High Strength Bolts

//High Strength Bolts

Treatment of High Strength Blackened Bolts

What are the specific requirements for the treatment of high strength blackened bolts? Degreasing, derusting and cleaning shall be carried out for high strength blackened bolts before treatment. Incomplete cleaning will affect the blackening effect. It is recommended to use hydrochloric acid of more than 15% concentration for pickling. The treatment of high strength blackened [...]

By |June 15th, 2021|Bolt Types, High Strength Bolts, High Strength Structure Bolts|Comments Off on Treatment of High Strength Blackened Bolts

Advantages of Hot Dip Galvanized Hexagon Bolts

Advantages of hot dip galvanized hexagon bolts: Low treatment cost: the cost of hot dip galvanizing antirust is lower than that of other coatings; Durable: in suburban environment, the standard thickness of hot-dip galvanizing antirust can be maintained for more than 50 years without repair; Hot dip galvanized bolt is also called hot-dip galvanizing and [...]

By |June 11th, 2021|Bolt Types, Hex Bolts, Hexagon Bolt, High Strength Bolts|Comments Off on Advantages of Hot Dip Galvanized Hexagon Bolts

Featurers of High Strength Hot Dip Galvanized Bolts

Featurers of high strength hot dip galvanized bolts High strength hot dip galvanized bolt is a typical anodic coating, which is mainly used to improve the corrosion resistance of the substrate. Because of its thin coating thickness, it is mainly used for surface anti-corrosion protection under general environmental conditions. After chromate passivation treatment, the corrosion [...]

By |June 9th, 2021|Bolt Types, High Strength Bolts, High Strength Structure Bolts, Structural Bolts|Comments Off on Featurers of High Strength Hot Dip Galvanized Bolts

Application Advantages of Hot Dip Galvanized Bolt

Application advantages of high strength hot dip galvanized bolt High strength hot-dip galvanized bolts are widely used. Compared with other paint coatings, the cost of hot-dip galvanized bolts is very low, but they can also play the role of rust prevention and corrosion prevention, so they are welcomed by manufacturers and enterprises. Application advantages of [...]

By |June 5th, 2021|Bolt Types, Heavy Hex Bolts, Hex Bolts, High Strength Bolts|Comments Off on Application Advantages of Hot Dip Galvanized Bolt

Clean High Strength Galvanized Bolts

How to clean high strength galvanized bolts? Generally, when high strength galvanized bolts are cutting and cold heading, there will be cooling oil on the outer surface of the fasteners, and there will be residual oil on the outer surface of the fasteners after quenching in the heat treatment oil, which will be attached on [...]

By |June 2nd, 2021|Bolt Types, Construction Bolts & Nuts, High Strength Bolts, High Strength Structure Bolts|Comments Off on Clean High Strength Galvanized Bolts

Characteristics of High Strength Bolts

Characteristics of high strength bolts High strength bolts are made of high strength steel, or bolts that need to be applied with large preload, which can be called high strength bolts. High strength bolts are mostly used to connect bridges, rails, high pressure and ultra-high pressure equipment. The fracture of this kind of bolt is [...]

By |May 28th, 2021|Heavy Hex Bolts, High Strength Bolts, High Strength Structure Bolts|Comments Off on Characteristics of High Strength Bolts

Classification of High Strength Bolts

Today, We will introduce the classification of high strength bolts. According to the stress state, high strength bolts can be divided into friction type and pressure bearing type. In fact, there are differences in design and calculation methods. The ultimate bearing capacity of friction type high-strength bolts is the sliding between plates; The bearing capacity [...]

By |May 18th, 2021|Bolt Types, Construction Bolts & Nuts, High Strength Bolts, High Strength Structure Bolts|Comments Off on Classification of High Strength Bolts

Treatment Technology of Dacromet Hexagon Bolt

Treatment technology of Dacromet hexagon bolt Dacromet is a kind of inorganic conversion film containing zinc, aluminum and chromium, which is directly immersed in Dacromet treatment solution without electrodeposition, or adhered to the surface of workpiece by brush coating and electrostatic spraying, and then sintered. Dacromet hexagon bolt refers to the Dacromet plating on the [...]

