DPV® Gate Valves
Gate Valve, ASME B16.5 Flanged or Butt-Welding Ends, Bolted Bonnet,
One-Piece Flexible or Solid Wedge Gate, Full Port, Outside Screw and Yoke,
Integral Body Seats or Separate Seat Rings (Threaded or Welded In Place),
Non-Rising Handwheel, Gearbox, or Power Actuator Operated,
Non-Rotating Rising Stem, Complete with Conical Stem Backseat
-Heavy duty Body with full port diameter and shell thickness to API/BS standards
-SEAT RINGS and GATE ground and lapped to a mirror finish to provide matching sealing surfaces.
-GATE fully guided and precision fitted to ensure tight sealing performance
-Heat treaded stainless steel STEM with precision machined ACME threads for long lasting services.
-RISING STEM for visual position indication.
-Larger diameter HANDWHEEL for easy operation.
-Austenitic ductile iron STEM NUT to provide resistance to heat , corrosion and wear.
-Two piece self aligning GLAND and GLAND FLANGE to prevent stem damage
-High strength alloy steel STUD BOLTS and heavy series HEX NUTS used.
-Lubrication fitting for STEM NUTS lubrication to minimize operation torque and stem wear.
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Design |
: API 600 / BS 1414 / ISO 10434 |
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Testing |
: API 598 / BS 6755-1 / ISO 10434 |
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ANSI Class 150 |
: 2" to 36" |
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ANSI Class 300 |
: 2" to 24" |
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ANSI Class 600 |
: 2" to 24" |
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ANSI Class 900 |
: 2" to 20" |
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ANSI Class 1500 |
: 2" to 16" |
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ANSI Class 2500 |
: 2" to 8" |
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Shell Materials |
: Carbon Steels ASTM A216 Grades WCB and WCC |
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Alloy Steels ASTM A217 Grades WC1, WC6, WC9 and C5 |
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Impact-Tested Carbon-Manganese Steels ASTM A352 Grades LCB and LCC |
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Corrosion-Resistant Steels ASTM A351 Grades CF3, CF3M, CF8 and CF8M |
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Duplex ASTM A890 Grade 4A |