Gate Valves, 150 Class Gate Valves, 300 Class Gate Valve, Steel Gate Valves, Mumbai, India
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Gate Valves
   
 
Gate Valves
   
   
 
Features
Swastik Industries Steel Gate Valves have been designed to meet the requirements of API 600 / BS 1414 / API 603 / API 6D /ASME B 16.34
Face to Face and End to End dimensions conform to ASME B 16.10 /BS 2080 / DIN
End flange dimensions conform to ASME B 16.5 / API 605 / BS 3293 / DIN
Butt weld end dimensions conform to ASME B 16.25
The stem nut design allows for the removal of the hand-wheel while keeping the Stem and Gate in a fixed position.
Anti-frictional Ball bearings are provided in higher sizes and classes.
The strength of Stem to Gate connection is stronger than the strength of the Stem at the root of the operating thread
Outside screw and yoke construction
All the valves provided with backseat arrangement
Bi-directional shut-off
The gland is of self aligning two piece type Deep stuffing box
Body ports are streamlined, permitting unobstructed flow, reduces turbulence, results in lower pressure drop & lower erosion
The Seat-rings are cylindrical bottom seated type having ample cross section for strength are provided with welded in and threaded Seat-rings will be supplied on request. In case of SS valves the Seat-rings are integral to Body
The Body to Bonnet joint is flat in ASME 150# valves, a male and female joint is used in 300# & 600# and ring joint is used in higher classes
Valves meet the requirements of fugitive emission levels Shell category B as per MESC SPE 77/312
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  Options
 
Solid, flexible, split wedge, double disc and parallel Slide Gate configurations available
For low temperature and cryogenic services (cold box and non-cold box applications) extended bonnet as per BS 6364 available
Locking arrangement
Gear, Electrical, Hydraulic or Pneumatic actuator available
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  MATERIALS
 
Part Name Material Option
Body ASTM A 216 WCB / A 217 WC6 / A 217 WC9 / A 217 C5 / A 217 C12 / A 351 CF8 / A 351 CF8M / A 351 CF3 / A 351 CF3M / A 352 LCB
Bonnet ASTM A 216 WCB / A 217 WC6 / A 217 WC9 / A 217 C5 / A 217 C12 / A 351 CF8 / A 351 CF8M / A 351 CF3 / A 351 CF3M / A 352 LCB
Wedge@ ASTM A 216 WCB / A 217 WC6 / A 217 WC9 / A 217 C5 / A 217 C12 / A 351 CF8 / A 351 CF8M / A 351 CF3 / A 351 CF3M / A 352 LCB
Stem ASTM A 276 410 / A 276 304 / A 276 304L / A 276 316L
Seat Rings@ ASTM A 216 WCB / A 217 WC6 / A 217 WC9 / A 217 C5 / A 217 C12 / A 351 CF8 / A 351 CF8M / A 351 CF3 / A 351 CF3M / A 352 LCB
Back Seat Bushing ASTM A 276 410 / A 276 304 / A 276 304L / A 276 316L
Gland ASTM A 276 410 / A 276 304 / A 276 304L / A 276 316L
Gland Flange Carbon Steel / Stainless Steel
Stem Nut ASTM A 439 Gr.D2 / Al. Bronze
Lock Nut Carbon Steel / SS 304
Gland Packing Graphite Asbestos / Graphoil / PTFE
Bonnet Gasket Corrugated Soft Iron / Corrugated SS / Spiral Wound SS 304 with Asbestos or Graphoil / Octagonal Ring
Gland Eye - Bolt & Nut Carbon Steel / Stainless Steel
Cross Bolts & Nuts Carbon Steel / Stainless Steel
Hand Wheel Carbon Steel
Hand Wheel Nut Carbon Steel
Grease Nipple Carbon Steel
Grub Screw Carbon Steel
Studs / Bolts ASTM A 193 B7 / A 193 B7M / A 193 BBM / A 320 L7
Nut ASTM A 194 2H / A 194 8 / A 194 8M / A 194 4 / 7
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  Gate Valve 150 Class
 
Size DN 50 65 80 100 125 150 200 250 300 350 400 450 500 600 650 700 750 800 900 1000 1050
L-RF 178 191 203 228 254 267 292 330 355 381 406 432 457 508 559 609 609 660 711 812 860
**L1-BW 216 241 282 304 381 403 419 457 501 571 609 660 711 812 863 914 914 965 1016* 1066* 1143
H (approx) 425 435 535 600 705 800 1010 1250 1385 1575 1825 1950 2080 2425 2750 2825 3175 3473 3600 4100 4500
ØW 200 250 250 280 300 350 450 500 350* 350* 350* 350* 400* 400* 450* 450* 500* 500* 500* 500* 500*
Wt kg 22 29 37 56 78 84 138 210 310 450 565 740 927 1125 1425 1550 1950 2200 3050 3265 4250
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  Gate Valve 300 Class
 
Size DN 50 65 80 100 125 150 200 250 300 350 400 450 500 600 650 700 750
L-RF, LI- BW 216 241 282 305 381 403 419 457 502 762 838 914 990 1143 1244 1346 1369
H (approx) 430 475 535 605 715 845 1075 1260 1425 1585 1845 1995 2175 2650 2850 3050 3270
ØW 200 200 250 300 300 350 450 500 500 350* 400* 450* 450* 500* 500* 500* 550*
Wt (approx) kg 28 40 53 80 125 152 245 360 532 725 950 1350 1648 2350 2900 3400 4100
   
   
 
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