw manufacturer has received several calls asking whether long screws can be made with full thread. Since the screws shown on the website are basically half threaded, can long socket head cap screw be made full threaded? The long socket head cap screw can be used fo...
11 月-19-2020
Sometimes, when we receive a long screw, we will find that the rod part of the screw is bent, and it is not in the same center as the head. How to do this? If the long screw is bent, we need to analyze the reason. Was it bent before the screw was formed, or bent when the screw was formed or bent...
11 月-18-2020
When we buy something on the Internet, some hope to arrive soon, some only care about it this thing has inventory, he is not in a hurry. Different people have different requirements for the delivery date. Some people need very urgent, hope to buy today to today. The same is true for long screws. ...
11 月-18-2020
Generally speaking, when we check whether the long screws are made of carbon steel or stainless steel, we usually test them with magnets. Those that can be magnetized are magnetic, usually made of iron. But sometimes is stainless steel material, extra long stainless machine screws will also be a ...
11 月-17-2020