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European Type Jaw Crusher
European Type Jaw Crusher

European Type Jaw Crusher is a new crushing machine, the jaw

Jaw Crusher
Jaw Crusher

As a classic primary crusher with stable performances

HPT Hydraulic Cone Crusher
HPT Hydraulic Cone Crusher

Based on some design principles of traditional multi-cylinder

CS Series Cone Crusher
CS Series Cone Crusher

CS Series Cone Crusher, researched and developed a cone crush

Impact Crusher
Impact Crusher

Impact Crusher uses impact energy to crush the materials. The

VSI6X Series Vertical Crusher
VSI6X Series Vertical Crusher

Due to the increasing market demand for the scale, intensific

European Impact Crusher
European Impact Crusher

European Impact Crusher is mainly used in metallurgy, mine, c

MTW Trapezium Mill
MTW Trapezium Mill

MTW Trapezium Mill is innovatively designed through deep rese

5X Pendulum Roller Mill
5X Pendulum Roller Mill

According to accumulation and experimental analyses of on-sit

LM Vertical Mill
LM Vertical Mill

Based on the absorption of advanced technologies of famous in

T130X Superfine Grinding Mill
T130X Superfine Grinding Mill

T130X Superfine Grinding Mill is a world leading tool for pow

MW Series Micro Powder Mill
MW Series Micro Powder Mill

MW Series Micro Powder Mill is a new superfine powder (325-25

Raymond Mill
Raymond Mill

Raymond mill is a traditional mill type

Ball Mill
Ball Mill

Ball mills are used primary for single stage fine grinding

K Series Mobile Crushing Plant
K Series Mobile Crushing Plant

K Series Portable Crusher Plant, also known as K Series Porta

Crawler Mobile Crusher
Crawler Mobile Crusher

Crawler Mobile Crusher is a fully hydraulic track-type mobile

Mobile Vibrating Screen
Mobile Vibrating Screen

Mobile Vibrating Screen is equipment providing screening work

GF Series Vibrating Feeder
GF Series Vibrating Feeder

GF Series Vibrating Feeder is designed for super-heavy operat

S5X Series Vibrating Screen
S5X Series Vibrating Screen

S5X Series Vibrating Screen is of high vibration intensity. U

Sand Washing Machine
Sand Washing Machine

Sand Washing Machine is commonly known as wheel-bucket type s

Belt Conveyer
Belt Conveyer

Belt Conveyer adopts C-type steel as the main beam.

Stationary Crushers

European Type Jaw Crusher
European Type Jaw Crusher

European Type Jaw Crusher is a new crushing machine, the jaw

Jaw Crusher
Jaw Crusher

As a classic primary crusher with stable performances

HPT Hydraulic Cone Crusher
HPT Hydraulic Cone Crusher

Based on some design principles of traditional multi-cylinder

CS Series Cone Crusher
CS Series Cone Crusher

CS Series Cone Crusher, researched and developed a cone crush

Impact Crusher
Impact Crusher

Impact Crusher uses impact energy to crush the materials. The

VSI6X Series Vertical Crusher
VSI6X Series Vertical Crusher

Due to the increasing market demand for the scale, intensific

European Impact Crusher
European Impact Crusher

European Impact Crusher is mainly used in metallurgy, mine, c

Grinding Mill

MTW Trapezium Mill
MTW Trapezium Mill

MTW Trapezium Mill is innovatively designed through deep rese

5X Pendulum Roller Mill
5X Pendulum Roller Mill

According to accumulation and experimental analyses of on-sit

LM Vertical Mill
LM Vertical Mill

Based on the absorption of advanced technologies of famous in

T130X Superfine Grinding Mill
T130X Superfine Grinding Mill

T130X Superfine Grinding Mill is a world leading tool for pow

MW Series Micro Powder Mill
MW Series Micro Powder Mill

MW Series Micro Powder Mill is a new superfine powder (325-25

Raymond Mill
Raymond Mill

Raymond mill is a traditional mill type

Ball Mill
Ball Mill

Ball mills are used primary for single stage fine grinding

K Series Mobile Crushing Plant
K Series Mobile Crushing Plant

K Series Portable Crusher Plant, also known as K Series Porta

Crawler Mobile Crusher
Crawler Mobile Crusher

Crawler Mobile Crusher is a fully hydraulic track-type mobile

Mobile Vibrating Screen
Mobile Vibrating Screen

Mobile Vibrating Screen is equipment providing screening work

Mining Machine

GF Series Vibrating Feeder
GF Series Vibrating Feeder

GF Series Vibrating Feeder is designed for super-heavy operat

S5X Series Vibrating Screen
S5X Series Vibrating Screen

S5X Series Vibrating Screen is of high vibration intensity. U

Sand Washing Machine
Sand Washing Machine

Sand Washing Machine is commonly known as wheel-bucket type s

Belt Conveyer
Belt Conveyer

Belt Conveyer adopts C-type steel as the main beam.

