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Valve Knowledge

Expert Insights into Butterfly, Gate, and Check Valves

Tianjin Union Valve Invites You to the 139th Canton Fair
Tianjin Union Valve Co., Ltd. is pleased to ann...
Union Valve HD742X DN2500 Hydraulic Check Butterfly Valve
Recently, Union Valve successfully completed th...
Union Valve’s New Facility Is Under Construction
As Union Valve continues to expand its business...
Merry Christmas & Happy New Year 2026
As the year comes to an end, Union Valve would ...
Tianjin Union Valve Invites You to the 138th Canton Fair
Tianjin Union Valve Co., Ltd. is pleased to ann...
Union Valve 137th Canton Fair Invitation
Tianjin Union Valve Co., Ltd. cordially invites...
Season's Greetings from Union Valve
As the year comes to a close, Union Valve would...
Union Valve: Advanced Equipment & Testing - Achieving Valve Optimal Quality
As a key component in fluid control systems, th...
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Recent Posts
Tianjin Union Valve Invites You to the 139th Canton Fair
Tianjin Union Valve Invites You to the 139th Canton Fair
HD742X DN2500 Hydraulic Check Butterfly Valve
Union Valve HD742X DN2500 Hydraulic Check Butterfly Valve
Union Valve’s New Facility Is Under Construction
Union Valve’s New Facility Is Under Construction
Merry Christmas & Happy New Year 2026
Merry Christmas & Happy New Year 2026
Tianjin Union Valve Invites You to the 138th Canton Fair
Tianjin Union Valve Invites You to the 138th Canton Fair
Popular Products
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Wafer butterfly valve
USD $13.95
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    Lug Butterfly Valve
    USD $19.32
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      Resilient Seated Double Eccentric Flanged Butterfly Valve
      USD $343.37
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        Non-Rising Stem Resilient Seated Gate Valve
        USD $31.12
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          U-Type Butterfly Valve
          USD $25.26
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            Dual Plate Wafer Check Valve
            USD $11.80
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              Swing Check Valve
              USD $34.33
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                Double Flange Butterfly Valve
                USD $44.48
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                  PTFE Coated Butterfly Valve(Wafer Type)
                  USD $88.40
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                    Flange Double plate check valve
                    USD $81.00
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                      Ball Type Check Valve
                      USD $12.88
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                        Wafer Butterfly Valve with Valve Plate Spray Painting(Throught Shaft Without Pin)
                        USD $16.12
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                          DIN Cast Iron Globe Valve
                          USD $30.04
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                            Double ball rubber expansion joint
                            USD $10.53
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                              Stainless Steel Lug Butterfly Valve
                              USD $57.01
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                                Silent Check Valve
                                USD $33.26
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                                  Rising Stem Resilient Seated Gate Valve
                                  USD $35.18
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                                    Cast Iron Ball Valve
                                    USD $26.41
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                                      ANSI Globe Valve
                                      USD $32.10
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                                        Lug Butterfly Valve (Through Shaft Without Pin)
                                        USD $20.99
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