China Valve Manufacturer
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    • Ball Valve >
      • Cast Steel Floating Ball Valve
      • Forged Steel Floating Ball Valve
      • Cast Steel Trunnion Ball Valve
      • Forged Steel Trunnion Ball Valve
      • Fully Welded Ball Valve
      • Top Entry Ball Valve
    • Gate Valve >
      • Cast Steel Gate Valve
      • Pressure Seal Gate Valve
      • Through Conduit Gate Valve
      • Forged Steel Gate Valve
    • Globe Valve >
      • Cast Steel Globe Valve
      • Pressure Seal Globe Valve
      • Forged Steel Globe Valve
    • Check Valve >
      • Swing Check Valve
      • Pressure Seal Check Valve
      • Dual Plate Check Valve
      • Forged Steel Check Valve
    • Butterfly Valve >
      • Concentric Type Butterfly Valve
      • Double Eccentric Butterfly Valve
      • Triple Offset Butterfly Valve >
        • Wafer Triple Offset Butterfly Valve
        • Lug Type Triple Offset Butterfly Valve
        • Flange Triple Offset Butterfly Valve
      • High Performance Butterfly Valve
      • AWWA C504 Butterfly Valve
      • Electric Butterfly Valve
      • Pneumatic Butterfly Valve
      • High Pressure Butterfly Valve
      • Bi-directional Butterfly Valve
    • Plug Valve >
      • Sleeve Soft Sealing Plug Valve
      • Inverted Pressure Balance Lubricated Plug Valve
    • Steel Strainer
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Products List

Ball Valve
◆ Cast Steel Floating Ball Valve
◆ Forged Steel Floating Ball Valve
◆ Cast Steel Trunnion Ball Valve
◆ Forged Steel Trunnion Ball Valve
◆ Welded Structure Ball Valve
◆ Top Entry Ball Valve

Butterfly Valve
◆ Concentric Type Butterfly Valve
◆ Double Eccentric Butterfly Valve
◆ Triple Offset Butterfly Valve
◆ High Performance Butterfly Valve
◆ AWWA C504 Butterfly Valve
◆ Electric Butterfly Valve 
◆ Pneumatic Butterfly Valve
◆ High Pressure Butterfly Valve  

Gate Valve
◆ Cast Steel Gate Valve
◆ Pressure Seal Gate Valve
◆ Through Conduit Gate Valve
◆ Forged Steel Gate Valve

Globe Valve
◆ Cast Steel Globe Valve
◆ Pressure Seal Globe Valve
◆ Forged Steel Globe Valve

Check Valve
◆ Cast Steel Swing Check Valve
◆ Pressure Seal Check Valve
◆ Dual Plate Wafer Check Valve
◆ Forged Steel Check Valve

Plug Valve
◆ Sleeve Soft Sealing Plug Valve
◆ Inverted Pressure Balance Lubricated Plug Valve

◆ Steel Strainer

Butterfly Valve

We make concentric butterfly valves, double eccentric butterfly valves, and triple offset butterfly valves in soft sealing or hard sealing. The materials are Cast Iron to ASTM A 126 Class B; Ductile Iron to ASTM A 536 Grade 65-45-12 / GGG40, GGG50; Cast Carbon Steel to ASTM A 216 GR. WCB / A352 LCB / LCC; Stainless Steel to ASTM A 351 GR. CF 8 / 8M / 3 / 3M; Alunium Bronze ASTM A148 B95500, C955800 etc.
Design and manufacture: API 609, BS 5155, MSS SP-67, EN593, MSS SP-68, GB/T12238, AWWA C504
Testing and inspection: API 598, ISO 5208, BS 6755-I etc
Face To Face: ANSI B 16.10, API 609, DIN3202-K1, EN558-1 20 Series, BS5155, MSS SP-67 etc
Flange Drilling: ANSI B 16.5, ASNSI B16.47, API 605, AWWA C207, BS 10 Table / DIN / IS / JIS Std.
Pressure Rating: PN6, PN10, PN16, PN25, PN40, PN63, Class 150, Class 300, Class 600, Class 900
Leakage Class: Class VI (Zero Leakage)
Operation: Up to DN200 lever operated, and above gear operated. On special request available for electric, pneumatic and hydraulic operated.

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China Valve Manufacturer - www.chinavalve.info
Address: Sanqiao Industrial Zone, Oubei Town, Yongjia County, Zhejiang Province, China. Zip Code: 325102
Tel: +86-577-67279881 Fax: +86-577-67279880 Email: sales@welcovalve.com
Copyright © 2011 All rights reserved.

Links: Triple Offset Butterfly Valve, High Performance Butterfly Valve, AWWA C504 Butterfly Valve, Electric Butterfly Valve, Pneumatic Butterfly Valve
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