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Oval wound gasket
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Number of views:
8
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Product description
Parameters
Structural form and code
|
Fundamental type |
Code name |
Applicable flange sealing surface |
|
Basic type |
A |
Tenon and groove surface |
|
With inner ring type |
B |
Concave convex surface |
|
With centering ring type |
C |
Plane or convex surface |
|
Type with inner ring and middle ring |
D |
Plane or convex surface |
Service temperature
The service temperature of graphite metal spiral wound gasket is - 200-850 ℃
The service temperature of asbestos metal spiral wound gasket is - 200-500 ℃
The service temperature of PTFE spiral wound gasket is - 200-260 ℃
standard
The common product standards are:
Hg20610 European system of Ministry of chemical industry
Hg20631 American system of Ministry of chemical industry
National standard GB / t4622.2
JB / t4719 standard of Ministry of machinery
Sh3407 Petrochemical Enterprises
ASME b16.20 American Standard
Din German standard
JIS b2404-1999 JIS ts-1998
BS 3381-1999
Common use
It is suitable for uneven load, easy relaxation of bonding force, periodic change of temperature and pressure, impact or vibration. It is a static sealing element of flange joints such as valves, pumps, heat exchangers, towers, manholes and handholes. It is widely used in petrochemical, mechanical, electric power, metallurgy, shipbuilding, medicine, atomic energy, aerospace and other departments.
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Mica wound gasket
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