Casing secondary BT seal
BT Seal is a static seal that is used to seal rough casing and tubing. It is constructed from an elastomer with anti-extrusion spring bonded within it. Springs are available in stainless steel, elastomer could be HNBR or NBR.
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Advantages:
Anti-high pressure and Anti-extrusion.
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Working Conditions
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Temperature range
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Pressure
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Medium
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-50°C~121°C
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≤15000PSI
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Oil, water, Gas, H2S, CO2 etc
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Nominal Wellhead Casing
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Inch
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MM
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Inch
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MM
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3.500
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88.90
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9.625
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244.48
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4.000
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101.60
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9.875
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250.83
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4.500
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114.30
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10.000
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254.00
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4.750
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120.65
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11.750
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298.45
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5.000
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127.00
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11.875
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301.63
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5.500
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139.70
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13.375
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339.73
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5.750
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146.05
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13.625
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346.08
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6.000
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152.40
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14.000
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355.60
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6.250
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168.28
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16.000
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406.40
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7.000
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177.80
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18.625
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473.08
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7.650
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193.68
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20.000
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508.00
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7.750
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196.85
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24.000
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609.60
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8.625
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219.08
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30.000
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762.00
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9.000
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228.60
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