Body: DN50-600: Ductile iron EN-GJS-400-15(GG440)
Disc: DN50-100: Carbon Steel
DN125-600: Ductile iron EN-GJS-400-15(GGG40)
Guide: DN50-100: Carbon Steel ASTM A36
DN125-300: Stainless Steel 420
DN350-600: Ductile iron EN-GJS-400-15(GGG40)
Spring: DN50-600: Stainless Steel 304
Seal: DN50-300: EPDM ACS
DN350-600: NBR(no ACS)
Connection: DN50-300: Flanged PN10 and PN16
DN350-300: Flanged PN10 and PN16
Maximum working pressure: 16 bar
Maximum working temperature: DN50-300: -20°C/+100°C
DN350-600: -10°C/+80°C
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