Pneumatic Stainless Steel Ball Valve

Short Description:

The pneumatic stainless steel flange ball valve adopts a two-piece floating ball structure. The full-port design meets the requirements of pipeline pigging and has the maximum flow capacity. The valve...


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Product Detail


Product Overview

The pneumatic stainless steel flange ball valve adopts a two-piece floating ball structure. The full-port design meets the requirements of pipeline pigging and has the maximum flow capacity. The valve body is integrally cast by sol-gel technology, with a smooth and burr-free surface, which is convenient for processing. This valve is used to cut off or connect the medium in the pipeline, and is suitable for two-position cut-off or regulation occasions.

Product Parameters

Parameter Item

Specification

Product Name

Pneumatic Stainless Steel Ball Valve

Product Model

Q641F

Valve Body Material

Stainless Steel 304, 316, 316L

Connection Type

Flange

Applicable Pressure

1.6Mpa-6.4Mpa

Nominal Diameter

DN15~DN200

Drive Mode

Pneumatic

Applicable Medium

Water, Steam, Oil, Nitric Acid, Acetic Acid, Ammonia Brine, Neutralized Water, etc.

Applicable Temperature

-20°C ~ +150°C / -20°C ~ +240°C

Design Standard

GB/T12237, API 6D, API 608

Structure Length

GB/T12221, ASME B16.10

Flange Connection

HG, GB, JB, ASME B16.5

Pressure and Temperature

GB/T9131, ASME B16.34

Actuator Type

AT Pneumatic Actuator

Action Mode

Double-acting (Air-open & Air-close), Single-acting (Spring Return)

Control Mode

Two-position on-off control, 4-20mA analog quantity control

Air Supply Pressure

Double-acting: 3-8bar; Single-acting: 4-8bar

Operating Medium

Air

Connection Size

ISO5211

Air Supply Interface

Complies with NAMUR Standard

Manufacturing Standard

GB, JB, HG, ANSI, API, JIS, DIN, Other Custom Standards

Working Principle

The pneumatic stainless steel ball valve is composed of a pneumatic actuator and a precision-cast ball valve. It is mainly divided into two categories: pneumatic soft-seal ball valve and pneumatic hard-seal ball valve. The pneumatic flange ball valve has the advantages of compact structure, small volume, reliable operation, low flow resistance coefficient, good sealing performance, easy maintenance, convenient installation and strong adaptability. The pneumatic flange ball valve can be equipped with a travel limit switch, solenoid valve, pressure reducing valve and 0.4-0.7MPa air source to realize on-off operation, and send out two pairs of passive contact signals to indicate the on-off state of the valve.

Application Fields

The pneumatic stainless steel ball valve can be used for various media such as water, steam, oil, nitric acid, acetic acid, oxidizing media, urea, etc. It is widely used in automatic control in papermaking, petroleum, chemical industry, metallurgy, electric power, water treatment, environmental protection, petroleum, light industry and other industries.


Tag: Pneumatic-Actuated-Valves

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