metal to metal sealing mud gate valves

  • Mud Gate Valve DHV Industries

    Mud Gate Valve. Home / WellHead Valves / Mud Gate Valve. Mud Gate Valve. 2″-5″ 2,000-5,000psi Basic Design: API 6A Test & Inspection: API 6A. Design Features. Metal to Metal seat, Parallel Gate and seal with ring; Expanding Gate; Positive upstream and downstream seal; Automatic Cavity Pressure relief Piggable; Specifications.

  • Mud Valves

    The NV-7500 Mud Gate Valve is a full metal to metal sealing gate valve for use in applications up to 7500 psi. The NV-7500 uses single piece seat rings creating an upstream metal to metal seal. The upstream design helps eliminate debris contamination into the valve body and reduces wear on the internal components.

  • MUD GATE VALVE, Top Wellhead

    MUD GATE VALVE(METAL TO METAL SEALING) The union ends mud gate valve is mainly used for drilling mud circulating system in oil field, It is used to control the flowing and stopping of mud. It is joined by trapezoid thread connection, It is quick and convenient to fix the equipment. The equipment has strong rigidity is safe and reliable, The

  • MUD GATE VALVE(METAL TO METAL SEALING) Wellhead

    MUD GATE VALVE(METAL TO METAL SEALING) The union ends mud gate valve is mainly used for drilling mud circulating system in oil field, It is used to control the flowing and stopping of mud. It is joined by trapezoid thread connection, It is quick and convenient to fix the equipment. The equipment has strong rigidity is safe and reliable, The

  • Mud Line Gate Valves Forum Energy Technologies

    Mud Line Gate Valves conform to API Flange dimensions and pressure ratings. Locking Cap Screw Seal Standard/H2S Service Metal Repair Kit Includes: 2 inch, 2 x 3 inch, 3 inch, 4 inch, and 5 x 4 inch 2-7500 WP 5-1/8 inch, and 6 x 5-1/8 inch 7500 WP (1) Gate (1) Gate

  • Gate Valves Drillmax

    Drop-Tight Sealing. Exclusive seat design provides drop-tight shut-off which is accomplished by metal to rubber sealing. Bi-directional sealing design. The slab gate connects to the stem with a T-slot design, allowing the gate to float in its slot, to seal against either side of the rubber seat.

  • API 6A Mud Valve maverickvalvesmaverickvalves

    seals. Their main purpose made for mud, cement, fracturing and water service and are easy to operate and simple to maintain. FEATURES. Metal to metal sealing gate-to-seat and the seat-to-body. Maximized valve service life. Flanged, studded, weldneck, threaded outlet are available. The stem packing is a re-energize while the valve in under pressure.

  • Manual Gate Valve » API 6A Valve » Products » Joulon

    Minimum number of parts in the gate & seat assembly. One piece seat and gate ensures reliable sealing and ease of field service. Metal to metal sealing between the gate and the seat. Special spring-loaded, pressure-energized, non-elastomeric stem packing design. Stem shoulder that can be back seated against the bonnet to isolate the stuffing box.

  • High Pressure Manifolds And Valves Joulon

    Joulon check valves incorporate a metal to metal seal for high pressure and high temperature environments where elastomer seals cannot be used. The check valves are available in standard pressure ratings from 3,000 psi to 15,000 psi and in sizes from 1-13/16” through 7-1/16”.

  • metal to metal valve seal Valve engineering Eng-Tips

    The sealing is a metal to metal seal. The surfaces have a high finish but I cannot get them to seal up. What I am thinking is I are threading in a valve and the sealing is happening between a surface on the valve and a stationary surface in the manifold body.

