Features:  1.Dynamic equilibrium with the electric control integration products.  2.Mainly used to control the temperature of the heating.  3.Make the system adjustment is more stable,more-saving. Technical data PN(MPa) Nominal pressure 1.6 °C Suitable temperature 0~100 Suitable medium Water Flow characteristics Linear/percentage Flow rate error ≤5% Material of main parts Part name Material Body Cast iron, ductile iron Shell Aluminium alloy Valve core Brass Diaphragm EPDM Seal ring PTFE Spring Stainless steel Main dimensions and weight  DN(mm)  L  D  D1  D2 b   f  z-ød  H  kg  40  200  145  110  85  18  2  4-18  365  9.5  50  230  160  125  100  20  2  4-18  400  13.5  65  290  180  145  120  20  2  4-18  432  29  80  310  195  160  135  22  2  4-18  450  35 100  350  215  180  155  22  2  8-18  483  56 125  400  245  210  185 24 2  8-18  534 79 150  480  280  240  210 24 2  4-23  607 117 200  495  335  295  265 26 2  4-23  715 185 FAQ Q: Which port do you usually delivery from? A: LIKE VALVE usually delivery from Tianjin, QINGDAO, DALIAN and SHANGHAI. Q:What is the capacity of one year? A: The capacity is around 10,000 tons one year. Q:What is you payment term? A: LIKE VALVE can accept T/T, L/C and ect. Q:Can you do OEM and ODM order? A: Certainly, LIKE VALVE can do OEM and ODM order. We can supply the valves as you requirment.