Rising Stem Ball Valve

Product Overview

ZT Rising Stem Ball Valve is Unique tilt-and-turn design for fast, low-torque operation and long-term, reliable performance in applications when zero leakage and frequent operation are demanded.


  • Size range(s)
    NPS 2 ¨C 24
    Pressure rating
    ASME Classes 150 ¨C 1500

Features and benefits

  • Design Features
    Flow resistance is small
    Mechanical cam forced seal with reliable sealing performance
    Tope entry design ,easy for online maintenance
    When opening or closing ,there is no friction between seat and ball, operating torque is small and longer life
    Double guide tracks design
    Multi seals on stem with good sealing performance

  • Design Standard
    Design & manufacture according to ASME B16.34
    Face-to-face according to ASME B16.10
    End Connection according to ASME B16.5, 
    MSS SP-44 (NPS 22 Only)
    Test & inspection according to API 6D, API 598

  • Product Catalogs
    Rising Stem Ball Valve
    Document code: ZT-BAVST-2022

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