  • Metal to metal sealing is dependent on accuracy and precision both in machining, mounting and positioning/pressure when closing. Even small inaccur...I wish I could give more details, but for legal reasons, I cannot. I can deal with surface finishes and such my main concern was rotating toget...Concept: Almost all mechanical systems, artificial or natural, involve the relative motion of solid components. Wherever two surfaces slide or roll...Yes, it is possible to have a rotating part seal against a stationary part in a thread-loaded sealing arrangement. No, it is NOT optimal. All high...What leakage rate is acceptable? Helium leak rates at a MSLD level will not be achieved. Liquid leakage of clean goo no contaminates is achievable....Good morning all ! I have never seen complete sealing in metal to metal contact of disc & seat ring, always there will be considerable leak, these...
  • API 6A Mud Valve maverickvalvesmaverickvalves

    seals. Their main purpose made for mud, cement, fracturing and water service and are easy to operate and simple to maintain. FEATURES. Metal to metal sealing gate-to-seat and the seat-to-body. Maximized valve service life. Flanged, studded, weldneck, threaded outlet are available. The stem packing is a re-energize while the valve in under pressure.

  • WKM M-HT Gate Valve Schlumberger Products

    The M-HT gate valve—with our WKM Pow-R-Seal double expanding gate design, nonrising stem, and metal-to-metal sealing technology—is ideal for temperatures up to 650 degF [343 degC]. The M-HT gate valve has a special high-temperature stem packing that is rated for steam service, follows our stringent quality specifications, and provides

  • Manual Gate Valve » API 6A Valve » Products » Joulon

    Minimum number of parts in the gate & seat assembly. One piece seat and gate ensures reliable sealing and ease of field service. Metal to metal sealing between the gate and the seat. Special spring-loaded, pressure-energized, non-elastomeric stem packing design. Stem shoulder that can be back seated against the bonnet to isolate the stuffing box.

  • china API 6A Valve,ball valve, globe valve, gate valve,mud

    Mud Valve . Mud Valve. Mud valve has soft seal and metal to metal seal structures. Double screw drive, quick open and close. Reliable seal, long service life. Valve stem packing can be replaced directly without removing the bonnet. Connection: flange, union,screw and welding type. General. Name: Mud valve. Pressure: 2000PSI~7500PSI

  • China API 6A Gate Valve China gate valve, metal to metal

    TEC gate valves are designed to successfully meet customer demands for performance, endurance, ease of maintenance and cost-effectiveness. TEC valves meet or exceed the requirements of API Specifications 6A, 6A SSV/USV and 17D with working pressures from 2, 000 to 20, 000 psi. The trims come in for all types of oil and gas

  • High Pressure Manifolds And Valves Joulon

    Joulon check valves incorporate a metal to metal seal for high pressure and high temperature environments where elastomer seals cannot be used. The check valves are available in standard pressure ratings from 3,000 psi to 15,000 psi and in sizes from 1-13/16” through 7-1/16”.

  • Topsealing Penstock AWMA Water Control Gate

    Feb 29, 2016· Topsealing Penstock Gate Valve TLF. February 29, 2016 by. AWMA’s TLF Penstock range consists of an undershot gate with a full perimeter seal, providing flow isolation for fully submerged on or off seating applications. AWMA specialises in supplying high quality, high performance water control infrastructure for all industries.

  • Products Oteco Inc.

    The OTECO premium stem guided valve and seat features an extra wide metal to metal seal on the valve flange. The serrated upper surface on the valve gives a longer non-breathing seal between valve body and insert while the rigid seat cross-arms give greater strength and positive sealing.

  • Metal seated vs resilient seated gate valves

    Before the resilient seated gate valve was introduced to the market, gate valves with a metal seated wedge were widely used. The conical wedge design and angular sealing devices of a metal seated wedge require a depression in the valve bottom to ensure a tight closure. Herewith, sand and pebbles are embedded in the bore.

  • Sealing Solutions for Oil and Gas Parker Hannifin

    metallic (polymer) sealing, seat and anti-extrusion ring materials for permanent subsea use, including well completion, Christmas trees, control systems and valves as well as topside valves in critical gas systems. • API 6A is the specification for drilling and production, Wellhead and Christmas tree equipment.

  • When To Use Metal Seat Valves Vs. Soft Seat Ball Valves

    Metal Seated Ball Valves. The primary advantage of metal seated valves over soft seated valves is their ability to withstand high temperatures and severe service conditions. Metal seats can endure severe flashing, hydraulic shock, abrasive process fluid, and high temperatures up to and exceeding 1,000° F.

  • Vanessa Emerson US

    * Vanessa triple offset valves perform bidirectional zero leakage tightness (no visible leakage when tested at high pressure with water and low pressure with air according to ‘Leakage Rate A’ of ISO 5208 and EN 12266-1 standards, and the ‘Resilient Seat Valves’ requirement of API 598) through non-rubbing 90-degree rotation and metal-to

  • Seal Selection for Valve Design and Retrofitting

    May 23, 2017· gate seals, ball seals). Valve Seal Types. The first step in valve seal selection is determining the type of seal or seals required (Figure 2). The seal type required will depend on the type of valve and the valve components requiring sealing. For instance, a diaphragm or check valves may not require stem seals depending on the valve design.

