Products


Check Valves With Piston

Destination:

Exploitation, transport and distribution of industrial water and oil products.

Contents

1. Body 540-720/SRISO 9477
2.Valve 13%Cr/13%Cr
3. Plug 42CrMo4 / SREN10083
4. Spring 60Si15A / STAS795
5. Gasket Cu5 / STAS 270

Technical characteristics:

  • max. working temperature: 82°C
  • passing direction: one-way
  • mounting position: according with the indicated sense
  • body-piston sealing: metal-to-metal
  • body-cover sealing: metal-to-metal

Technical and constructive characteristics

PN
bar, PSI
DN
inches
L
mm
D
mm
d2
mm
nxd1 R;Bx
140
(2000)
2 1/16 295 165 127 8×20 R23
2 9/16 346 190 149,2 8×22 R26
3 1/8 359 210 168,5 8×22 R31
4 1/16 435 275 215,9 8×26 R37
210
(3000)
2 1/16 371 215 165,1 8×26 R24
2 9/16 422 245 190,5 8×28 R27
3 1/8 384 240 190,5 8×26 R31
4 1/16 460 295 235 8×32 R37
350
(5000)
2 1/16 371 215 165,1 8×26 R24
2 9/16 422 245 190,5 8×30 R27
3 1/8 473 270 203,2 8×33 R35
700
(10 000)
2 1/16 520,7 200 158,8 8×23 Bx152
2 9/16 565,2 230 184,2 8×25 Bx153