Structural Washers are medium carbon steel, heat treated and hardened to 35-41 HRC. Structural Washers are for use with Structural Bolts and are designed for steel-to-steel structural connections such as buildings and bridge construction. Basic Information Nor...

Basic Information Normal Sizes: M12-M16, 30mm-45mm Material: Carbon Steel Surface Treatment: Zinc, HDG Brief Introductions Purlin assemblies are structural components used in building construction to support roof loads. They typically consist of horizontal mem...

The hardened points of these screws act in a similar way to a drill bit and are thus able to cut directly through a stainless steel sheet. They can be used for up to two sheets of stainless steel with a thickness of 1mm each for a total thickness of 2mm and ar...

Hex bolts Hexagonal bolts - ordinary coarse thread Use:    Cooperate with the nut and use threaded connection to connect the two parts into a whole. It is a detachable connection. There are three types of hexagonal bolt accuracy: A, B, and C. Mark: The com...

Coupling nuts, also called extension nuts, are used to join two threaded rods or pipes, including threaded rods or pipes of different sizes. Usually constructed in a hex shape for wrench hold, the most common uses for coupling nuts include tightening rod assem...

A Wing-nut, wing nut or butterfly nut is a type of nut with two large metal "wings", one on each side, so it can be easily tightened and loosened by hand without tools. Basic Information Normal Sizes: M3-M14 Material: Carbon Steel, Stainless Steel Surface Trea...

Basic Information Normal Sizes: M5-M12 Material: Carbon Steel, Stainless Steel Surface Treatment: Zinc, YZ, BZ, HDG, E-coat, Ruspert, Black Brief Introduction Coach screws, also known as lag screws or lag bolts, are heavy-duty wood screws with a sturdy constru...

Basic Information Normal Sizes: M13-M70 Material: Carbon Steel, Stainless Steel Surface Treatment:Plain, HDG ,Zinc, Teflon Brief Introduction Stud bolts are threaded rods with hexagonal heads on both ends, designed to be used with nuts for fastening two comp...

Advantage Titanium screws offer several advantages across various applications: Strength: Titanium screws have a high strength-to-weight ratio, making them exceptionally strong while remaining lightweight. This is particularly beneficial in industries like ae...

Brief Introductions Titanium screws are durable fasteners made from titanium, a corrosion-resistant and lightweight metal. Widely used in medical implants, aerospace, and various industries, these screws offer high strength, biocompatibility, and resistance to...

Hot-dip galvanizing does provide a longer service life than competing protective coatings. In addition to a longer service life, hot-dip galvanizing is superior to competing protective coatings in several other ways. Advantages The advantages of hot-dip galvan...

Hot-dip galvanizing (HDG) is one of the oldest and most commenly used method of protecting steel fasteners from corrosion. HDG coating is relatively maintainence-free and provides excellent corrosion protection to steel structures for 50-70 years in most atmos...