High Strength Structure Bolts

//High Strength Structure 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

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

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

Application of Hot Dip Galvanized Hexagon Bolts

Application of hot dip galvanized hexagon bolts There are quite a lot of bolts types. Some bolts may only be used in special places, such as hot dip galvanized hexagon bolts are generally suitable for outdoor use. The most used places are bridge barriers, power facilities, power grid structure, etc. of course, the type and [...]

By |April 11th, 2021|Bolt Types, Bolts & Nuts Grade, Grade 10.9, Grade 8.8, Heavy Hex Bolts, High Strength Structure Bolts, Structural Bolts|Comments Off on Application of Hot Dip Galvanized Hexagon 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?

How to Reduce the Rust of High Strength Hot Dip Galvanized Bolts

How to reduce the rust of high strength hot dip galvanized bolts? What measures can be taken to reduce the rust probability of high strength hot dip galvanized bolts? High strength hot-dip galvanized bolts in the production of processing surface, hot-dip galvanizing process will be carried out on the surface, which can enhance the anti [...]

The Difference Between Hexagon Bolt and Screw

The difference between hexagon bolt and screw Hexagon bolts and screws are commonly used fasteners, which are very common in our life. Their main function is to connect and fix them. However, many people can't tell the difference between them, or even confuse them. Today we will explain the differences between them. Differences between hexagon [...]

How to Process Bolt Head and Thread

How to Process Bolt Head and Thread? The forming of bolt head adopts cold heading plastic processing. Compared with cutting, the metal fiber (metal wire) is continuous along the shape of the product, and there is no cutting in the middle. Therefore, the strength of the product is improved, especially the mechanical property is excellent. [...]

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 [...]

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

Heat Treated High Strength Fastener

Heat treated high strength fastener should be quenched and tempered according to the technical requirements. The purpose of heat treatment and tempering is to improve the comprehensive mechanical properties of fasteners to meet the specified tensile strength and yield ratio of products. Heat treatment process has a vital impact on high-strength fasteners, especially its internal [...]

By |February 3rd, 2021|A563, ASTM International Standard, Bolt Types, F3125, Fastener, Fasteners Knowledge, High Strength Structure Bolts, Square Head Bolt, Stainless Steel Bolts, Structural Bolts|Comments Off on Heat Treated High Strength Fastener
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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
  • High-Strength Grade 8.8, 10.9, 12.9 Hexagon Bolts

High-Strength Grade 8.8, 10.9, 12.9 Hexagon Bolts

High-Strength Grade 8.8, 10.9, 12.9 Hexagon Bolts Steel Structral bolts are a kind of high strength bolts and also a standard part. Fastening performance is better, for steel structure, engineering, so that the role of fastening. General steel structure, the requirements of the steel bolts are 8.8 or more, there are 10.9, 12.9, all of [...]

  • Carbon Steel Material High Strength Hex Head Bolt with Washers and Nut

Carbon Steel Material High Strength Hex Head Bolt with Washers and Nut

High Strength Hex Head Bolt Carbon Steel Material with Washers and Nut 8.8S For Steel Structures Description of the hex head bolt Suitable for steel structure installation projects, construction technology projects connected by large hexagonal high-strength bolts. It consists of a bolt, two washers, and a nut. The bolts, nuts and washers should be used [...]

By |November 21st, 2020|Bolt Types, DoWeDo News, Fastener, Fasteners Knowledge, Heavy Hex Bolts, Hex Bolts, Hex Nuts, Hexagon Bolt, Hexagon Nut, High Strength Bolts, High Strength Structure Bolts, High Tensile Bolts, Nuts, Washers|Comments Off on Carbon Steel Material High Strength Hex Head Bolt with Washers and Nut