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Hanwei H4 series axial flow check valve is designed and manufactured in accordance with API 6D, ASME B16.34 standard, widely used in oil and gas transmission network system, specially designed spring can avoid water hammer phenomenon caused by too fast speed when closing, reduce noise, and achieve silent effect.
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HGWA No. 31011502009128SitemapXMLHGWA No. 31011502009128SitemapXML
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