CAST STEEL VALVES DIN NORMS
      GS-C25
      PN 16, 25, 40, 64

Welded Seamless Cast iron Cast steel valves ANSI norms Cast steel valves DIN norms Cast iron resilient Nodullar cast iron resilient DIN and ANSI norms BS norms Special drawings B.W. DIN norms B.W. ANSI norms