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Yancheng Qihang Petroleum Machinery Co., Ltd
Yancheng Qihang Petroleum Machinery Co., Ltd

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

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

Payment Terms: T/T,L/C 
Place of Origin: Jiangsu, China (Mainland) 
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Product Detail

Model No.: QH-DM4
Production Capacity: 1000 Pcs/Month
Delivery Date: 35 Days
Nominal Bore: 4"
Material Class: AA, BB, CC, DD, EE, FF
End Connection: Flange, Threaded, Butt-Weld...
Performance Requirement: PR1, PR2
Application: Drilling standpipe manifold...
Means of Transport: Ocean
Packing: Plywood
Product Name: Demco Mud Gate Valve
Pressure Rating: 2000 PSI, 3000SPI, 5000PSI,...
Temp Class: L, P, R, S, T, U, V
Product Specification Level: PSL1, PSL2, PSL3, PSL4
Standard: API Spec 6A, NACE MR0175

API6A Demco Mud Gate Valve
Size: 4"
WH: 2000PSI, 3000PSI, 5000PSI, 7500PSI
Outlets: Flanged, Threaded, Butt-Weld, Hammer Union
LU, EE, PSL3, PR1

Overview


The API6A Demco DM Mud Gate Valves or Mud Valves are engineered for the rigorous requirements of abrasive and erosive service conditions in oilfield applications, such as mud, cement, fracturing and water service.  The DM Mud Gate Valves are mainly offered in 4 types of end connections: the Butt Welded connection, the Threaded connection, the Hammer Union connection, and the Flanged connection. 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. Mud Valves end connections vary by sizes and pressure ratings based on concrete oilfield application requirements. 

Our API-6A DM Mud Gate Valves are available in sizes 2", 3", 4", 5" x 4" and 6" x 4" and pressure ratings at 2000PSI, 3000PSI, 5000PSI, and 7500 PSI. The valves can be hard seal or soft seal.  All of our DM Mud Gate Valves are strictly designed, manufactured, and tested in accordance with API-6A standards. They are suitable for both standard and H2S service. DM mud gate valve repair kits can also be supplied.


Detailed Specifications:

Product Name: DM Type Mud Gate Valve

Bore Size: 4" Full Port

Standards Carried: API 6A

Working Pressure Rating: 2000PSI, 3000PSI, 5000PSI, 7500PSI

Types of End Connections: Flanged (RTJ), Threaded, Butt-Welded, Hammer Union

Material: Stainless Steel, Carbon Steel

Trim Material: NBR, HNBR

Working Medium: Oil, Natural Gas, Mud and Gas containing H2S, CO2

Material Class: AA, BB, CC, DD, EE, FF

Temperature Class: LU

Performance Requirement: PR1, PR2

PSL Rating: PSL1, PSL2, PSL3, PSL4

Traceability: Qihang's API6A DM Mud Gate Valves are supplied with full traceability documentation for each component.

Service: Standard, H2S etc

Applications: Drilling standpipe manifolds, Pump Manifold Block Valves, Production Manifolds, Production Flow Lines, High Pressure Mud Pipelines, Wellheads and Petroleum/Gas Pipelines etc

Origin: China


Features:

  • 100% interchangeable with Demco DM series mud gate valves.

  • Designed specifically for abrasive and erosive condition

  • Forged Steel Body and Bonnet

  • Gates available: Nickel-plated carbon steel, Monel, Aluminum Bronze or Stainless Steel 

  • Stainless or Carbon Steel Inserts with Nitrile or HNBR Elastomer 

  • Optimal for mud drilling operation systems

  • On-Time Delivery & Competitively Priced


  • Cut-View of 4" Full Port Demco DM Mud Gate Valve 


    Part List of 4" DM Mud Gate Valve

    Item

    Description

    Qty

    Material

    1

    Body

    1

    4130

    *2

    Seat

    1

    Steel+HNBR

    *3

    Gate

    1

    410

    *4

    Stem

    1

    410

    *5

    Bonnet Seal

    1

    HNBR

    6

    Bonnet

    1

    4130

    7

    Body Stud Nut

    4

    5140

    8

    Body Stud

    4

    4140

    *9

    Stem Seal Assy.

    1

    Assy.

    10

    Stem Bushing

    1

    Bronze

    *11

    Sec. Seal

    1

    HNBR

    12

    Retainer

    1

    420

    13

    Screw Housing

    1

    Steel

    14

    Bonnet Stud Nut

    2

    5140

    15

    Bonnet Stud

    2

    4140

    *16

    Stem Screw

    1

    Steel

    *17

    Stem Screw Seal

    1

    HNBR

    18

    Hub Assy.

    1

    Steel

    19

    Lock Handle

    1

    Steel

    20

    Pin-Lock Handle

    1

    Steel

    21

    Lube Fitting

    1

    Assy.


    Different Types of End Connections of Demco DM Mud Gate Valves


    Qihang's 2"-5000PSI and 4"-5000PSI Demco Mud Gate Valves are ready for delivery


    Qihang produces High Quality API-6A Demco Type Mud Gate Valves at Competitive Prices.

    Contact us Today for your specific needs.


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 Mr. Bruce

Tel: 0086-139-62481639
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Company Info

Yancheng Qihang Petroleum Machinery Co., Ltd [China (Mainland)]


Business Type:Manufacturer, Trading Company, Service
City: Yancheng
Province/State: Jiangsu
Country/Region: China (Mainland)

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