ASTECH VALVE CO.,LTD.
AST was established in Mar.1999, the company's leading operation include valve design, manufacture and sales. AVC was established in Jan. 2010, and fell together with ASTIC for the parent company, the company's leading operation include design & manufacture of Wafer Type Check Valve Series & Metal Seat Ball Valve Series. Our company by ANGLO JAPANESE AMERICAN REGISTRARS TAIWAN LIMITED ISO - 9001 in June 2011, and plan by CE & API in 2013. For expansion of the Japanese market demand, and Japan branch was established in Nov. 2004, It's mainly responsible for sales, and a quality assurance section warehousing and delivery. The Company towards stability and professional quality is the main direction and strategy. To establish an independent AST & AVC brand and marketing East Asia, Southeast Asia and the Middle East market. Find OEM and ODM partners, and plan to market to Europe and America.

ASTECH VALVE CO.,LTD. is Taiwan’s leading manufacturer of A-355R / A-355F, Three Piece Ball Valve 1500/2000 WOG (1/4" ~ 2-1/2"), Ball valve, Three Piece Ball Valve, Gate Valve, Thread End Ball Valve, Two Piece Reduced Bore Ball Valve, Two Piece Full Bore Ball Valve, Three Way Reduced Bore Ball Valve 1000 WOG, needle valve, plug valve, float valve, solenoid valve, check valve, butterfly valve, valves, pressure reducing valve, control valve. We believe Three Piece Ball Valve 1500/2000 WOG (1/4" ~ 2-1/2") is the best option for you. If you require smaller volumes of a wide range of Three Piece Ball Valve 1500/2000 WOG (1/4" ~ 2-1/2") or immediate production needs, please contact ASTECH VALVE CO.,LTD..

Three Piece Ball Valve 1500/2000 WOG (1/4" ~ 2-1/2"), A-355R / A-355F

Categories  > Thread End Ball Valve > Three Piece Ball Valve 1500/2000 WOG (1/4" ~ 4") > Three Piece Ball Valve 1500/2000 WOG (1/4" ~ 2-1/2")


Three Piece Ball Valve 1500/2000 WOG (1/4" ~ 2-1/2")

Product Name :

Three Piece Ball Valve 1500/2000 WOG (1/4" ~ 2-1/2")


As a leading manufacturer of Valves, we provide superior, Ball Valve, Three Piece Ball Valve and Gate Valve.

● ISO 5211 Direct Mounting Pad
● Anti-blast pivot
● Working Pressure :
     DN8 ~ DN32 (2000 WOG) PN140 Bar
● DN40 ~ DN65 (1500 WOG) pn100 bar
● Temperature Ratings: -20 to 180℃
● Device of the padlock
● Threaded End Dimensions :
     ANSI B1.20.1 (NPT)
     DN 259 / DIN 2999
     ISO228 / BSP/PT


Parts and Material List :

No. Part Name Material
1 Body ASTM A351 CF8M
2 Ball ASTM A351 CF8M
3 Stem SS316
4 End Cap ASTM A351 CF8M
5 Body Seal PTFE
6 Seatr PTFE
7 Thrust Washer PTFE
8 Stem Packing PTFE
9 Gland Bush SS304
10 Handle SS304
11 Handle Cover Plastic
12 Stem Nut SS304
13 Handle Washer SS304
14 Handle Nut SS304
15 Bellev ille Washer SUS304 CSP
16 Thrust Washer SS304
17 Stem O-Ring VITON
18 Packing Follower PTFE.+25%GF
19 Stop Pin SS304
20 Body Bolt SS304
21 Bolt Nut SS304

Dimension for A-355R (Reduce Bore)
Size Port L E H H1 H4 C ∮K ∮K1 Z1-4 Z2-4
DN15 1/2" 12.5 56.1 112.0 72.9 8.5 37.0 9.0 50.0 36.0 7.0 6.0
DN20 3/4" 15.0 68.0 112.0 72.9 8.5 37.0 9.0 50.0 36.0 7.0 6.0
DN25 1" 20.0 76.1 112.0 81.8 8.5 45.0 9.0 50.0 36.0 7.0 6.0
DN32 1-1/4" 25.0 84.6 136.0 90.5 11.4 53.5 9.0 50.0 36.0 7.0 6.0
DN40 1-1/2" 32.0 98.1 185.0 98.0 11.4 59.0 9.0 50.0 36.0 7.0 6.0
DN50 2" 38.0 111.2 197.9 114.7 14.0 74.8 14.0 70.0 50.0 9.0 7.0
DN65 2-1/2" 50.0 126.7 197.9 124.0 13.7 83.5 14.0 70.0 50.0 9.0 7.0

Dimension for A-355F (Full Bore)
Size Port L E H H1 H4 C ∮K ∮K1 Z1-4 Z2-4
DN8 1/4" 11.5 56.1 112.0 72.9 8.5 37.0 9.0 50.0 36.0 7.0 6.0
DN10 3/8" 12.5 56.1 112.0 72.9 8.5 37.0 9.0 50.0 36.0 7.0 6.0
DN15 1/2" 15.0 68.0 112.0 72.9 8.5 37.0 9.0 50.0 36.0 7.0 6.0
DN20 3/4" 20.0 76.0 112.0 81.8 8.5 45.0 9.0 50.0 36.0 7.0 6.0
DN25 1" 25.0 84.6 136.0 90.5 11.4 53.5 9.0 50.0 36.0 7.0 6.0
DN32 1-1/4" 32.0 98.1 185.0 98.0 11.4 59.0 9.0 50.0 36.0 7.0 6.0
DN40 1-1/2" 38.0 111.2 197.9 114.7 14.0 74.8 14.0 70.0 50.0 9.0 7.0
DN50 2" 50.0 126.7 197.9 124.0 13.7 83.5 14.0 70.0 50.0 9.0 7.0





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We specialize in manufacturing Valve, Valves, Wafer Check for many years in Taiwan. We wish to create win-win relationships throughout the supply chain. It is our pleasure to service your Three Piece Ball Valve 1500/2000 WOG (1/4" ~ 2-1/2") needs. At ASTECH VALVE CO.,LTD., you get performance and reliability. Contact with us immediately!!

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  • Address :No.81, Ln. 50, Daren Rd., Taoyuan Dist., Taoyuan City 330, Taiwan
  • Telephone :
    +886-3-3771392
    Fax :
    +886-3-3771393
  • E-Mail : sales@astech-valve.com | Contact Us