Knowledge
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Jan-2022Decarburization in Heat Treatment of Hot-dip Galvanized Hexagon Bolts
The process of processing and manufacturing hot-dip galvanized hexagon bolts is complicated. After multiple processes, the hot-dip galvanized hexagon bolts of each process can be strictly regarded as the basic standard. In order to meet the specifica...25
Jan-202224
Jan-2022Maintenance method of non-standard screws
1. During the heating process of screw tempering, the stacking should be done together, otherwise it will cause slight oxidation in the quenching oil.2. When rinsing the screw, because this process is very important, it needs to be very careful, and ...23
Jan-2022Methods of preventing stainless steel screws and nuts from being welded
We all know that self-tapping screws do not need to be used with nuts, because they are self-locking and can be fixed in the workpiece. But did you know that in some cases, the stainless steel screws of the machine teeth cannot be used with nuts. In ...22
Jan-2022The difference between blackening of non-standard screws and black zinc plating
1. The thickness of the surface coating is different, the surface coating of black zinc plating will be thicker than the black one. Black zinc plating is an electrophoresis process. After the power is turned on, the electroplating medium in the solut...21
Jan-2022The reason why stainless steel self-tapping screws are easy to break
The weight of stainless steel self-tapping screws is important both when quoting and when shipping. With a little less weight, the cost of the product will drop a little. Most of the time, customers are also very cost-conscious when choosing a suppli...20
Jan-2022How to control the quality of hexagon socket screws
If this hexagon socket screw is to be produced, it needs a mold to cooperate. When ordering a mold, the screw manufacturer should not make a mistake in the model and the size of the screw, otherwise the produced mold will not be able to produce the s...19
Jan-202218
Jan-2022Reasons why pan head socket head cap screws cannot be used
If the flat head socket head cap screw cannot be used, the following phenomena may occur:1. Sliding batches, which are generally made by screw manufacturers when the grooves are shallow when producing flat head hexagon socket screws, so the batches w...17
Jan-2022How to clean non-standard stainless steel screws
1. When degreasing and cleaning stainless steel non-standard screws, it is recommended to use a weakly acidic degreasing agent, which has good penetration, dispersion, wetting, saponification, and emulsifying ability to oil stains, and has a signific...16
Jan-2022The reason why stainless steel pan head screws are easy to lock
1. The fitting angle of the thread is wrong. The fitting between the stainless steel pan head screw and the nut is a clearance fit. Their respective standards and tolerances, so if they are not well designed, the middle axis may not be on this line d...15
Jan-2022The advantages of customized non-standard screws
①The use of non-standard screws can save a lot of installation time for enterprises, greatly improve work efficiency, reduce labor, and save costs for enterprises②Customized non-standard stainless steel screws can be customized according to customer ...
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