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DESIGN DESCRIPTION:
 Design: BS5163;
 Manufacture: Factory STD;
 Face To Face: BS5163
 Flange: BS4504，BS10/16 D/E;
 Bolt Bonnet;
 Soft Seal;
 Material and Working Temp.:
 Cast Iron and Ductile Iron: 0℃-200℃(32°F -392°F)
 Buna-N: 0℃-71℃(160°F) Maximum
 EPDM: 0℃-80℃(176°F) Maximum
PARTS AND MATERIAL:
NO. PART NAME MATETIAL
1 Body ASTM A126-B/A536,DIN GG25/GGG40
2 Disc Ductile iron with NBR/EPDM
3 Bonnet ASTM A126-B/A536,DIN GG25/GGG40
4 Stem packing NBR OR Graphit
5 Gland ASTM A126-B/A536,DIN GG25/GGG40
6 Stem Stainless steel
7 Stem nut Brass
8 Handwheel Cast iron or Ductile iron
9 Nut holder Cast iron or Ductile iron
10 H.w.nut Carbon steel
OTHER MATERIALS ARE AVAILABLE UPON REQUEST