Design Standard |
API 594, ASME B 16.5, BS 1868, ASME B 16.34-2004 |
Face to face standard |
API 6D, API 594, DIN 3202 |
Connection standard |
ASME B 16.47B, MSS SP-44, ASME B 16.5 |
Testing Standard |
API 598 |
Connection Type |
Wafer Type |
Pressure Rating: Class |
150LB - 900LB |
Size |
NPS 1/2"-8" |
Material |
WCB, WC6, WC9, CF8, CF8M, CF3, CF3M, etc. |
part name |
Material |
Body |
Cast Iron or Ductile Iron |
Disc |
Bronze or Ductile Iron or Stainless Steel |
Pin |
SS410 or SS416 or SS304 or SS316 |
Spring |
Stainess Steel |
Insert Body |
Cast Iron/EPDM or Ductile Iron/EPDM |
Bolt |
Stainless Steel |
150lb/ 300lb wafer type swing check valve in stainless steel/ ss304/ ss316 for water/ gas/ oil/ acid/ pipe
Material:
Body:WCB CF8 CF3 GR4A Hastelloy C etc.
Disc:WCB CF8 CF3 GR4A Hastelloy C etc.
Seat:EPDM,PTFE,RPTFE,METIAL etc.
Corrosion protection
,Inside and outside epoxy coating
Applicable temperature: -196-540 different raw material for different work temperature
Applicable medium: Water, oil, gas and other causticity medium (different raw material for different medium)