Forged steel flange end insulation gate actual use, is the stem apex as a sign, that is fixed position, as its full open position. To consider locking phenomenon in a temperature change, usually in the open to the vertex positions, pour 1/2-1 ring back, as the full open position of the valve. Valve in full open position, therefore, according to the location of the damper (travel) to determine
Company's main products are domestic initiative wear-resisting, ultra high temperature resistant special valve, general valve gate valve, butterfly valve, globe valve, ball valve, check valve, safety valve, pressure reducing valve, plug valve, plunger valve, regulating valve, needle valve, exhaust valve, hydraulic control valves, emergency shut-off valve, natural gas, liquefied gas valves, valve fluorine-butterfly valves, etc., adopt the standard of GB, API, JIS, ANSI, BS, DIN. The public ?
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