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PRODUCTS

Gate Valves

Home / Valves / Gate Valves

  • API 6D Slab Gate Valve

    Web_Williams 16in 900 API6D Pipeline Slab Gate ADDED
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    API 6D Slab Gate Valve

    Williams’ API 6D Thru Conduit Slab Gate Valves are constructed of A216 WCC Cast Steel and feature a rising stem and flanged ends. They are available in ANSI Class 150 and 1500 in sizes 2” to 36”. These full bore gate valves allow for pigs and scrapers to pass when traveling through a pipeline. Williams’ API 6D Slab Gate valves comply with ANSI, API, and MSS design standards.

    Features

    • API 6D
    • Full Bore allows for pigs & scrapers
    • Bosses for taps & bypass
    • Continual low turbulent flow
    • Block & bleed capable
    • Ring Joint Bonnet gaskets (Class 600lb-4500lb)
    • Self-relieving floating seats
    • Long lasting protected seat faces
    • Fugitive emission tested
    • NACE MR-01-75

    Options

    • Alternative Trims
    • Mounting Pads for Actuation
    • Gear Operated (Recommended for 6″ and larger)
    • Alternative Materials

    Standards

    • API-6D
    • ANSI B16.5
    • ANSI B16.47
    • MSS SP-25
  • Cast Steel Gate Valve

    Flanged-Gate-Valve ADDED
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    Cast Steel Gate Valve

    • Sizes: 2” – 14”
      • Larger sizes are available upon request
    • ANSI 150 – 600
      • Other ANSI Classes are available upon request
    • Body: WCB
    • Trim: Trim 8
    • Features:
      • API 600
      • Testing to API 598
      • Bolted Bonnet
      • Outside Screw & Yoke
      • Raised-Face Flanged End Connections
  • Cast Steel Bolted Bonnet Gate Valves (Rising Stem)

    4in 600 gate B Williams_Cast Steel Bolted Bonnet ADDED
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    Williams Valve Corporation Logo

    Cast Steel Bolted Bonnet Gate Valves (Rising Stem)

    The Williams’ Cast Steel (A216 WCB) Rising Stem Gate Valve features a bolted bonnet, fully guided wedge and outside stem and yoke (OS&Y) in ANSI Class 150 through 2500. Available in sizes range from 2” to 36” (depending on class) with either flanged or butt weld ends. These gate valves have seal-welded seats, bosses for taps, and graphite packing is standard. Williams’ gate valves are fugitive emissions tested and comply with a wide array of design standards.

    Features

    • Seal-welded seat ring (threaded available)
    • Bosses for taps, bypass and drains
    • Graphite packing-standard
    • Contained gaskets (150lb and 300lb round bonnet)
    • Ring Joint bonnet gasket (600lb-1500lb)
    • Fully guided, flexible wedges
    • Fugitive emission tested
    • Pressure seal available (600lb-1500lb)
    • Easily adapted for automation
    • NACE trims available

    Standards

    • API-600
    • ANSI B16.34
    • ANSI B16.10
    • ANSI B16.5
    • ANSI B16.25
    • ANSI B16.47
    • API-598

    Options

    • Alternate Trims
    • NACE MR-01-75
    • Mounting Pads for Actuation
    • Pressure Seal Bonnets Class 600-2500
    • Aluminum Bronze and Bronze Trims for Marine Service
  • Cast Steel Gate Valve with Bolted Bonnet

    Gate Valve ADDED
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    Cast Steel Gate Valve with Bolted Bonnet

    This Cast Steel Gate valve features a bolted bonnet with Class 150 to Class 1500 flanges in sizes 2 to 30”. The one piece flexible wedge with a tapered H shape is fully guided and suitable for steam and other high temperature service. The yoke sleeve is designed to allow for disassembly without disconnecting the bonnet and stem. Standard body materials are A216-WCB, A217-WC6 or A351-CF8. Depending on service conditions, other material options are available for valve and trim.

