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BALL VALVE
2018-03-26
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BALL VALVE
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Hard seal ball valve
2018-03-26
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Light Industry O Ball Valve
2018-03-26
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V eccentric ball valve
2018-03-26
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O-type on-off ball valve
2018-03-26
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O-lined fluorine on-off ball valve
2017-11-20
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2017-11-20
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Locking slag lock valve
2017-11-19
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Eccentric rotary valve
ENTERPRISE RELATED
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CONTROL VALVE
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SELF-OPERATED PRESSURECONTROL VALVE
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INDUSTRIES
REFINERY PETROCHEMICAL
FINE CHEMICAL INDUSTRY
CHEMICAL FIBER INDUSTRY
COAL CHEMICAL INDUSTRY
METALLURGICAL INDUSTRY
AIR SEPARATION MATCHING
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NEW ENERGY FIELD
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