Christmas tree valves market growing at a cagr of 3. Wellhead and christmas tree wellhead and christmas tree is the main equipment for oil production, water injection and downhole operation. Pdf the loss of well integrity can result in major accidents and presents a severe risk to the personnel, asset and environment. Pdf well integrity christmas tree acceptable leakage rate and. A christmas tree comprises a series of valves, spools, a choke, and connection. For more information on wellhead and christmas tree, refer to the following article. Wellheads xmas trees gate valves plug valves manifolds brochures. Specification for wellhead and christmas tree equipment ansiapi specification 6a twentieth edition, october 2010 effective date. Vertical valves in the annulus and production bore of the subsea tree shall incorporate a. The difference between a wellhead and christmas tree. Wellhead and christmas tree components, types, functions and. Wellhead and christmas tree is the main equipment for oil production, water injection and downhole operation.
Profi is a leading manufacturer of gate valves, christmas trees, wellhead, and api 6a ball valves and check valves. Offering stack or block type christmas tree with pressure ratings up to. The five valves shown are described below, including their manual or automatic operation, but these. It is installed on the casing head to seal the annular space between casing and tubing, control wellhead pressure, adjust well flow rate and transport oil to pipeline. Installed on subsea wellhead, the tree is used to connect and support tubing. It was named for its resemblance to the series of starting lights at a drag racing strip, called by that name. A christmas tree is an assembly of valves, spools and fittings used for oil, gas, water injection, water disposal, gas injection, condensate and other types of wells. In petroleum and natural gas extraction, a christmas tree, or tree, is an assembly of valves, spools, and fittings used to regulate the flow of pipes in an oil well, gas well, water injection well, water disposal well, gas injection well, condensate well and other types of wells. The product includes conventional oil production wellhead, kys series wellhead and christmas. Well integrity christmas tree acceptable leakage rate and. Valves on gas injection trees shall be classified to class 1, standard service.
Specification for wellhead and christmas tree equipment. The christmas tree is usually the first component encountered by a workovercompletion crew. It is named for its resemblance to a decorated tree at christmas. A wellhead must be present to utilize a christmas tree and is used without a christmas tree during drilling. However, applying the christmas tree valve leakage criteria to this equation gives an extremely high and unreasonable pressure rise often over. A christmas tree is an assembly of valves, spools, and fittings used for an oil well, gas well, water injection well, water disposal well, gas injection well, condensate well, and other types of. Wellheads, xmas trees, gate valves, manifolds 1 wellheads, xmas trees, gate valves, manifolds index. Pdf well integrity christmas tree acceptable leakage. Also, the plant manufactures wellhead and christmas tree equipment in accordance with api spec 1 specification for oil, petrochemical and natural gas industry. Our latest trees exceed api 17d 2nd edition and exemplify our philosophy of building systems with industryleading products e. All xmas tree gate valves shall have bidirectional sealing and be bore pressure assisted to closed position.
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