Non-rising Stem Gate Valve

Wedge Gate Valve -> Non-rising Stem Gate Valve Non-rising stem gate valve is used where vertical space is limited or underground. The stem is threaded into the gate. As the handwheel on the stem is rotated, the gate travels up or down the stem on the threads while the stem remains vertically stationary. This type of valve has a pointer indicator threaded onto the upper end of the stem to indicate the position of the gate. Features of Non-rising Stem Gate Valves: Non-rising stem and inside stem screwl Flexible wedge, fully guided Metal seat and resilient seat available Renewable seat ring and stem backseat Manual operation standard, gear operator and actuation available Flange end: raised face or ring type joint Applicable standards of Non-rising Stem Gate Valves: a) Design & Manufacture: API 600, API 6D, BS 1414 b) Face to Face: API 6D, ASME B16.10, EN 558, DIN 3202, BS 2080 c) Connection End: ASME B16.5, EN 1092, JIS B2220…

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