1.Brass Holding Ring Resilient Gate Valve New type DIN3352 F4 2.guarantee the quality 3. ... socket end resilient gate valve, BS750 Hydrant, BS5153(L/W)copper seal swing check valve, BS5163 copper seal gate valve, BS5152 copper seal globe valve and ... American, Southeast Asia, Middle East, African countries, China Hong Kong, Taiwan and so on. Brass Holding Ring Resilient Gate Valve New type DIN3352 F4