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  • ASTM A325

ASTM A325

ASTM A325 is an ASTM International standard for heavy hex structural bolts, titled Standard Specification for Structural Bolts, Steel, Heat Treated, 120/105 ksi Minimum Tensile Strength. It defines mechanical properties for bolts that range from [...]

  • DIN 6914 – Hex Bolts For High Strength Struct. Bolting

DIN 6914 Hex Bolts For High Strength Struct. Bolting

DIN 6914 Hex Bolts For High Strength Struct. Bolting DIN 6914 – Hex Bolts For High Strength Struct. Bolting manufacturers & suppliers in india, Carbon Steel/ Alloy Steel/ Stainless Steel DIN 6914 – Hex Bolts [...]

  • ASTM A325 Specifications

ASTM A325 Specifications

ASTM A325 Specifications Prior to its withdrawl in 2016, the ASTM A325 specifications covered high strength heavy hex structural bolts from 1/2″ diameter through 1-1/2″ diameter. These bolts are intended for use in structural connections [...]

  • Heavy Hex Bolts

Heavy Hex Bolts

Heavy Hex Bolts are designed for use in a variety of high temperature, high strength industrial applications, such as with steel fabrication and general construction. They feature a thicker head than standard or regular hex [...]

High Strength Hexagonal Bolts

Attention Problems in Installation of High Strength Hexagonal Bolts In the installation of high strength hexagonal bolt, we need to pay attention to the following matters to ensure the quality of high strength (including internal [...]

By |September 24th, 2019|Categories: High Strength Bolts, High Strength Structure Bolts|Tags: |Comments Off on High Strength Hexagonal Bolts

Heat Treated High Strength Fasteners

Heat treated high strength fasteners are conditioned according to technical requirements. Heat treatment quenching and tempering is to improve the comprehensive mechanical properties of fasteners to meet the required tensile strength and yield strength ratio [...]

By |September 22nd, 2019|Categories: Fastener|Tags: |Comments Off on Heat Treated High Strength Fasteners

High Strength National Standard Bolts

There are five main ways to distinguish high strength national standard bolts from fake bolts: 1. Look at the logo, the packing box of the general bolt has the logo. It is divided into 8.8, [...]

By |September 20th, 2019|Categories: High Strength Bolts, High Strength Structure Bolts|Tags: |Comments Off on High Strength National Standard Bolts

Bolt Heads and Threads

How are the bolt heads and threads processed? The forming of bolt head adopts cold heading plastic processing. Compared with cutting processing, the metal fibers are continuous along the shape of the product without cutting [...]

By |September 18th, 2019|Categories: Fastener, Hex Bolts|Tags: |Comments Off on Bolt Heads and Threads

About Fasteners

Fasteners Classification and Characteristics There are many kinds of fasteners. According to their names, fastener can be divided into seven basic categories: bolts, screws, nuts, rivets, pins, welding nails and washers. Bolts include external hexagonal [...]

By |September 16th, 2019|Categories: Fastener|Tags: |Comments Off on About Fasteners

Heavy External Hexagonal Bolts

Heavy external hexagonal bolts: Standard: A325M. Level: 4.8/5.8/6.8/8.8/10.9/12.9; Grade 2/5/8. Specification: M6-M24; 1/4 inch-1 inch. Length: 10mm-270mm; 1/2inch-10inches. Surface treatment: natural color, blackening, galvanizing, hot galvanizing, dacromet. Packing: 25 kg in bulk and 36 cases [...]

By |September 14th, 2019|Categories: Heavy Hex Bolts|Tags: |Comments Off on Heavy External Hexagonal Bolts