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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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A check valve is a valve that allows fluid to flow in a fixed direction and automatically prevents it from flowing in the opposite direction (reverse flow).