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OEM Manufacturer Galvanized Wedge Anchor Bolts - DIN912 – Hexagon Socket Head Cap 10.9 Grade Allen Bolt 12.9 Grade Hex Allen Key Bolts – Dashan
DIN912 hex socket screw, also called hex socket head screw. Carbon steel hex socket screws are divided into 4.8, 8.8, 10.9 and 12.9 grades according to strength, among which 4.8 grade is common hex socket screws, 8.8-12.9 grade is high strength and high grade hex socket screws.Socket head cap screw is often used in mechanical fastening internal links, due to its head type external circular, can very good embedded in various junction surface, target as long as make a round hole, screw head can... -
Professional China Fine Thread Self Tapping Screws - Straight Thread Rebar Connection Sleeve – Dashan
Hebei dashan fasteners co.,ltd is a large fastener production group, which has multiple production workshops. The company’s products and China Construction Group, China Railway Group, China Metallurgical Group, China Communications Group, China Coal Group have carried out in-depth cooperation. Many countries have issued policies that do not allow the use of welding technology to connect threads as structural support in buildings, so the emergence of steel sleeve solves this problem, usi... -
2022 High quality Self Tapping Screws For Drywall - ISO7380 Hexagon socket screws with flat round head 8.8 10.9 12.9 Grade – Dashan
ISO7380 hexagon socket screw, a kind of hexagon socket screw, its head is flat round head, the middle is concave hexagon, called hexagon socket flat round head screw. ISO7380 flat round head hexagon socket screw is adopted the international standard ISO7380:1997, the standard specifies the thread specification from M3 — M16, performance grade 8.8, 10.9 and 12.9, belong to the high strength and high grade hex socket screw. Generally, the carbon content of carbon steel is used to distingu... -
Factory making Oval Head Self Tapping Screws - DIN 7984 – Hexagon socket thin head cap screws High strength bolt 8.8 Grade 12.9 Grade Factory Direct Sales – Dashan
Carbon steel hex socket screws are divided into 4.8, 8.8, 10.9 and 12.9 grades according to strength, among which 4.8 grade is common hex socket screws, 8.8-12.9 grade is high strength and high grade hex socket screws.Socket head cap screw is often used in mechanical fastening internal links, due to its head type external circular, can very good embedded in various junction surface, target as long as make a round hole, screw head can also be very good into the target plane, and remove the sim... -
OEM Supply Wedge Anchor Expansion Bolt - DIN912 – Hexagon Socket Head Cap 10.9 Grade Allen Bolt 12.9 Grade Hex Allen Key Bolts – Dashan
DIN912 hex socket screw, also called hex socket head screw. Carbon steel hex socket screws are divided into 4.8, 8.8, 10.9 and 12.9 grades according to strength, among which 4.8 grade is common hex socket screws, 8.8-12.9 grade is high strength and high grade hex socket screws.Socket head cap screw is often used in mechanical fastening internal links, due to its head type external circular, can very good embedded in various junction surface, target as long as make a round hole, screw head can... -
Top Suppliers Self Tapping Screws With Wings - Wholesale price can be customized screw series – Dashan
Similar to sheet metal screws, but they have a drill-shaped point to cut through sheet metal or steel which eliminates the need for drilling a pilot hole. These self-drilling screws are designed for use in soft steel or other metals.Self-drilling screw points are numbered from 1 through 5, the larger the number, the thicker metal it can go through without a pilot hole. A 5 point can drill a 0.5 in (13 mm) of steel, for example.Self Drilling Screws are used primarily when fastening into steel ... -
100% Original Stud Bolts For Flanges - Bolt price concessions direct selling by manufacturers – Dashan
First, use: 1. The fixed anchor bolt is also known as the short anchor bolt, which is poured together with the foundation. Used to secure equipment without strong vibration or shock. 2. Movable anchor bolt, also known as long anchor bolt, is a removable anchor bolt. Heavy machinery and equipment with strong vibration and shock for fixed work. 3. Expansion anchor foot bolts are often used to fix static simple equipment or auxiliary equipment. The installation of expansion anchor foot bolts ... -
Factory wholesale Wedge Anchor Bolts For Concrete - High strength nut factory price made in China – Dashan
ASME hex nut is widely used, mainly in the field of machinery and equipment, construction, automobile, railway and other industries. The mechanical property has grade 2, grade 5, grade 8 for inch series, grade 4, grade 8, grade 10, grade 12 for metric series. Hexagon nuts are used in conjunction with screws, bolts, and screws to connect and tighten parts. ASME ANSI hex nut covers the dimensional requirements of inch series hex nut. The common standard of ASME/ANSI hex nut is ASME B18.2.2. It ... -
China OEM Black Flat Head Self Tapping Screws - ISO7380 Hexagon socket screws with flat round head 8.8 10.9 12.9 Grade – Dashan
ISO7380 hexagon socket screw, a kind of hexagon socket screw, its head is flat round head, the middle is concave hexagon, called hexagon socket flat round head screw. ISO7380 flat round head hexagon socket screw is adopted the international standard ISO7380:1997, the standard specifies the thread specification from M3 — M16, performance grade 8.8, 10.9 and 12.9, belong to the high strength and high grade hex socket screw. Generally, the carbon content of carbon steel is used to distingu... -
Reasonable price for Pan Phillips Self Tapping Screw - Wholesale price can be customized screw series – Dashan
Similar to sheet metal screws, but they have a drill-shaped point to cut through sheet metal or steel which eliminates the need for drilling a pilot hole. These self-drilling screws are designed for use in soft steel or other metals.Self-drilling screw points are numbered from 1 through 5, the larger the number, the thicker metal it can go through without a pilot hole. A 5 point can drill a 0.5 in (13 mm) of steel, for example.Self Drilling Screws are used primarily when fastening into steel ... -
Professional Design Flat Head Self Tapping Screws - ISO7380 Hexagon socket screws with flat round head 8.8 10.9 12.9 Grade – Dashan
ISO7380 hexagon socket screw, a kind of hexagon socket screw, its head is flat round head, the middle is concave hexagon, called hexagon socket flat round head screw. ISO7380 flat round head hexagon socket screw is adopted the international standard ISO7380:1997, the standard specifies the thread specification from M3 — M16, performance grade 8.8, 10.9 and 12.9, belong to the high strength and high grade hex socket screw. Generally, the carbon content of carbon steel is used to distingu... -
PriceList for Hex Nut With Flange - Wholesale price of building accessories – Dashan
The traditional sealing screw is a section structure, usually the whole tooth screw, welded in the middle of the sealing sheet or cover with expansion sealing ring, to prevent water from passing through the basement wall. In order to save steel, Hebei Dashan appeared a new type of sealing screw, from a section of the structure into a three-section of the structure, also known as the three-section of the pull sealing screw. The three-stage pull sealing screw is composed of a middle screw con...