carriage bolt

What to Know About Carriage Bolts

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What to Know About Carriage Bolts

carriage bolt grade 8

Traditionally, carriage bolts were used in constructing carriages in the early 1800s hence their name. Today they are used in several carpentry and construction applications that involve wood materials.

Carriage bolts are designed to suit different projects that require security, ease of use, and heavy-duty capacity. The characteristic of this fastener can be modified accordingly by material, thread, and size. While it is commonly made of stainless steel and has a round/dome head, square neck, and flat tip on the other end.

What is a carriage bolt used for?

The effective use of carriage bolts in various fastening applications like wood-to-metal and wood-to-wood has allowed special versions of its types. Here are some of the large industries that utilize the use of carriage bolts;

  • Water conservation and treatment industry
  • Railroad industry
  • Farming or Agriculture industry
  • Mining industry
  • Machinery industry
  • Chemical or Power Plant Industry

Advantages of carriage bolts

Every fastener has its distinct feature and function to provide in assemblies. Primarily, they fasten and connect two materials or objects which carriage bolts can efficiently do. But more than fastening, they also propose more advantages that are appropriately important to know. Here are a few of the best advantages of carriage bolts:

  • High-quality and durable
  • Corrosion resistant
  • Scratch resistant
  • Strong (with a certain amount of tensile and shear strength)

FAQs About Carriage Bolts

What is another name for carriage bolt?

Other terms for carriage bolts are; plow bolts, coach bolts, and round-head square-neck bolts. 

Are carriage bolts fully threaded?

Many variations of carriage bolts are available in the market to suit different needs of a project, however, they can be fully threaded or partially threaded in the shank depending on its manufacturer.

Do carriage bolts need nuts and washers?

Yes. Every bolt requires a mating nut to tighten its application. Nuts are inserted in the other end of a fastener where threads will meet to lock together and provide tightness. Washers can be optional and but they surely deliver more benefits in the assembly. They help in distributing the load within the surface thus preventing damage and failure to the bolts and nuts.

What is the best surface treatment for carriage bolts?

Hot dip galvanizing is a process of adding another layer of protection to the material of carriage bolt and nut to offer protection from rust and extreme corrosion resistance, making them a marine-grade fastener.

How to choose the right carriage bolt?

It would be best to consider the material of carriage bolts in which quality and longevity are prioritized. Stainless steel provides several advantages that can meet the common demands of applications for carriage bolts such as resistance to corrosion, scratch, and shear.

For more detailed information about carriage bolts, you can contact an expert manufacturer and reliable supplier of fasteners. Message us here or check out more capabilities of our company in the link – Prince Fastener Manufacturing Co., Ltd. 

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