For highly abrasive applications we can supply a replaceable seat ring with a hardfaced knife surface.
For highly abrasive applications we can supply a replaceable seat ring with a hardfaced knife surface.
对于具有很强研磨作用的流体介质，我们可以提供具有硬面闸刀表面的可更换阀座环。
For highly abrasive applications we can supply a replaceable seat ring with a hardfaced knife surface.
对于具有很强研磨作用的流体介质，我们可以提供具有硬面闸刀表面的可更换阀座环。