1. When installing a flexible rubber joint in the pipeline, it must be in a natural state, and do not artificially deform the product.
When the pipeline medium is resistant to acid and alkali, oil, high temperature and other special materials, a joint higher than the working pressure of the pipeline should be used.
2. The flange connecting the rubber joint should be a valve flange or a flange conforming to GB/T9115.1 (RF).
