China dn500 flap controleventiel

{"pid":"44165523","cid":"341680","pimg_url":"\/\/img1.tradegrowthhub.com\/6c\/7d\/ce4e17704117\/product\/170672120_s-w400xh400.jpg","name":"DN50-DN500 Flap Check Valve Steel Brass Cast Iron Swing Check Valve","company_name":"Wuxi Weishi Industrial Complete Equipment Co., Ltd.","attrs":{"Price":"Negotiable","MOQ":"Negotiable","Delivery Time":"Negotiable"}}

{"pid":"34428366","cid":"253363","pimg_url":"\/\/img1.tradegrowthhub.com\/dd\/92\/8bb717c4e70a\/product\/133226942_s-w400xh400.jpg","name":"General DN500 20 Inch Stainless Steel Hydraulic Double Disc Flap Wafer Sewage Check Valve","company_name":"Zhengzhou CRV Industrial Co., Ltd.","attrs":{"Price":"Negotiable","MOQ":"1.0 piece","Delivery Time":"Negotiable","Brand":"CRV"}}