Angle type valve opening and closing pieces are plug-shaped flap, the sealing surface was flat or tapered surface, the valve flap along the fluid center line for linear motion. Stem movement form, lifting rod (stem lift, hand wheel does not lift), there are lifting rotary rod (hand wheel with the stem rotating together, the nut is located in the valve body). Bellows globe valve only applies to fully open and fully closed, does not allow for regulation and throttling. More keyword search: Globe valve
The weightlifting barbell bar is designed for the clean & jerk and snatch Olympic weightlifting competitions. It has a smaller diameter (28mm) and has more elastic energy storage.
Standard Barbell Bars,Olympic Weightlifting Barbell Bar,Barbell Solid Threaded Bar,Weightlifting Training Bar
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