Spring Check Valve
1.Pressure Rating: PN20/300PSI
2. Temperature Range: -20°C~ +180°C
3.Investment Casting
4.PED 2014/68/EU
5. Thread Standard: ISO228-1,1507-1,NPT,DIN2999/259
6.Inspection Testing: API598,EN12266-1
7.Sealing Way: Soft Sealing(NBR/VITON)
