CAST BELLOW SEAL GLOBE VALVE, BUTT WELD ENDS (300#)

DN 50 - DN 300
300# (ASME B16.34)
  C.S S.S
T min. -29°C -29°C
T max. +425°C +538°C

Available on request :

  • Special Corrosion resistant materials for :
    Complete Valve, Bellows - Trim
  • Optional regulating disc, needle type disc.
  • Optional Actuator/Gear Operator.
  • Optional Flanged end with large groove, large tongue and RTJ end.
  • Optional valves with CE markings.
  • Optional valve with High Pressure Ratings.
  • Optional valve with pressure relief plug design DN 250 & above.



Component Materials
C.S S.S
CCBGL - F - CS CCBGL - B - SS
Body & Bonnet WCB CF8M / CF8
Plug WCB + HF CF8M / CF8 + HF
Integral Seat WCB + HF CF8M / CF8 + HF
Bellow SS316Ti / 321 SS316Ti / 321
Top/Bottom
Bellow collar
SS316 SS316
Stem SS410 SS316 / 304
Hand Wheel Nut Carbon Steel SS304
Gland Bush SS410 SS316 / 304
Gland Flange Carbon Steel SS316 / 304
Fastners A193 Gr.B7 / A194 Gr.2H A193 Gr.B8 / A194 Gr.8
Packings Graphite / PTFE
Yoke Sleeve SG Iron/NI Resist *
Hand Wheel SG Iron / WCB
Gasket SPW SS304 / SS316 + Graphite
Yoke Nut SS410 SS304

* Available on request

Testing Pressure in bar (API 598/EN 12266-1) :

Materials WCB CF8M / CF8
HYDRO SHELL 77 75
SEAT 57 55
AIR SEAT 07 07

Dimensional Details :

DN L H
closed
ØD Cv Weight
(approx.)
[mm] [mm] [mm]   [kgs]
50 267 350 200 35 20.5
65 292 370 250 60 32
80 318 425 300 92 41.5
100 356 490 300 180 66
125 400 495 350 320 84
150 444 495 350 430 126
200 559 690 450 810 221
250 622 805 500 1400 360
300 711 985 600 1950 585

Cast Bellow Seal Globe Valve, butt weld end acc. to ASME B 16.25, face to face as per ASME B16.10 and with ACME stem screw thread and grounded shaft. Multiply bellow with long service life made of stainless steel. Min. life cycle of Bellow tested for 10,000 cycles, metal back seat, safety stuffing box packing made of pure graphite/PTFE, spiral wound bonnet gasket made of stainless steel with graphite or PTFE filler material, housed in a tongue and grooved flange.

Carbon steel : Body and Bonnet made of cast material WCB, seat hardfaced with stellite, disc with conical plug made of WCB, hardfaced with stellite.
Stainless steel : Body and Bonnet made if cast material CF8M/CF8, seat hardfaced with stellite, disc with conical plug made of stainless steel CF8M/CF8, hardfaced with stellite.