Wenzhou Goldtop Valve Co.LTD
Wenzhou Goldtop Valve Co.LTD

Gold top valve  located in Oubei Town, Wenzhou, China,where can make all kinds of precision balls,including top entry,metal seat and V type balls.On this base,our products range of floating,trunnion,Gate globe check valve ,butterfly valve ,etc.Surely we can design them by customer's special requirements.

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Top Entry Floating Ball Valve , Cryogenic Trim Ball Valve A216 Wcb For Petroleum

Top Entry Floating Ball Valve , Cryogenic Trim Ball Valve A216 Wcb For Petroleum

  • Top Entry Floating Ball Valve , Cryogenic Trim Ball Valve A216 Wcb For Petroleum
  • Top Entry Floating Ball Valve , Cryogenic Trim Ball Valve A216 Wcb For Petroleum
Top Entry Floating Ball Valve , Cryogenic Trim Ball Valve A216 Wcb For Petroleum
Product Details:
Place of Origin: 中国
Brand Name: GOLD TOP
Certification: API6D
Model Number: Q41F
Payment & Shipping Terms:
Minimum Order Quantity: 1pcs
Packaging Details: wooden box
Delivery Time: 5~35days
Supply Ability: 100+pcs+25days
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Detailed Product Description
MATERIAL: WCB、A105、LCB、LF2、CF8、F304、CF8M、F316, Etc. Connection: RF BW SW ASME B16.5、ASME B16.25
Pressure: 150lb~2500lbs Standard: API 6D&ASME B16.34
Product Description: Side-mounted Ball Valve TRIM: NO.8 TRIM NO.5
Connecting End: ASME B16.5、ASME B16.25
High Light:

soft seated ball valve


floating type ball valve

API 6D,ISO 17292 Top-entry ball valve WCB BODY TRIM SS304 R-PTFE SEAT
Technical parameters and characteristics:

Product typeSwitch valve
Product descriptionTop-entry ball valve
Model/td>Q40F top-entry ball valve
Nominal diameterNPS 2~NPS 56
Operating temperature-46℃~121℃
Operating pressureCLASS 150~CLASS 2500
MaterialWCB,A105,LCB,LF2,CF8,F304,CF8M,F316, etc.
Design standardAPI 6D,ISO 17292
Structural lengthASME B16.10
Connecting endASME B16.5,ASME B16.25
Test standardAPI 598,API 6D
Operation methodManual, worm, pneumatic and electric
Application fieldsWater, petroleum and natural gas
Other remarks 1Parts such as bonnet, ball, valve seat, valve stem, etc. can be dismounted and installed online to realize the online repair function.
Other remarks 2A locking device is provided to prevent misoperation of valve.
Other remarks 3Valve stem flyout prevention structure design, to prevent accident due to flyout of valve stem caused by abnormal pressurization in the chamber
Other remarks 4Fireproof and antistatic design
Other remarks 5The valve stem and the valve seat are equipped with an injection system.
Other remarks 6DBB (double block and bleed) function


Special valve constructions to allow easy on-site maintenance and disassembly with quick access to ball and seats for inspection and repair.

Trunnion Ball Valve Top Entry
ERREESSE Top Entry valves are suitable for compression and re-injection systems, transmission pipelines, metering skids, Pig-launchers and receiving stations, Off- Shore and On-Shore platforms, gas storage and separations systems suitable for a wide range of high risk industry applications from severe abrasive and slurry to high temperature and cryogenic services, from subsea and LNG plants to topside installations. ERREESSE Top Entry valves can be welded directly onto the pipeline or to the manifold.

  • Low Temperature and Low Alloy Carbon Steel
  • Stainless steel, Duplex and Super Duplex
  • Nickel alloys
  • Titanium
  • Bronze




ConstructionOne piece bolted bonnet
PortReduced bore, full bore or fully piggable
Stem retentionAnti blow-out stem
Leakage rateISO 5208 rate A soft seated, rate B,C, D metal seated
Antistatic deviceIncluded, the ball valve design includes an electric conductive connection between the internal parts of the ball valve and the body, providing the anti-static function.
Pressure reliefAutomatic cavity relief to prevent overpressure in body cavity (self-relieving seats)
SealingBi-directional, Double block & bleed (DBB) with sealing in both directions (DIB-1&2 upon request)
Metal seated with Tungsten or Chrome Carbide coatings
Primary metal secondary soft (PMSS) with differential hardness between the ball and seat to prevent galling of the substrate
Soft seated with thermoplastic polymers (Nylon, PEEK, PCTFE), special polymers upon request
Elastomers FKM, HNBR, EPDM O-Rings, special elastomers upon request
DrainDrilled and threaded connections for all sizes
VentDrilled and threaded vent connections for sizes ≥ DN150 (6") < DN150 upon request
Stem grease injectorsIncluded for all sizes
Seat grease injectorsIncluded for sizes ≥ DN150 (6"), < DN150 upon request
Lifting pointsIncluded for sizes ≥ DN150 (6") or on valves of 250 kg min
Support feetIncluded for sizes ≥ DN150 (6") or on valves of 250 kg min
Stem extensionNot foreseen for this model
Valve operationLever, Gear box or Actuator with position indicator and locking device
Material testingPressure containing & controlling parts to EN 10204 3.1
Materials in Sour Service according to NACE MR0175, MR0103, ISO 15156
Non-destructive testing (NDT) to API 6D, ASME B16.34
Valve testingHydrostatic & pneumatic testing to API 6D, ASME B16.34, ISO 5208 (other upon request)



DesignAPI 6D, API 6DSS, API 6A, ASME B16.34, ISO 14313, ISO 10423, ISO 17292
Design pressureASME B16.34, EN 1092-1, ISO 17292
Body wall thicknessASME B16.34, ASME VIII Div. I, ISO 17292
Face to FaceAPI 6D, ASME B16.10 Long pattern
Temperature range-50° to 200°C (-58° to 392°F)
Pressures rangePN20 (ANSI 150) to PN420 (ANSI 2500)
Size rangeDN15 (1/2") to DN1400 (56")
End connectionsASME B16.5 ≤ DN600 (24") Flanged RF,FF,RTJ
MSS-SP-44 = DN550 (22") Flanged RF,FF,RTJ
ASME B16.47 A ≥ DN650 (26") Flanged RF,FF,RTJ
ASME B16.25 Butt-Weld BW
Clump (HUB)


Safety Integrity LevelSIL 3
Fire SafeAPI 607, API 6FA, BS 6755, ISO 10497-5
Area ClassificationATEX 94/9/EC
Pressure Equipment DirectivePED 97/23/EC
Fugitive EmissionISO 15848/1
ConstructionAPI 6D, API 6DSS


Contact Details
Wenzhou Goldtop Valve Co.LTD

Contact Person: sales

Tel: +8613758447235

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Wenzhou Goldtop Valve Co.LTD
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