Diamond Aluminum Company has been manufacturing structural aluminum slip fittings in Ohio since 1957. Our staff offers quality fittings and reliable service you can count on. In addition, our friendly and professional staff is here to answer any questions you may have about our company or our services.Diamond Aluminum's exclusive #300 Rack KingDiamond Aluminum produces strong lightweight structural slip on fittings and provides schedule 40 aluminum pipe. The fittings and pipe combined together are a very vestal building material and are a great alternative to expensive and complex welding and pipe bending. With a few hours time, a hex wrench and a hack saw one or two people can complete projects that would take twice as long with other more traditional metal working. Our products have been used all over the world in a variety of different types of projects. From handrails at a local amusement park, to work stands for recumbent trikes, and complex scaffolding used by military aircraft designers and maintainers almost anything is possible.

Whether you need structural aluminum pipe fittings, or schedule 40 aluminum pipe, we have what you need at prices you can afford. At Diamond Aluminum Company, our goal is to provide you with courteous, expedient, professional service of the highest caliber.Please take time and browse our Web site and find out for yourself why “the diamond makes the difference.” If you have any questions or would like to speak with a Diamond Aluminum Company representative regarding our Diamond slip fittings or aluminum pipe, please e-mail us at info@diamond-aluminum.com or call us at our new location in Middletown Ohio (513) 422-9425.At Diamond Aluminum Company, the customer always comes first.

Diamond Aluminum Company offers the highest quality of structural aluminum slip fittings on the market today. Since 1957, we have provided superior service to our customers and have assisted them in achieving their goals. Our five plus decades of experience and commitment to excellence have earned us the reputation as one of the most responsive companies in the business.

Our Values

• At Diamond Aluminum Company, you receive the kind of quality and service you expect from a leader. Our company is always evolving as the needs or our customers change and as new opportunities are created in the market. You can rest assured that, working with Diamond Aluminum Company, you will enjoy the latest services, technology and developments in the industry.
• At Diamond Aluminum Company, our highest priority is satisfied customers. You are important to us and you can expect us to go the extra mile for your business regardless as to the size or frequency of your order whether you need one fitting or a container load! Superior customer service is the hallmark of Diamond Aluminum Company. We are proud to serve you and work hard to earn your business.
• After twenty five years in various locations in downtown Cincinnati and thirty seven years on East Galbraith Road in the Hartwell area of Cincinnati the Diamond Aluminum Company has moved to a new, larger location on the southern border of Middletown Ohio. This new location will allow us to better serve all of our customers with shorter turn around times and an actual showroom that displays many of our fittings in typical uses. We are now located at 4665 Emerald Way Middletown Ohio 45044 with new phone numbers (513) 422-9425 for the office and (513) 422-9426 for the fax. Our email addresses have not changed.