Heavy Hex Bolts
Hexagon Head Bolts Installation and Application
Hexagon head bolts installation and application is directly related to the quality and service life of fasteners, and the safety of bolts is the primary consideration. Main factors affecting hexagon head bolt: the selection of material, thickness of steel plate, processing and cutting, surface coating and installation of steel structure parts shall comply with design [...]
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 10.9 semicircular head hexagon socket head screw (round cup), grade 12.9 set screw (machine meter), grade 12.9 hexagon plug screw [...]
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 bolt: the selection of material, thickness of steel plate, processing and cutting, surface coating and installation of steel structure shall [...]
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 screw are strong adhesion of zinc coating, thick coating and strong corrosion resistance. Hot dip galvanized bolts are used for [...]
About High Strength Black Bolt
Production process of high strength black bolt: Rack mounting → oil removal by boiling alkali solution → water cleaning → rust removal by hydrochloric acid solution → water cleaning → boiling water heating → oxidation → water cleaning → saponification → water cleaning → self drying → hot oil soaking → oil control → inspection [...]
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 times of that of traditional galvanizing, hot galvanizing or coating. The standard parts and pipe joints treated by Dacromet process [...]
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 the axial force of the bolt in the tightening process. Generally speaking, it has a great relationship with the friction [...]
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 hex screwdriver looks like `7'. Cut two segments of the hex steel bar into 90 degrees bending to form an [...]
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 10.9s are commonly used, of which 10.9 is the most. The strength grade of ordinary bolts is lower, generally 4.4, [...]
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. In addition, the high-strength hexagon bolt is applied to the following industries: electronic industry, electrical industry, electrical industry, power industry, [...]
Drawing of Thread Hole of Heavy Hex Bolt
When drawing the Thread Hole of Heavy Hex Bolt, use two thick solid lines, close the end with a triangle (also thick solid line), then offset two thin solid lines (offset distance is thread depth) outwards, and close the front of the triangle with a thin solid line. In addition, the following three points should [...]
Advantages of Hot Dip Galvanized Hexagon Bolt
In the work, we can often see the hot dip galvanized hexagon bolt, because it has many advantages, making it popular with customers, and rapid development in the market. Generally speaking, the top surface of the head of the hot-dip galvanized hexagon bolt is marked with convex or concave characters, or the side of the [...]
Classification of High Strength Hexagon Socket Bolts
The High Strength Hexagon Socket Bolts connection is to clamp the plates of the connecting plate by a large amount of tightening pre tension in the bolt bar, which is enough to produce a great friction force, so as to improve the integrity and rigidity of the connection. When subjected to shear force, according to [...]
General Knowledge of Steel Structure Bolt Thread
The Steel Structure Bolt thread refers to a kind of uniform helix bulge on the screw or bolt surface or the section of the internal surface, which mainly plays the role of connection, adjustment, transfer movement, etc. Generally speaking, the thread of steel structure bolt can be divided into three types according to the structural [...]
Installation Points of High Strength Hexagon Bolt
What are the installation points of high strength hexagon bolt? Let's make a list: 1. During the assembly of high-strength hexagon socket bolt connection pair, the side with round table of nut shall face the side with chamfering of washer. For the assembly of large hexagon head and high-strength hexagon bolt connection pair, the chamfered [...]
Calculation and Drawing of Hexagon Bolt
Calculation and Drawing of Hexagon Bolt: Hexagon bolt is a very common bolt, which is widely used. It can fasten connected parts by bolts, nuts and washers. The function of the ring is to prevent the surface of the connected part from being damaged when tightening the nut, and to make the pressure of the [...]
Do Heavy Hex Bolts need GASKET
Is it necessary to use gasket when connecting heavy hex bolts? The gasket of heavy hex bolts is mainly used to avoid the scratch of bolt and reduce the bending force. Whether to use washers or not depends on the specification of heavy hex bolts. When the bolt assembly hole is too large, a washer [...]
Galvanized Steel Hex Bolts and Nuts DIN933
Galvanized Steel Hex Bolts and Nuts DIN933 Product Name Hexagon Bolt Material stainless steel/carbon steel Size Dia.:5mm~20mm,1/4″~9/16″;:L:8mm~200mm,5/16″~8″ Standard DIN GB ISO JIS BA ANSI Grade 4.8 6.8 8.8 10.9 12.9 Finish plain, zinc plated, black oxide, black phosphated Thread standard Used building industry machinery Galvanized Steel Hex Bolts and Nuts DIN933 FAQ 1.Why [...]
DIN 6914 Gr, 10.9 Heavy Hex Bolt Black Finish
Product name DIN 6914 Heavy Hex Bolt Black Finish Standard DIN 6914 Material Carbon Steel, Alloy Steel, Stainless Steel etc. Size M12-M42 Class Gr.10.9 Surface Treatment Plain, Black Oxide, Zinc Plated(Yellow), H. D. G. etc. Delivery Lead Time Generally 30-45 workdays Certificate ISO9001:2008 Package 25kgs per BOX, 36 boxes per Pallet Sample FREE SAMPLE will [...]
FASTENERS Material
FASTENERS Material: CARBON STEEL lOW TEMPERATURE CARBON STEEL LOW ALLOY STAINLESS STEELS – DUPLEX & SUPER DUPLEX NICKEL ALLOYS ZIRCONIUM EYE BOLT EYE BOLT WITH SHOULDER EYE BOLT NO SHOULDER TURNED EYE BOLTS SCREW THREAD EYE BOLT U-BOLTS SQUARE U-BOLTS LAG BOLTS BOLTS AND NUTS SERRATED FLANGE BOLTS BUTTON HEAD BOLTS HEAVY HEX BOLTS SQUARE [...]