Comments: This is a very reliable valve for non-corrosive and high purity products. However, the design makes this valve inappropriate for corrosives and ultrahigh-purity products.

• 评论：对于非腐蚀性和高纯度产品，这是一种非常可靠的阀门。但是，它的设计使得它不适合用于腐蚀物和超高纯度产品。