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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
Speaking of screws, we must think of a small one, even let you think about long black screws, will feel only tens of centimeters, not long, but the fact that long screws can be done nearly 2 meters, higher than you, is not very surprised? Now, are you wondering how such long black screws are act...
11 月-17-2020
Because of the development of the new product, Mr. Tian needs to design a relatively long screw with the size of M6*450 and cross self-tapping screw with the disk head. The strength requirement is 8.8, so the material of iron is needed and the surface treatment needs black. But Mr. Tian asked the...
11 月-14-2020