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Lockdown screw seal is used mainly in geothermal applications, HNBR packing with stainless steel caps provide superior performance over metal pressure seals.
Item NO.:
ESDPayment:
T/TProduct Origin:
ChinaShipping Port:
GuangzhouOrder(MOQ):
50Lockdown screw packing for casing head
Lockdown screw packing seal is used mainly in geothermal applications, HNBR packing with stainless steel caps provide superior performance over metal pressure seals.
JST’s lockdown screw packing seal will effectively seal the bolts that secure and position tubing and casing hangers and joints.
The U-shaped packing consists of a metal Jack firmly bonded to the NBR or HNBR or FKM / FPM filler.
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Advantages:
1. Easy to install and remove |
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Working Conditions |
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Temperature range |
Pressure |
Medium |
Elastomer |
Metal |
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-46°C~177°C |
≤20000 PSI |
Oil, water, Gas, H2S, CO2 etc |
NBR/HNBR/FKM |
Stainless Steel
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Size: JST ESD series can replace the Vee Packing design and match with the Vee Packing standard groove.If you have special/customized groove dimension,please contact our engineers to choose the suitable dimension for you. |
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If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.
Categories
Wellhead secondary pack off seal is used to seal the hanger to the wellhead.
T-seals are three piece seals with an elastomeric lip and hard plastic anti-extrusion rings, it is proved to be of long time service. The standard design will fit into an o-ring gland and can be machined or net moulded.
JST's metal end cap seal is elastomer bonded onto 2 steel caps. This provides high level of extrusion resistance.
The ID S seal is used for wellheads, downhole tools and surface pressure control equipment as a critial part.
Pack off seal or Secondary Seal Assemblies is installed in the lower seal area of the Casing Spool or Tubing Head.
P seal is constructed from an elastomer with back up rings for anti-extrusion. Energized by the injection of sealant, it is a static seal that is used to seal rough casing and tubing. Backup rings are available in Mesh Stainless Steel or Solid Carbon Steel.
The FS-seal is a relatively large cross section spring energized elastomer casing and tubing hanger seal for wellheads that always has the springs on the internal surface.
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.
For inquiries about our products or pricelist, please leave to us and we will be in touch within 24 hours.
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