Wafer Type Check Valves

Specifications
manufacturing standard : api 6dapiasme b 16.3
face to face: api 6dapi 598
material: astm specifications soft seat for tight shut-off, lesser weight, smaller size and lesser force to open.
optional: replacement of conventional check
dimensions
150#
size dn(mm) 50 65 80 100 150 200 250 300
t ff mm 19 19 19 19 19 29 29 38
b dia mm 104 123 136 174 222 279 339 409
c dia mm 30 40 52 71.5 114 157 195 240
300#
size dn (mm) 50 65 80 100 150 200 250 300
t ff mm 19 19 19 19 22 29 38 51
b dia mm 111 130 149 180 250 307 361 422
c dia mm 30 40 52 71.5 114 157 195 240