Grade 12.9 Hex Bolts Types
According to the items, the Grade 12.9 Hex Bolts can be divided into grade 12.9 external hexagon screw, grade 12.9 hexagon socket head screw (cup head), grade 10.9 countersunk head hexagon screw (flat cup), grade [...]
Application of Hexagon Head Bolt
The installation and use of hexagon head bolts are directly related to the quality and service life of fasteners, and the safety of bolts is the primary consideration. The main factors affecting the hexagon head [...]
Classification of Internal Hexagon Bolts
Internal Hexagon Bolts are divided into cylinder head hexagon socket head bolts, which is the most commonly used one. There are many kinds of hexagon head bolts. According to the material, they are divided into [...]
About Hot-dip Galvanized Hexagon Screw
The hot-dip galvanized hexagon screw is to place the bolt in the high-temperature zinc solution of 600 ℃ so that its surface is coated with a dark gray surface. The advantages of hot-dip galvanized hexagon [...]
About High Strength Black Bolt
黑色高强度螺栓的生产过程:类风湿性关节炎ck mounting → oil removal by boiling alkali solution → water cleaning → rust removal by hydrochloric acid solution → water cleaning → boiling water heating → oxidation [...]
Advantages of Dacromet Hexagon Bolt
Dacromet hexagon bolt has many advantages, which are listed as follows: Ultra strong corrosion resistance: the thickness of Dacromet hexagon bolt film is only 4-8 μ m, but its antirust effect is more than 7-10 [...]
Torque Coefficient of Overlong Bolt
The overlong bolt is usually constructed by the torque axial force method, which is divided into two stages of initial tightening and final tightening. The torque coefficient refers to the coefficient between the torque and [...]
Introduction of Hex Bolt
Introduction of Hex Bolt The inside hex bolt head is round on the outside and concave in the middle, and the hex bolt is the common kind of hexagonal head with hex edges. The inner [...]
Difference between High Strength Hexagon Bolt and Ordinary Bolt
From the following three aspects, the difference between high strength hexagon bolt and ordinary bolts is introduced. In terms of strength grade High strength hexagon bolts are widely used. The strength grades of 8.8s and [...]
Material and Performance of High Strength Hexagon Socket Bolt
As a small hardware component, high strength hexagon socket bolt is widely used, ranging from a small electronic product and mechanical equipment to automobiles, airplanes, ships, etc., which need to move to high-strength hexagon bolts. [...]