  • API-6A 4" Threaded and Butt Weld Demco Mud Gate Valves

    The hammer union ends mud gate valves are mainly used for drilling mud circulating system in oil field, it is used to control the flowing and stopping of mud. The hammer union ends mud gate valve seat and gate are sealed by means of parallelled Metal to Metal Sealing.

  • High Pressure Manifolds And Valves Joulon

    Joulon check valves incorporate a metal to metal seal for high pressure and high temperature environments where elastomer seals cannot be used. The check valves are available in

  • Manual Gate Valve » API 6A Valve » Products » Joulon

    Minimum number of parts in the gate & seat assembly. One piece seat and gate ensures reliable sealing and ease of field service. Metal to metal sealing between the gate and the seat.

  • API-6A 4" Threaded and Butt Weld Demco Mud Gate Valves

    The hammer union ends mud gate valves are mainly used for drilling mud circulating system in oil field, it is used to control the flowing and stopping of mud. The hammer union ends mud gate valve seat and gate are sealed by means of parallelled Metal to Metal Sealing.

  • china API 6A Valve,ball valve, globe valve, gate valve,mud

    Mud Valve . Mud Valve. Mud valve has soft seal and metal to metal seal structures. Double screw drive, quick open and close. Reliable seal, long service life. Valve stem packing can be replaced directly without removing the bonnet. Connection: flange, union,screw and welding type. General. Name: Mud valve

  • Magnum Mud Gate Valve Manufacturer from Pune

    Unmatched Precision: Magnum Mud Gate Valve is designed in a way that Gate and seat faces are hard faced and polished to 1-2 RMS allowing for a positive metal-to-metal seal Increased Service Life: Body cavity is exposed to line pressure only while the valve

  • Demco Mud Gate Valve Major Repair Kits and Minor Repair

    All of our mud gate valves are fully designed, produced, and tested as per API 6A, API16C, and NACE-MR0175 standards. We can also design and produce mud gate valve according to customers' special requirements. We produce and supply repair kits for Demco Ttype Mud Gate Valve

  • WellHead Valves DHV Industries

    Mud Gate Valve 2"-5" 2,000-5,000psi Basic Design: API 6A Test & Inspection: API 6A Design Features Metal to Metal seat, Parallel Gate and seal with ring

  • Metal-Sealing Gate Valve YouTube

    Aug 08, 2013· We Are The Reliable Supplier Of Metal-Sealing Gate Valve In China. We Welcome You Purchase Our Metal-Sealing Gate Valve, Iron Gate Valve, Stainless Gate Valve

  • Forum Mud Gate Valve STEM SEAL repair (4" nom).AVI

    Dec 21, 2010· Forum Oilfield Technologies, FOT SPD Baker Mud Gate Valve 4" inch stem seal repair. Video describes how to change out stem seal packing. Refer to Eng bulletin document 1025907 for seal

  • Metal seated vs resilient seated gate valves

    Before the resilient seated gate valve was introduced to the market, gate valves with a metal seated wedge were widely used. The conical wedge design and angular sealing devices of a metal seated wedge require a depression in the valve

  • Gate Valves, Chokes, Manifolds American Completion Tools

    GATE VALVES ACT manufactured Gate Valves required for drilling and production operation. These are the main features of gate valves :- Full bore through conduit Block Mechanism & Bleed Mechanism Long-life seat In-line Maintenance Metal to Metal sealing

  • Bonnet Seals Schlumberger Products

    SUR-SEAL metal-to-metal, redundant nonelastomeric bonnet seal. When bonnet seals must be serviced to perform regular maintenance, you need a low-pressure gas backseat design to

  • Fully metal seated butterfly Valves with Pneumatic

    create a bi一directional, zero leakage, metal-to一metal seal. For. this reason, triple offset valves are often defined as "torque" seated. rather than”position” seated as in the case of resilient or high performance products. Multi-layer disc sealing ring . Multi-layer disc sealing ring adopts ss304 and graphite laminated, sealing

  • Well control API6A MUD GATE VALVE HIGH PRESSURE

    The equipment has strong rigidity which is safe and reliable, The union ends mud gate valve seat and gate are sealed by means of parallel-type Metal to Metal Sealing, its sealing effect is good, and it is convenient for opening, Two ends of the valve