产品介绍 |
名称:德国Sempell止回阀 商品介绍 止回阀 1、铸钢止回阀 Name: Germany Sempell check valve Brand: Germany Sempell Model: Sempell Aperture: DN20-DN1000MM Material: stainless steel, cast steel, cast iron, etc. Pressure: 1.6-30MPa Description of goods Germany Sempell, Germany Sempell check valve Check valve 1, cast steel check valve 2, the swing check valve 3, the tilting disc |