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Forged steel (A105)
Gate valve Class-800 (Reduced Bore)
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Features
  • Conforming to BS : 5352 / API 602 BSEN -15761
  • Screwed female ends to BSP / NPT / Socket Welded Ends to ANSI B 16.11
  • Bolted bonnet, outside screw, yoke type, rising stem.
  • Handwheel operated.
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Materials of Construction
Name of part Material Standard
Body, Bonnet and Gland Flange Forged Steel ASTM A105
Stem, Wedge, Body ring, Gland Bush Stainless Steel ASTM A276 Type 410
Fastners Alloy Steel ASTM 193 B7 / A194 2H
Handwheel S.G Iron DIN 1693 GGG40
Gasket Spiral Wound S.S 304 Graphite Filled
Packing Braided Graphite Yam containing
corrosion inhibitor suit to 400*c

Pressure/ Temperature ratings
Temp (*c) -29* to 38* 93.5* 149* 204* 260* 316* 343* 371* 399* 427* 454* 482* 510* 538*
Pressure
bar		 136 124 121 117 110 101 99 98 93 76 49 32 19 10

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Cast steel (A 216 GR. WCB)
Gate valve Class 150
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Features
  • Conforming to BS : 1414 / ANSI B16.34 / API 600
  • Bolted bonnet, outside screw, yoke type, rising stem.
  • Flanges Ends to ANSI B16.5 CL-150 R/F.
  • Renewable S.S 13% Cr. (AISI -410) working parts
  • Handwheel operated.
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Materials of Construction
Name of part Material Standard
Body, Disc, Bonnet, & Gland Flange Carbon Steel ASTM A 216 Gr. WCB
Body seat ring & wedge facing Stainless Steel ASTM 276 TYPE 410
Body seat bush, lock bush, Galnd & Stem Stainless Steel ASTM 276 TYPE 410
Eye bolt & Nut Carbon Steel
Grease nipple, Scrub screw & Sleeve nut Steel
Gasket Non Asbestos Fibre BS-1832
Nut H.T. Steel ASTM 194 Gr 2H
Stud Alloy Steel ASTM 193 Gr. B7
Gland Packing Graphoil
Sleeve S.S. /Nodular Iron ASTM 276 TYPE 304/ ASTM A 439 D2

Pressure/ Temperature ratings
Temp (*c) -29* to 38* 93.5* 149* 204* 260* 316* 343* 371* 399* 427* 454* 482* 510* 538*
Pressure
bar		 136 124 121 117 110 101 99 98 93 76 49 32 19 10

TEST PRESSURE (HYD.):
PN16 - BODY 24 BAR, SEAT 16 BAR.