ansi class 2500 for pressure seal
carbon steel or stainless steel
gate valve bolted bonnet design

design description:
  bolted bonnet o. s& y type
optional: weld bonnet o. s& y type
  connectrion: threaded end, socketed end
  thread type: npt, bspt, din serial ends
  wedge disc, renewable seat ring
  material: a105, f304, f316, f11, f22, f304l, f316l

no. parts name materials
1 body astm a105 astm f304 astm f316
5 sealing seat a276-410 astm f304 astm f316
6 sealing ring ss304 ss316
7 bonnet astm a105 astm f304 astm f316
8 stem packing grophite+304 grophite+316
9 p. s. luck nut aisi1035
10 gland astm a276 410 astm f304 astm f316
11 gland eyebolt astm a193 b7 astm a193 b8
12 gland flange astm a216 wcb astm f304 astm f316
13 gland nut astm a194 2h astm a194 b8
14 sleeve washer a276-410 astm f304 astm f316
15 stem nut astm a276-410
16 h. w. luck nut astm a194 2h astm a194 b8
17 handwheel astm a197