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Latest News

  • AF-36C & AF-51C Cryogenic Ball Valves passed BS 6364 Cryogenic Test

  • This testing requires immersion in liquid nitrogen @-321F for one hour, then (20) cycles at full rated pressure (2000 psig) with helium as a test gas, then valve is tested for both external & across-valve leakage with helium...
    AF-60 Sanitary & High Purity Ball Valves for gas or processing cooling water in Semiconductor, pharmaceutical or food Industry.

    Spring Return Handle Ball Valves Spring Return Closes  valves when not held open providing safety for applications that requires positive closure. Locking device lock the valve in preferred position.
    AF-51F 150 ~ 300#  Flanged Direct Mount Ball Valves Firesafe certified to API 607 7th Edition.
    AF-35 2000 PSI  3-pc Direct Mount Ball Valves Firesafe certified to API 607 7th Edition.
    AF-291 6,000 PSI High Pressure Ball Valve Seal Welded, ISO 5211 mounting, Delrin Seat. Locking Handle or Bare Stem for Actuation. Option: Firesafe to API 607 5th Edition.
   Contact Anson for details.



Anson Flow Corp.
7F-2, No. 408, Nantun Rd., Sec.2, Taichung City 408 438, Taiwan  

Phone: +886 4 2472 0998
Fax:     +886 4 2473 4240
E-Mail: sales@ansonflow.com

 Wish you a safe and happy new year 2024.

Anson Flow, founded by a select group of TUV ISO 9001:2015 & PED 2014/68/EU certified manufacturers with CRN, API 607, ISO 10497-5, BS 6755 Part 2, BS 5351 Fire-safe Approval, ATEX 2014/34/EU, TRD 100 accredited foundries, is dedicated to providing a complete line for your process needs. A wide range of standard stainless steel ball valves are ready to fulfill immediate demand while carbon steel ball valves available upon request.

From standard ball valves to ANSI & DIN specifications from one piece, two piece, to three piece 2000, 3000, 6000 psi Fire safe to API 607, Cryogenic to BS 6364, floating or trunnion mounted ball valves, high pressure valves ANSI Class 1500 to 2500, instrumentation valves, multi-port, sanitary valves, V-port flow control valves, heat jacketed, PFA Lined, Spring Return Handle valves or special designed control valves including Hastelloy C, Monel, Alloy 20, 254 SMO, Duplex, Super Duplex, Titanium, nickel-based & cobalt based alloy valves for demanding process condition

Our range of ball valves are available in both soft seated & metal seated in 3-pc high performance & 2-pc flanged metal seated ball valves designed for use in severe services such as high temperature, high pressure, and abrasive fluids in Oil & Gas, Petroleum, Petrochemical, Chemical, Power Generation, Pulp & Paper, and Mining industries. Option with V-ball , Stem Extension, Heating Jacket & Special Alloy.

Anson Flow specializes in valves for duties in the oil, gas, petrochemical and other processing industries. our product range includes ball valves, check valves, globe valves, gate valves & butterfly valves produced in sizes and materials to meet the requirements of a wide range of applications. Valves can be manufactured in a full range of exotic materials, which meet the requirements of NACE MR-01-75 with full traceability of material to EN 10204 3.1. Pressure testing and inspection of product components ensure the quality and reliability of valves.  

Our capable  foundries can handle all of your casting requirements. We supply castings to high specification industries such as valve and pump manufacturers. A broad range of  material includes Carbon Steel (WCB, LCB, LCC), Stainless Steels (CF8M, CF3M, CF8 and 400 Series), High Alloy Requirements (Alloy 20, Monel, Hastelloy, Duplex 4A, Super Duplex 5A or 6A).  Detailed chemical and physical inspection reports are provided with each shipment assuring full compliance with all specifications.

Anson Flow specializes in the supply of quality valve balls, stems, mounting kits and components machined from bar stock or investment castings in stainless steel or special alloy tailor-made to your requirements. Full chemical and physical material reports with shipments.

Balls ranging from Floating, Trunnion, Three Way ("T" , "L" or "120" Port), "V", &"X" port valve balls available with Hollow, Solid, & Pipe Welded.

Seats are available upon request in various material to suit a variety of service applications such as TFE / RTFE, TFM1600, CTFE / MG1241, PCTFE, Delrin, PEEK, SS / PTFE.

Anson Flow provides one single source for part design assistance, tooling, fabrication, casting production, secondary machining, valve-to-actuator assembly, and testing as our flexible manufacturing facilities enables us to offer tailor-made solutions to your requirements. Our advanced machining centers include 5th axis capability allowing complex components to be produced accurately and economically. Whether you require a shaft or valve body casting machining, we have the capacity to satisfy your needs. Quality and service are what make Anson Flow different in the marketplace. Please grant us the opportunity to show our capability and serve you.