Maximum Load Weights for Various Types of Piano Hinges


Piano hinges are also known as continuous hinges. They are among the most common types of hinges found in various types of installation projects. Below are maximum load weights recommended for the different types of piano hinges. It is always important to understand the strength of the various hinges you may use for a do-it-yourself piano project.

If a hinge is too week, it can spell disaster for your piano project. On the other hand, you do not want to spend too much money on an excessively strong hinge. This article provides a brief explanation on the 3 most common types of hinges. Continue reading this article for more information on types of piano hinges and their maximum strength.

Load Strength

Piano hinges are very common. The load strength of the piano hinge is determined by a couple different things. They are first determined by the number of knuckles in the hinge and second, it is determined by the number of fasteners. The load is actually spread right across the length of the piano hinge. A few examples are to follow.

Standard 24-Inch Hinge

This hinge will give you about 60 pounds of maximum weight. So, the spread of weight on this hinge is 2.5 pounds per 1-inch of the hinge.

Plastic Piano Hinge

A 2-inch plastic piano hinge can typically handle up to 100 pounds of load per linear inch of the hinge. The plastic piano hinge is an economical alternative to a piano hinge constructed of steel or other metal material.

Plated Finished Hinge

Some smaller hinges that are anywhere from 1-inch to 1.5-inches in width are great for lighter load projects. These types of piano hinges usually only have 5 knuckles. They offer great load bearing from end to end are good for light weight applications such as for kitchen cabinets and pantries.