Shanghai Hongba Electric Valve Co., Ltd.VIP

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MD9B41F-16C Mining Explosion-Proof Electric Butterfly Valve

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  • Unit Price

    Negotiable

  • Brand

    Hengba Valve Industry

  • MOQ

    1Tai

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上海横霸电动阀门有限公司

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Product Details

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  • Brand:

    Hengba Valve Industry

  • Unit Price:

    Negotiable

  • MOQ:

    MOQ1Tai

  • Total:

    999Tai

  • Address:

    Shanghai

  • Delivery:

    0Hours

  • View More

Description

Product Overview


MD9B41F - 16C Coal Mine Explosion-Proof Electric Butterfly Valve features both general explosion-proof type and coal mine explosion-proof (Coal Safety MA grade) products. With a explosion-proof grade of BT4, it offers stable and reliable quality, exceptional explosion-proof performance, and can be used in various explosion-proof environments, including coal mine surface and non-mining working areas. Its MA grade coal safety products are widely applicable in flammable and explosive locations such as swamp gas, coal gas environments, and coal mines.

Product Features


  1. Unique sealing structureUtilizing a three eccentric or vertical plate (midline) sealing structure, the valve seat and butterfly plate experience minimal wear, and the seal tightens further with each closure, ensuring optimal sealing performance.

  2. High-quality Sealing RingSeals are made of stainless steel, combining the dual advantages of metallic hard sealing and elastic sealing. They maintain excellent sealing performance in both low and high-temperature environments. Additionally, they are corrosion-resistant and have a long service life.

  3. High-wear-resistant sealing surfaceCoating the disk plate sealing surface with cobalt-based hard alloy significantly enhances the wear resistance of the sealing surface, extending its service life.

  4. High-strength large-scale butterfly plateLarge-scale butterfly plates are constructed with a latticed structure, offering high strength and a large flow area with minimal flow resistance, ensuring smooth fluid passage.

  5. Two-way sealing and flexible installationFeatures bidirectional sealing function; unrestricted by medium flow direction during installation and unaffected by spatial position; can be installed in any direction for convenience and speed.

  6. Multi-station drive unitThe drive unit supports multi-position installation (rotating 90° or 180°) to meet diverse installation requirements of users.


Technical Specifications


ProjectDetails
Protection GradeExDII BT4
Applicable Pipeline EnvironmentExplosive gas or underground coal mining face
Explosion-proof voltageThree-phase 660V, 380V; single-phase 220V
Product TypeIn addition to the standard switch types, we also offer integrated explosion-proof models and smart integrated explosion-proof models.
Series ModelD9B41 (3)/D9B71 (3) Series
Performance StandardsComplies with JB/T8528 - 1997 Technical Conditions for Electric Actuators of General Valves; Explosion-proof models conform to GB3836.1 - 2000 General Requirements for Electrical Equipment Used in Explosive Gas Environments, Part 1, GB3836.2 - 2000 Electrical Equipment Used in Explosive Gas Environments, Part 2: Explosion-proof "d" and JB/T8529 - 1997 Technical Conditions for Explosion-proof Electric Actuators of Valves.
Explosion-proof categorydI and dIIBT4 types, dI is suitable for non-mining areas in coal mines; dIIBT4 is used in factories and is suitable for explosive gas mixtures in environments classified as IIA, IIB, and groups T1 to T4 (see GB3836.1 for details).
Intrinsically Safe Protection ClassIP55 (Special Order IP67)
Work schedule10 minutes (special orders 30 minutes)
Power SupplyMotor is 3-phase AC, 380V (special order 660V or 220V), 50Hz (special order 60Hz); control cable is 220V, 50Hz (special order 60Hz); remote control is 24VDC

Product Advantages


This product boasts excellent appearance and quality, consistently receiving positive feedback from users. It meets the diverse demands of various control coefficients and working environments.

Other parameters

Project

Details

Model

MD9B41F - 16C

Custom Processing

Is

Structural form

Vertical or Offset Plate

Material

Cast iron, carbon steel, stainless steel

Connection Type

Flange

Applicable Medium

Water, oil products, air, gas, dust-laden gases

Pressure Environment

0 - 1.6Mpa

Operating Temperature

Carbon Steel: -29℃ to 425℃; Stainless Steel: -40℃ [Data seems incomplete. If actual range is -40℃, display as shown; if a complete temperature range is available, please supplement and modify]

Drive Method

Electric

Flow Direction

Bidirectional

Type

Direct connection

Nominal Bore Size

DN50~DN1200 mm

Bore size

DN50~DN1200mm

Installation Dimensions

L*B*H

Standard

National Standard

Parts and accessories

Actuator

Usage

Wastewater discharge


Product Packaging & After-Sales Service


Our company packages this series of products uniformly in wooden cases, which not only facilitates transportation but also provides excellent protection for the products. In terms of quality and service assurance, we solemnly promise:


  • Warranty PolicyWithin 12 months from the receipt and inspection of the goods (excluding natural disasters or human factors such as not following the company's product manual), "Hengba" products enjoy "Three Guarantees" service, which includes returns, exchanges, and repairs.

  • Technical SupportDuring the product service period, you may consult our engineers at any time, and we will provide you with the corresponding technical support services.

  • After-Sales ResponseFor customer complaints, we respond promptly and promptly arrange for after-sales personnel to handle them.


If you have any questions about the product, please call our 24-hour service hotline at 15821856533 or log in to our website. Our company will arrange an engineer to answer your questions and clarify any doubts as soon as possible. We always adhere to the philosophy of wholeheartedly serving you and are committed to providing excellent service.

Logistics Distribution

We offer various logistics and delivery methods, including SF Express, YTO Express, Yunda Express, and nationwide rail and intermodal transport. You can freely choose based on your specific needs. Delivery destinations include major cities, transit points, and key ports both domestically and internationally.


DeclarationAll text, data, and images in this article are for reference only. For detailed information such as specific performance parameters, structural dimensions, and prices, please contact the relevant department personnel of our company. 24/7 service hotline: 15821856533.



Shanghai Hongba Electric Valve Co., Ltd. was established on April 19, 2021, with its registered address at No. 33, Lane 159, Taiye Road, Fengxian District, Shanghai. The company is engaged in general projects such as the sale of valves and flanges, pumps and vacuum equipment, pipeline transportation equipment, plastic products, electrical machinery and equipment, electronic products, instruments and meters, distribution switches and control equipment, metal products, wholesale of hardware products, and retail of hardware products.Welcome to inquire and purchase from a wide range of customers!


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Unit Price Negotiable
Inquiry None
Delivery Shanghai
Stock 999TaiMOQ1Tai
Brand Hengba Valve Industry
Brand Hengba Valve Industry
Form of Connection Flange
Applicable Medium Water; Oil Products; Air; Gas; Dusty Gases
Expiry Long Valid
Update 2025-04-12 21:11
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