Tianjin Exxon Valve Co.,Ltd, with professional factory, is one of the leading China din butterfly valve manufacturers, we are able to offer you cheap din butterfly valve. Welcome to wholesale products from us.din butterfly valve Body: Cast iron, ductile iron（GGG25/GGG20/GGG50）Disc: Ductile iron (nickel coated), GGG25/GGG20/GGG50/aluminum bronze, stainless steel.Shaft: 416, 410,stainless steel.Sealing: NBR, EPDM or customized.Type Available: Wafer type Sizes Available: DN25mm to DN1200mm (1" to 48")Pressure Range: From PN1.0 to 1.6 (150LB)Materials Standard:API DIN and etc.Basic Design: BS5155Face to Face Dimension:  BS5155Inspection

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