Sealing ring of casing head and tubing head
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- Product Description
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- Commodity name: Sealing ring of casing head and tubing head
- Commodity ID: z032
Product introduction
Casing sealing ring is mainly used for secondary sealing of casing head and bottom of tubing head. It is mainly divided into FS type and BT type. Main materials: nitrile rubber, hydrogenated nitrile rubber, stainless steel spring framework, etc.
Product features
● The rubber has good oil resistance, acid and alkali resistance and aging resistance.
● Generally, the pressure of one BT seal is less than 35MPa, and two BT seals can be used for high pressure.
● The pressure through injection molding shall not be higher than 80% of the anti extrusion strength of the casing.
● Casing sealing ring_ The upper and lower end faces are embedded with springs, which are integrated with rubber vulcanization. The springs are wound by carbon spring wires with a diameter of 1mm.
Ordering example
Example Description
The inner diameter is 175mm, the outer diameter is 211mm, and the height is 35mm. The casing head seal ring made of nitrile rubber with material hardness of 80 Shore A is marked as TGTQ-175 × two hundred and eleven × 35 - NBR - 80A casing head seal ring.
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