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The butterfly plate must be in the closed position during installation to ensure that the butterfly plate does not collide with the pipe flange.

The lug butterfly valve is widely used in the pipeline system of chemical, petroleum, metallurgy, water treatment, electric power, food, and other industries and is a cost-effective valve product.

Swing check valve is suitable for pipelines in various working conditions such as petroleum, chemical industry, pharmaceutical, fertilizer, power industry, etc. with pressure of 1.6~6.4MPa and working temperature of -29~550℃. The applicable media are water, oil, steam, Acidic media, etc.

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