... , plug, butterfly, safety, oil field and other special valves that are applied broadly in petroleum,chemical,metallurgical and power generation industries.Product range ... , LCC, LC1~3, CF8, CF3, CF8M, CF3M, CF8C, CN7M, CA15, C5,WC5, WC6, WC9, ETC.Materials(foring): A105, LF1, F2, F304 ...