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

DN 50 - DN 300
300#
  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 and Trim
  • Optional regulating disc, needle type disc.
  • Optional Actuator/Gear Operator.
  • Optional valves with CE markings.



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 / SS321 SS316Ti / SS321
Top/Bottom
Bellow collar
SS316 / SS321 SS316 / SS321
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 / 416*
Hand Wheel Cast Iron / MI*
Hand Wheel Nut Carbon Steel SS304
Gasket SPW SS304 / SS316 + Graphite
Yoke Nut SS410 SS304

* Available on request

Testing Pressure in bar (API 598) :

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]
50 267 285 200 52 21
65 292 315 250 86 29.5
80 318 365 300 132 41
100 356 425 300 204 58.5
125 400 475 350 339 86
150 444 525 350 482 107
200 559 645 450 853 226
250 622 790 500 1347 345
300 698 975 600 1924  

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.