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Application :
The valve is called SVD-S welding straight-throutgh filter .which is used for ammonia cold room pipe and
refrigeration equipment, Which control the flow of ammonia by operate the hand wheel of valve.
The valve is called SVD-S welding straight-throutgh filter .which is used for ammonia cold room pipe and
refrigeration equipment, Which control the flow of ammonia by operate the hand wheel of valve.