By |May 16th, 2021|Bolt Types, Hex Bolts, High Strength Bolts, High Strength Structure Bolts|Comments Off on Treatment Technology of Dacromet Hexagon Bolt

Advantages and Applications of High Strength Hot Dip Galvanized Bolt

Advantages and applications of high strength hot dip galvanized bolt The high-strength galvanized bolt is a method of immersing the bolt into the pre heated and melted zinc plating bath to form a layer of zinc coating on the surface of the workpiece after degreasing and derusting. High strength hot-dip galvanized bolt connection has the [...]

By |April 25th, 2021|Bolt Types, Heavy Hex Bolts, Hexagon Bolt, High Strength Bolts, High Strength Structure Bolts, Structural Bolts|Comments Off on Advantages and Applications of High Strength Hot Dip Galvanized Bolt

Appearance Requirements for Blackening of High Strength Bolts

Appearance requirements for blackening of high strength bolts: 1. The appearance of blackening treatment is blue black or dark black. 2. The film crystallizes compactly and evenly, and the product has no bottom exposure, obvious color difference, whitening and other abnormal phenomena. If the blackening treatment of high strength blackened bolt is abnormal, the following [...]

By |April 23rd, 2021|Bolt Types, High Strength Bolts, High Strength Structure Bolts|Comments Off on Appearance Requirements for Blackening of High Strength Bolts

Anti Loosing Method of Outer Hexagon Bolt

Anti loosing method of outer hexagon bolt 1、 Permanent anti loosing method Spot welding, riveting, bonding, etc. This method mostly needs to crush the threaded fasteners during disassembly, which can not be reused. 2、 Friction anti loosing method This is one of the most widely used anti loosing methods. In this method, a positive pressure [...]

By |April 21st, 2021|Bolt Types, Hex Bolts, Hexagon Bolt, High Strength Bolts|Comments Off on Anti Loosing Method of Outer Hexagon Bolt

Processing Technology of Blackened Hexagon Bolt

The processing technology of blackened hexagon bolt is divided into three kinds: low temperature blackening, high temperature blackening and optical extinction blackening. 1. Low temperature blackening The product quality of low temperature blackening process of hexagon bolt is better than that of the same industry, the blackening film of the processed workpiece is firm, the [...]

By |April 13th, 2021|Bolt Types, Heavy Hex Bolts, Hex Bolts, Hexagon Bolt, High Strength Bolts, Structural Bolts|Comments Off on Processing Technology of Blackened Hexagon Bolt

Hardness Grade of Hexagon Socket Bolts

What are the hardness grade of hexagon socket bolts? The cylindrical head of the hexagon socket bolt is in the shape of hexagon socket. There are many kinds of hardness grades. Users can choose according to their different needs to ensure the tightening effect of the bolt. The hardness grade of hexagon socket bolt will [...]

By |April 9th, 2021|A325, A490, ASTM International Standard, Bolt Types, Hex Bolts, Hexagon Bolt, High Strength Bolts, Socket Head Bolts|Comments Off on Hardness Grade of Hexagon Socket Bolts

Proper Maintenance of High Strength Hexagon Bolts

Proper maintenance of high strength hexagon bolts? When high strength hexagon bolt is used, it needs to cooperate with the nut to play the role of fastening. If its packaging, transportation and storage methods are improper, it is easy to cause the thread to be crushed and the bolt surface to rust and corrode. Let's [...]

By |April 5th, 2021|Bolt Types, Construction Bolts & Nuts, High Strength Bolts, High Strength Structure Bolts, High Tensile Bolts|Comments Off on Proper Maintenance of High Strength Hexagon Bolts

How to Deal With the After-sale Problems of High Strength Hexagon Bolt?

