... SizeRange:DN50~DN2500 Structure:butterfly valve CE,API,ISO,ABS high temperature high pressure butterfly valveSize Range: DN50~DN2500Class Range: 150LB-900LB/ ... : We can produce gate, globe, check, ball and butterfly valves with the materials of ductile iron, carbon steel, alloy steel ... API, BS, DIN, JIS etc. We can offer special standard valves to our clients on your request.Certificates: We have held ...