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D643H/W/Y Pneumatic flanged butterfly valve with hard sealing

Classification:

Pneumatic butterfly valve

Product Introduction

Our internally piloted valves have fundamentally changed the traditional cumbersome and complex usage of actuators to integrate high-tech into the control process of valves, greatly improved the efficiency of valve usage, and saved a lot of control costs. The product is applicable for computer control, individual or centralized control, and is widely applied to industrial automation control pipelines such as petroleum, food, chemical engineering, oil refining, paper making, steelmaking, cogeneration power plants, shipbuilding, sewage treatment, waste gas recovery, and so on. They can bring considerable benefits to the company.

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Product Introduction

Working pressure：0.6MPa，1.0MPa，1.6MPa

Driving mode: Pneumatic

Applicable media：Water, oil or non-corrosion medium

Ambient temperature：Up to425°C

Executive standard：GB/T 12238、GB/T 12221、GB/T 9115、GB/T 13927

Fireproof design: The all-metal structure inherently possesses fireproof features.

Sealing surface of the valve body: It employs hard alloy through overlay welding or stainless steel to achieve a sealing surface with high strength, excellent hardness, and wear resistance, capable of continuous operation of opening and closing over 60,000 cycles without damage.

Sealing ring: It is camped onto the butterfly plate by a pressure plate, making it easy for installation, adjustment, and replacement. The upper and lower sections of the valve stem are equipped with bushings to prevent wear and adhesion, thereby enhancing the lifespan.

Key words:

Extraordinary valve