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Jun 18, 2026Anti-loosening Types Of Bolts And Nuts & Anti-loosening Principle Of Self-loc...Loosening of bolt and nut connections is a common failure problem in mechanical engineering, which has always been a hot research topic in the fastener industry. Based on practi... -
Jun 17, 2026Eight Incorrect Fastener Application PracticesMany personnel assume that minor fastener substitutions will not cause obvious adverse impacts during equipment assembly and maintenance. This mindset is incorrect. As critical ... -
Jun 16, 2026Hardness Grades And Application Advantages Of Hexagon Socket BoltsHexagon socket bolts , also known as hexagon socket head cap screws, are cylindrical fasteners with an internal hexagon drive head. The commonly used grades of hexagon socket bo... -
Jun 15, 2026Meaning Of Grade 8.8 Fastener Bolts & Basic Knowledge Of ThreadsPerformance grades of bolts for steel structure connections include 3.6, 4.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9 and 12.9. Bolts of Grade 8.8 and above are manufactured from medium c... -
Jun 12, 2026Matching Specifications For Nut And Bolt Strength GradesIt is common industry knowledge that bolts are classified by strength grades. Similarly, nuts also have corresponding strength and precision grades. Nuts and bolts work in pairs... -
Jun 11, 2026Causes, Prevention And Removal Methods For Galling Of Stainless Steel Bolts A...Galling (seizure) is a common issue when assembling or disassembling stainless steel bolts and nuts . Once galling occurs, the two fasteners become extremely difficult to separa... -
Jun 10, 2026Cause Analysis Of Hydrogen Embrittlement Fracture Of Alloy Steel BoltsHydrogen embrittlement is a typical brittle failure mode of high-strength steel. Free hydrogen atoms penetrating into the steel matrix accumulate at internal defects, grain boun... -
Jun 09, 2026Case Analysis Of Typical Bending Fatigue Fracture Of Fastener Stud BoltFatigue failure is one of the most common failure modes of mechanical components. Statistical data shows that 50% to 80% of all mechanical part failures are attributed to fatigu... -
Jun 08, 2026Types And Causes Of Surface Defects On Fastener NutsNuts are core matching connecting parts for threaded fasteners. During production and application, nuts are prone to various surface defects, including cracks, shear bursts, bur... -
Jun 05, 2026Methods For Improving The Strength Of Bolted ConnectionsIn tension-type bolted connections, the overall strength of the joint is mainly determined by the load-bearing capacity of the bolt itself. Bolt strength is affected by multiple... -
Jun 04, 2026Types And Cause Analysis Of Fastener Fracture FailureMechanical equipment and steel structures are assembled from various components, most of which are fixedly connected by threaded fasteners. Failure of threaded fasteners directl... -
Jun 03, 2026Corrosion And Protection Mechanism Of FastenersBolts, nuts, screws and other fasteners are susceptible to corrosion degradation after long-term service, which impairs the stability and safety of mechanical connections. Durin...
