Overview of o-rings
Release Time：
2022-06-01
O-ring O-ring (O-rings) is a kind of rubber sealing ring with a circular cross-section. Because its cross-section is O-shaped, it is called an O-ring rubber sealing ring, also called an O-ring. It began to appear in the mid-19th century, when it was used as a sealing element for steam engine cylinders.
O-ring O-ring (O-rings) is a kind of rubber sealing ring with a circular cross-section. Because its cross-section is O-shaped, it is called an O-ring rubber sealing ring, also called an O-ring. It began to appear in the mid-19th century, when it was used as a sealing element for steam engine cylinders.
O-rings are the most common mechanical design for seals because of their low cost, simplicity of manufacture, reliable function, and simple installation requirements. O-rings are subjected to pressures of tens of megapascals (kilo pounds). O-rings can be used in static applications as well as in dynamic applications where there is relative movement between components, such as shafts of rotary pumps and pistons of hydraulic cylinders.
O-ring specifications and standards
O-ring specifications and models mainly include UHSO-ring specifications, UHPO-ring specifications, UNO-ring specifications, DHO-ring specifications, piston rod O-ring specifications, high temperature O-rings, high-pressure O-rings, corrosion-resistant O-rings Rings, wear resistant O-rings.
The standards of O-rings mainly include national standard GB 1235-76, national standard GB3452.1-92; Japanese standard P TYPE, G TYPE, S TYPE, SS/V TYPE, F TYPE; American standard AS568, British standard series; European standard series
O-ring technical requirements include appearance requirements, size requirements and material physical performance requirements.
Appearance requirements conform to GB/T3452.2-2007
Material requirements comply with HG/T2579-2008
The size requirements conform to GB/T3452.1-2005
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