If you are in need of hydraulic hose fittings, you can simply purchase online and have them shipped to your workplace. If you want to avoid hassles and errors while installing hose fittings, you can go for O-ring seals. These seals are self-sealing and can be either permanent or reusable. They are easy to install and will ensure that you get the perfect fit every time. Hydraulic hose fittings have been around for more than two decades.
O-ring seals prevent over-torquing and leakage
An O-ring face seal in a hydraulic hose fitting is not susceptible to cracks, so you can safely torque it according to the recommended torque for the particular model of hose fitting. Because it is an elastomeric seal against metal, the O-ring will not become deformed when the hose is tightened. However, you must be sure to torque the fitting correctly to avoid over-torquing or leaking.
It is also recommended that you never over-torque hydraulic hose fittings. If you do so, you might deform the metal and damage the threads. The O-ring itself might also get damaged, compromising the seal. Moreover, if it is cracked, the hose could leak. Thus, you must always check the O-ring before making any modifications or repairs.
O-rings also protect the threads of hydraulic hose fittings. When replacing an O-ring, make sure you select a suitable replacement for the existing one. O-rings’ compatibility varies depending on their material and durometer. The size of the O-ring is important as well. Also, consider how often you change the O-ring.
Leaking hydraulic connectors are not just annoying, but also a health hazard. They can compromise the integrity of the machine and require extensive maintenance. The oil spilled from a leaking hydraulic hose can pollute up to one million liters of water, according to the hydraulic hose manufacturer Gates. You must always check your hydraulic hose for any damage and replace it as soon as possible.
They are self-sealing
If you are looking for hydraulic hose fittings, you are in luck. There are a wide variety of options to choose from. The main factor is application. The acronym STAMP is an important reference when selecting a hydraulic hose or fitting. The letters stand for Size, Temperature, Application, Media, and Pressure. The National Fluid Power Association was founded in 1953 and is dedicated to advancing the industry by educating the workforce and establishing guidelines for the safe and effective use of hydraulic hoses.
Self-sealing hydraulic hose fittings come in two main varieties: crimped and field attachable. Crimped fittings are permanently installed while field attachable fittings are reusable. Crimped fittings are secured using a crimping machine, which requires a crimping press. The former is considered the more secure option but requires a crimping machine. A portable hydraulic crimping machine is available to bridge the gap between crimp couplings and field attachable fittings.
Ensure that the internal and external diameter of the hydraulic hose and fitting match. A mismatch between these two will cause leakage or connection failure. Choose a fitting material that is compatible with the hydraulic fluid and operating environment. The most common material used for hydraulic fittings is NBR (Nitrile) O-rings. In addition, select the proper length of the hydraulic hose. Proper length will reduce the likelihood of assembly failure.
They are easy to install
Hydraulic hose fittings are made of different materials. Among them are the female and male tapered threads. The female fittings feature threads that are inside the machine and the male ones have threads on the outside. Tapered threads can have leakage problems because of the torque that is applied to them. Also, these fittings are easy to install, making them the best choice for many hydraulic systems.
Push-lock hydraulic hose fittings are another type of fittings. They allow the hose to be self-aligned, saving both time and money. They can also be used on low-pressure hydraulic systems. The main limitation with push-lock fittings is the hose size. This type of fitting cannot be used with most hydraulic systems. Available sizes include #4 (1/4), #6 (3/8), and #8 (1/2″), as well as metric and female flanges.
Some hydraulic hoses are designed for quick installation, but some require a more complicated process. You should follow the instructions carefully when installing push-lock fittings to avoid a blow-off. Also, make sure to keep a constant pressure and feed rate during the assembly process. Hoses with tight bend radius should not be twisted. When bending them, do not bend them too far, closer to the ferrule than 1.5 times their diameter. Also, avoid making the hose contact with objects to prevent tensile stress and abrasion.
They can be permanent or reusable
There are two types of hydraulic hose fittings: permanent and reusable. The former is more secure because it is permanently crimped, while the latter is reusable. You can purchase reusable fittings, but you must use the right tools for the job. You will need a pair of adjustable wrenches, a fine-tooth hacksaw blade, and a cordless grinder. A bench-mounted vice is helpful in the process.
You can choose a permanent coupling for your hydraulic hose if you plan on using it on a continuous basis. These are much more reliable than field-attachable couplings. Permanent couplings are also easier to install because they do not require crimping equipment. You can attach a quick coupling in a matter of seconds with just a wrench and a vise. However, this type of coupling costs more than reusable couplings.
Reusable fittings are easier to install, but they may be more expensive and require more time to install. Reusable fittings connect to your hose by a wrench, but you need to identify which port connections you want to connect to. There are several types of fitting ends, and these short lists are the most common ones. If you want to install a permanent hydraulic hose fitting, you should check the thread type of the fitting.
They can be made of metals or plastics
There are three types of hydraulic hose fittings: segmented, reusable, and crimp. The first is a one-piece socket that is attached to the hose after inserting the nipple component. The second type is a segmented, bolted socket that consists of two or more segments that are permanently attached to the hose. These are typically made of plastic or metal and are resistant to UV and corrosion. They may include additional functions, such as expansion joints or couplings.
Depending on the application, hydraulic hoses are composed of three different parts: an inner tube that transports the fluid, a reinforcement layer, and a protective covering. Each part of the hose has a different temperature rating and needs to be compatible with the fluid it is intended to carry. The inner tube is usually made of synthetic rubber, PTFE, or a thermoplastic. The reinforcement layer is made of braided wire, textile yarn, or spiral-wound wire. Finally, the protective covering is made to be resistant to abrasion, chemical impact, and weather conditions.
While hydraulic hose fittings are made of metals, plastics are commonly used. However, while plastics are lightweight and easy to work with, they are not as durable as metals. Regardless of their durability, they can still cause mishaps if not installed properly. Ensure your hydraulic fittings have been installed correctly to prevent any of these mishaps. And don’t forget to check the quality of the hydraulic hoses regularly.
They can pose a safety issue
Several factors may contribute to the occurrence of a hose failure. An unrestrained hose can flail around until hydraulic pressure is exhausted. When a hose becomes loose, it can flail with great force, injuring those near the leaking end. This problem is known as whipping hose, and it is a hazard that must be dealt with. In one case, an employee was injured while adjusting the wire length setting of an evaporative air cooler.
While some types of hydraulic hoses are more durable than others, they often pose a safety issue. The inner tube of a hose should be chemically compatible with the fittings and O-rings. Gaseous applications require additional precaution, as they can result in fires, explosions, or exposure to toxic fumes. The material of the fittings is also important. Metal hose fittings are better suited for high pressures, but may cause fatigue or even damage to the surrounding hydraulic system.
High pressure hose failure is an extremely costly and life-threatening hazard for people working with hydraulic machinery. High pressure hoses may rupture in two ways: either as an explosive burst or as a hot pressurised jet of mineral oil from a pinhole leak. Whether the hose fails due to either of these two circumstances, the consequences are equally devastating. To minimize the chances of this happening, it is essential to regularly inspect hydraulic hoses and their fittings. Luckily, there are now various products available to protect against these hazards.
Thanks for visiting postipedia
