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Open supplier searchWellheads, blowout preventers and valves create a controlled pressure boundary between the reservoir and surface operations.
Standard description (API source text):
Subsea Wellhead and Christmas Tree Equipment
Names and standard mappings come from the API Composite List search snapshot. Product-use groups and Chinese reading aids are OFMP editorial additions, not official API classifications or translations; original English names are retained for comparison. Category snapshot: 2026-10-10
View the API category sourceSupplier profiles are selected by certificate product scope and standard. Certificate records are marked Active by the source; confirm current certificate status, product suitability and supply capability before purchasing.
Suzhou · People's Republic of China
Ring Joint Gasket; Choke; Valves, Valve Block; Actuator/Operator; Casing Hanger; Tubing Hanger; Wellhead Housing – High Pressure; Conductor Housing – Low Pressure; Tree and/or Tubing Head Connector; T…
Qianjiang City · Hubei Province · People's Republic of China
Casing Hanger; Conductor Housing – Low Pressure; Wellhead Housing – High Pressure
Shanghai · Shanghai · People's Republic of China
Valves, Valve Block; Actuator/Operator; Casing Hanger; Tubing Hanger; Annulus Seal Assembly; Tree Cap; Tubing Hanger Plug/Crown Plug; Tree and/or Tubing Head Connector; Conductor Housing – Low Pressur…
Shanghai · Shanghai · People's Republic of China
Casing Hanger; Wellhead Housing – High Pressure; Conductor Housing – Low Pressure; Annulus Seal Assembly
Suzhou City · Jiangsu Province · People's Republic of China
Valves, Valve Block; Actuator/Operator; Casing Hanger; Casing Hanger Tieback Tool; Wellhead Housing – High Pressure; Conductor Housing – Low Pressure; Annulus Seal Assembly; Ring Joint Gasket
Dongying · Shandong · People's Republic of China
Valves, Valve Block; Actuator/Operator; Casing Hanger; Tubing Hanger; Wellhead Housing – High Pressure; Conductor Housing – Low Pressure; Tree and/or Tubing Head Connector; Annulus Seal Assembly; Chok…