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Feb 22, 2024Materials for 8.8 grade bolts and standards for 8.8 grade boltsThere is actually no specific regulation for the material of grade 8.8 bolts , only the allowable range of chemical composition is specified. As long as the material meets the requ -
Feb 19, 2024How to handle the locking problem of non-standard screws and precautions for ...Non standard screws refer to screws that have corrosion resistance and are less prone to rusting in media such as gas and water. The quality of non-standard screws mainly depends o -
Jan 30, 2024Standard screw specifications and inspectionStandard screws include bolts, studs, machine screws, nuts, self tapping screws, washers, cylindrical pins, rivets, and retaining rings. There are specifications for bolts such as -
Jan 19, 2024Why do long screws bend after heat treatmentLong screws may bend after heat treatment, which is usually caused by stress during the heat treatment process. The following are some possible reasons that may cause screws to ben -
Jan 18, 2024The hexagon socket screw can go/no go gauge, but it does not work after heat ...Internal hex socket screws are a common type of fastener, commonly used in situations that require high torque or need to prevent loosening. The head of the hexagon socket screw ha -
Jan 12, 2024Bolt connection as a common mechanical connection methodBolt connection, as a common mechanical connection method, has been widely used in various fields. It achieves the fastening connection of parts through the combination of bolts an -
Jan 04, 2024International Standard | Guide to Stainless Steel Bolt GradesStainless steel bolts are widely used in various environments and occasions due to their excellent corrosion resistance and mechanical properties. Here are some common usage scenar -
Dec 28, 2023DIN and GB standard stainless steel screwsWhat is GB stainless steel screw ? When we refer to GB stainless steel screws, we first need to start with their material. If it is a 304GB stainless steel screw, then its material -
Dec 22, 2023Classification and types of strength grades for stainless steel boltsStainless steel bolts are one of the common fixing materials in decoration projects, with a large amount of usage and a wide range of applications. Therefore, people preparing for -
Dec 20, 2023How to avoid locking and discoloration of stainless steel screwsWhen assembling stainless steel screws , locking phenomenon is often encountered. Lock, also known as bite, refers to the phenomenon of bolt and nut biting and locking during the t -
Dec 15, 2023The difference between bolt electroplating and hot-dip galvanizingThe difference between electroplating and hot-dip galvanizing is only one word, but there is a significant difference. In this article, the editor will analyze the differences betw -
Dec 13, 2023The reasons for the substandard strength of stainless steel boltsIf we use a magnifying glass to observe a stainless steel bolt with quality issues that cannot be seen with the naked eye, we can see that the surface of the bolt will have a notic





