QJ6T100桌面固定式球阀
QNT1011-GGZ01黄铜内螺纹球阀
QA2T100黄铜外螺纹球阀
QA2T100F黄铜内螺纹球阀
QBT1011-RRZ02黄铜内螺纹球阀
QAT100A黄铜内螺纹球阀
QNT1011-RRZ02(保压)黄铜内螺纹球阀
QNT1011-GGZ03黄铜内螺纹球阀
QB2TZ200黄铜内螺纹球阀
QBT100黄铜内螺纹球阀
QB2T100黄铜内螺纹球阀
QB2T222黄铜内外螺纹球阀
