标 准 编 号：MSS SP-85-2002 简体中文标题：法兰端和螺纹端灰铸铁截止阀和角阀 繁体中文标题：法兰端和螺纹端灰铸铁截止阀和角阀 English Name：Gray Iron Globe& Angle Valves, Flanged and Threaded Ends...