Five Things to Keep in Mind When Using High-Pressure Steel-Wire-Braided Rubber Hoses

Release date:

2023-03-01

Author:

Five key considerations when using high-pressure steel-wire‑reinforced rubber hoses Failure to observe these precautions can severely compromise the hose’s performance and service life, potentially leading to serious accidents and financial losses. Below, we’ll outline the important safety tips for using high-pressure rubber hoses.

　　 High-pressure steel-wire-reinforced rubber hose Five things to keep in mind when using it

　　Due to the wide variety of high-pressure rubber hoses, their diverse structures, and varying operating conditions, the service life of these hoses depends not only on their quality but also on proper use and maintenance. Even if a high-pressure rubber hose is of good quality, improper handling and inadequate upkeep can severely compromise its performance and lifespan, potentially leading to serious accidents and causing significant property damage. Below, we’ll outline some important precautions for using high-pressure rubber hoses:

　　1. High-pressure rubber hoses and hose assemblies must be used only for conveying the materials for which they are designed; otherwise, their service life may be shortened or they may fail.

　　2. Use the high-pressure rubber hose at its correct length; under high pressure, its length may vary by –4% to +2%, and it will also experience length changes due to mechanical movement.

　　3. High-pressure rubber hoses and hose assemblies shall not be used at pressures exceeding their design working pressure, including impact pressures.

　　4. Under normal operating conditions, the temperature of the fluid conveyed by high-pressure rubber hoses and hose assemblies should not exceed –40°C to +120°C; otherwise, their service life will be shortened.

　　5. High-pressure rubber hoses and hose assemblies shall not be used at radii smaller than the hose’s minimum bend radius. Avoid bending or kinking near the fittings, as this may impede hydraulic fluid flow, obstruct material conveyance, or damage the hose assembly.

　　Precautions for installing high-pressure steel-wire-reinforced rubber hoses:

　　 High-pressure steel-wire-reinforced rubber hose All Categories and Installation Precautions

　　High-pressure steel-wire‑reinforced hoses come in many varieties, including high-pressure braided hoses, high-pressure spiral‑wound hoses, complete high-pressure hose assemblies, mining‑grade high-pressure hoses, and high-pressure oil hoses. They are widely used in coal mining, mineral extraction, the chemical industry, machinery, automotive manufacturing, and other sectors. The extensive application of high-pressure hoses has also led to widespread use of their associated fittings.

　　When discussing high-pressure hoses, we inevitably turn to high-pressure hose fittings as well. We’ve already provided a detailed explanation and analysis of these fittings, yet some people still aren’t fully familiar with their applications or what they look like.

　　Precautions for Installing High-Pressure Steel-Wire-Braided Rubber Hoses

　　(1) Whether in motion or at rest, the hose must not be excessively bent, nor allowed to bend at its root; bending should begin no closer than 1.5 times its diameter.

　　(2) When the hose is moved to its end position, it must not be pulled too tightly; it should remain relatively loose.

　　(3) Minimize torsional deformation of the hose;

　　(4) Keep the hose as far away as possible from heat-radiating components; install thermal insulation panels when necessary.

　　(5) External damage to the hose should be avoided, such as prolonged friction against the surfaces of adjacent components during use;

　　(6) If the hose’s own weight causes excessive deformation, supporting brackets shall be provided.

Keywords:

Common Quality Defects and Preventive Measures for High-Pressure Steel-Wire-Braided Rubber Hose Assemblies

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