    • Sizes: 2” – 30”
      • Larger sizes are available upon request
    • ANSI Class: 150 – 1500
    • Features: API 600/603, Testing to API 598, Bolted Bonnet/Pressure Seal Bonnet, Outside Screw & Yoke, Flexible Wedge, Fully Guided Wedge, Rising Stem, Standard/NACE
    • Body: Carbon, Alloy or Stainless Steel (WCB, LCC, WC6, C5, C12, CF8 and CN7M)
    • Trim: Trim 5, Trim 8, Trim 16
    • End Connections: Raised Face (RF), Flat Face (FF)
      • Also available in RTJ and Butt Weld

    *Additional sizes and materials available upon request. Availability is dependent on market demands

  • Stainless Steel Gate Valve with Bolted Bonnet

    Gate Valve ADDED
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    Stainless Steel Gate Valve with Bolted Bonnet

    This Stainless Steel Gate valve features a bolted bonnet with Class 150 to Class 300 flanges in sizes 2 to 12”. The straight pattern, flanged ends comply with ANSI B16.5 (raised face, smooth finish) include an outside screw and yoke. The full bore stainless steel gate valve’s standard body materials are available in A351-CF8M or CF8. Depending on service conditions, other material options are available for valve and trim.

    • Sizes: 2” – 12”
      • Larger sizes are available upon request
    • ANSI Class: 150 – 1500
    • Features: API 600/603, Testing to API 598, Outside Screw & Yoke, Flexible Wedge, Fully Guided Wedge, Standard/NACE, Emissions Norm ISO 15848-B, Design to BS16.34
    • Body: Stainless Steel (CF8M, CF8, CF3, CF8C and CN7M)
    • Trim: Trim 10 or Trim 12
    • End Connections: Raised Face (RF)
      • Also available in RTJ and Butt Weld

    *Additional sizes and materials available upon request. Availability is dependent on market demands

  • Forged Steel Gate Valve

    Web_Williams 800lb -Stainless Steel -Forged - Gate Valve - JPEG ADDED
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    Forged Steel Gate Valve

    Williams’ Forged Steel Gate Valves are constructed of A105N Forged Steel or A182 F316 Stainless Steel and feature a bolted/welded bonnet, rising stem and outside screw and yoke (OS&Y). They are available in ANSI Class 800 and 1500 in sizes 3/8” to 2” with threaded or socket weld ends. These gate valves can be ordered with a full or reduced port. Williams’ Forged Steel Gate valves comply with a wide array of ANSI/ASME, API, BS and MSS design standards.

    Features

    • Reduced Port or Full Port
    • Outside Screw and Yoke (OS&Y)
    • Two piece self-aligning packing gland
    • Captured Graphite Spiral Wound gasket
    • Integral backseat
    • Socket weld ends to ASMS B6.11
    • Threaded Ends (NPT) to ANSI/ASME B1.20.1
    • NACE MR-01-75

    Options

    • Alternate Trims
    • Alternate Body Materials
    • Welded Seats
    • Extended Body

    Standards

    • API-602
    • BS 5352
    • ANSI B16.34
    • API-598
    • MSS SP-25

     

  • Pressure Seal Gate Valve

    Williams Pressure Seal Bonnet Gate Valve ADDED
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    Williams Valve Corporation Logo

    Pressure Seal Gate Valve

    Williams’ Pressure Seal Gate Valves are constructed of A216 WCB Cast Steel and feature a pressure seal bonnet, rising stem and fully guided wedge. They are available in ANSI Class 600 through 2500 in sizes 2” to 12” with butt weld ends. These pressure seal gate valves have seal-welded seats, bosses for taps, bypass and drains, and graphite packing. Williams’ gate valves comply with a wide array of ANSI, API and MSS design standards.

