... :water,pipe and so onpressure:1.6, 1.0, 2.5, 4.0, 6.4MPamaterial of stop check valves:bronze,brass,gun metal ... ,JIS,GB etc,valves are exported to Singapore,Australia,German,Korea,Japan,Dubai and so on.the company can provide CCS and ... other ship inspection certificates based on customer's requirement.welcome to our factory ,and we sincerely willing to provide warm,quick and considerate ...