How to deal with the after-sale problems of high strength hexagon bolt? High strength hexagon bolt is made of high-strength steel. It is generally used in track, bridge and high-pressure equipment. In order to ensure its firmness, sometimes it needs to be prestressed before use. However, if the product has quality problems during use, it [...]

By |March 28th, 2021|A193, A325, ASTM International Standard, Bolt Types, F3125, Heavy Hex Bolts, High Strength Bolts, High Strength Structure Bolts, Stainless Steel Bolts|Comments Off on How to Deal With the After-sale Problems of High Strength Hexagon Bolt?

Anti Corrosion Treatment Method of Hexagon Socket Bolts Surface

Anti corrosion treatment method of hexagon socket bolts surface In the production of hexagon socket bolts, one of the most important links is to carry out anti-corrosion treatment on the surface. You may ask "how to carry out anti-corrosion treatment?" in fact, different corrosion conditions lead to different anti-corrosion treatment methods. Today, we will briefly [...]

By |March 19th, 2021|A490, A563, ASTM International Standard, Bolt Types, F3125, High Strength Bolts, High Tensile Bolts, Plow Bolts, Ring Bolts, Socket Head Bolts, Square Head Bolt|Comments Off on Anti Corrosion Treatment Method of Hexagon Socket Bolts Surface

A325M Heavy Hex Bolt Specification

A325M heavy hex bolt specification: Heavy hex bolts: Standard: A325m Grade: 4.8/5.8/6.8/8.8/10.9/12.9; grade 2 / 5 / 8.0 Specification: m6-m24; 1 / 4inch-1inch Length: 10 mm-270 mm; 1 / 2 inch-10 inches Surface treatment: natural color, blackening, galvanizing, hot galvanizing, Dacromet Packing: 25kg per carton, in bulk, 36 cartons per pallet. Or according to customer [...]

Advantages of High Strength Galvanized Bolt

Advantages of high strength galvanized bolt High strength galvanized bolt is galvanized, so what are its advantages? Hot dip galvanizing is also used to protect the surface of screws, bolts and nuts from corrosion. Hot dip galvanized screws have better corrosion resistance than electro galvanized screws. However, high cost and high strength structural bolts are [...]

By |March 2nd, 2021|A193, A307, A325, Anchor Bolts, ASTM International Standard, Bolt Types, Bracket Bolt, Flange Head Bolts, Heavy Hex Bolts, Hexagon Bolt, High Strength Bolts, Socket Head Bolts, Structural Bolts|Comments Off on Advantages of High Strength Galvanized Bolt

Identification methods of high strength bolt

The identification methods of high strength bolt are mainly seen in five aspects: 1. Look at the mark. Generally, there is a mark on the packing box of the bolt. It can be divided into three levels: 8.8, 10.9 and 12.9. Generally, there is no grade mark on the hexagonal plane of hexagon bolt, which [...]

By |February 16th, 2021|Bolt Types, Bolts & Nuts Grade, Carriage Bolts, Elevator Bolts, Expansion Bolt, Grade 10.9, Grade 8.8, Heavy Hex Bolts, High Strength Bolts, High Strength Structure Bolts, High Tensile Bolts|Comments Off on Identification methods of high strength bolt
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High Tensile 10.9 Hex Bolts Weight and Size

High Tensile 10.9 Hex Bolts Weight and Size High Tensile 10.9 Hex Bolts Weight Chart MM THREADS AS PER IS 1363/67 APPROXIMATE WEIGHT IN KGS FOR 100 NOS LENGTH DIAMETER M 5 M 6 M 8 M 10 M 12 M 14 M 16 M 18 M 20 M 22 16 mm 0.448 0.743 1.590 [...]

By |December 30th, 2020|Bolt Types, Bolts & Nuts Grade, DoWeDo News, Fastener, Fasteners Knowledge, Grade 10.9, Heavy Hex Bolts, Hex Bolts, Hexagon Bolt, High Strength Bolts, High Strength Structure Bolts, High Tensile Bolts|Comments Off on High Tensile 10.9 Hex Bolts Weight and Size