    Features

    • Pressure seal bonnet
    • Seal-welded seats
    • Bosses for taps & bypass
    • Graphite packing
    • Fully guided, wedges

    Options

    • Alternative Trims
    • Alternative Materials
    • Alternative Pipe Schedules
    • Gear Operated
    • NACE MR-01-75
    • Class 2500 available

    Standards

    • API-600
    • ANSI B16.25
    • ANSI B16.34
    • ANSI B16.10
    • MSS SP-25
    • API-598
  • Pressure Seal Gate Valve

    PK Pressure Seal ADDED
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    Pressure Seal Gate Valve

    Pressure Seal Valves are intended for high pressure and high temperature applications for all types of fluids, except where severe coking may occur. Because of their design and materials of construction Pressure Seal Valves are an excellent choice for nuclear steam generating stations, industrial/chemical plants, and thermal power plants. Pressure Seal Valves offer efficiency in flow passage and sealing, weight saving, ease of installation and simplicity in maintenance.

    • Sizes: 2” – 30”
      • Other size available depending on ANSI Class
    • ANSI Class: 600 – 4500
    • Features: API 600/603, Testing to API 598, Pressure Seal Bonnet, Outside Screw & Yoke, Flexible Wedge/Parallel Slide, Rising Stem, Standard/NACE, Low Fugitive Emissions
    • Body: WCB, WC6, SC9, C5, C12, C12A, F591, CF8, CF8M, CF3, CF3M, CN7M, Duplex, Special Alloys
    • Trim: Trim 5, Trim 8, Trim 9, Trim 10, Trim 12 and Trim 16
    • End Connections: Raised Face
      • Also available in RTJ and Butt Weld

    *Additional sizes and materials available upon request. Availability is dependent on market demands

  • Class 800 Gate Valves with Threaded or Socket Weld Ends, Style 0800/0870

    Smith 0800 ADDED
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    Class 800 Gate Valves with Threaded or Socket Weld Ends

    Style 0800/0870

    The Smith 0800 and 0870 Gate Valves feature an outside stem and yoke (OS&Y), are Class 800 rated, and have conventional ports with either threaded or socket weld ends. The 0800 has a bolted bonnet, where as the 0870 has a welded bonnet. Both are manufactured in accordance with API 602 and ASME B16.34 standards.

  • Class 1500 Gate Valves with Threaded or Socket Weld Ends, Style 1500/1570

    Smith 1500 ADDED
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    Class 1500 Gate Valves with Threaded or Socket Weld Ends

    Style 1500/1570

    The Smith 1500 and 1570 Gate Valves feature an outside stem and yoke (OS&Y), are Class 1500 rated, and have conventional ports with either threaded or socket weld ends. The 1500 has a bolted bonnet, where as the 1570 has a welded bonnet. Both are manufactured in accordance with API 602 and ASME B16.34 standards.

  • Class 800 Bolted Bonnet Gate Valves with Extended Male End, Style 0811-0814

    Smith 0812 ADDED
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    Class 800 Bolted Bonnet Gate Valves with Extended Male End

    Style 0811 – 0814

    The Smith 0811 – 0814  Bolted Bonnet Gate Valves feature an outside stem and yoke (OS&Y), and have conventional ports with extended male (threaded or plain) x female (threaded or socketweld) ends. They are Class 800 rated. All are manufactured in accordance with API 602 and ASME B16.34 standards.

  • Bolted Bonnet Gate Valves with Flanged Ends, Style 0815/0830/0860

    Smith 0830 ADDED
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    Bolted Bonnet Gate Valves with Flanged Ends

    Style 0815/0830/0860

    The Smith 0815, 0830 and 0860 Bolted Bonnet Gate Valves feature an outside stem and yoke (OS&Y), and have conventional (reduced) ports with flanged ends. The 0815 is Class 150 rated, the 0830 is Class 300 rated and the 0860 is Class 600 rated.  All are manufactured in accordance with API 602 and ASME B16.34 standards.

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