Stainless Steel Pneumatic Ball Valve with Pneumatic Actuator Q641H

Q641H Series Stainless Steel 304/316/WCB Pneumatic Ball Valves with Pnaumatic Actuator

Features

Product Description

Premium Stainless Steel Pneumatic Ball Valve Solutions

GXR's stainless steel pneumatic ball valve series represents the pinnacle of flow control technology for industrial automation systems. Engineered with 316L stainless steel bodies and precision-machined components, these valves offer exceptional durability in demanding pneumatic and hydraulic applications.

Ball valves are essential in controlling fluid flow across various industries, from oil and gas to food processing. When combined with pneumatic actuation, they offer fast, reliable, and automated operation. Two common variants are the stainless steel pneumatic ball valve and the ball valve with pneumatic actuator. While they may seem similar, they serve different purposes based on material, construction, and actuation design.

Stainless Steel Pneumatic Ball Valve

A stainless steel pneumatic ball valve is a corrosion-resistant valve made entirely of stainless steel, including the body, ball, and seals (often PTFE). Its key advantages include:

  • High durability – Resists rust, chemicals, and extreme temperatures.
  • Hygienic design – Ideal for food, pharmaceutical, and marine applications.
  • Pneumatic operation – Uses compressed air for quick, automated shut-off.

Commonly used in chemical processing, water treatment, and offshore rigs where corrosion resistance is critical.

Ball Valve with Pneumatic Actuator

A ball valve with pneumatic actuator refers to a standard ball valve (which may be made of brass, carbon steel, or stainless steel) fitted with an external pneumatic actuator (e.g., rotary or linear). Key features:

  • Automated control – Enables remote operation via air pressure (single or double-acting).
  • Versatility – The valve material can vary, while the actuator ensures fast response.
  • Wide industry use – Found in HVAC, manufacturing, and power plants where automation is prioritized.

Key Differences

Feature

Stainless Steel Pneumatic Ball Valve

Ball Valve with Pneumatic Actuator

Material

Entirely stainless steel

Valve body varies (brass, steel, etc.)

Actuation

Integrated pneumatic design

Separate actuator attached

Corrosion Resistance

Excellent (ideal for harsh environments)

Depends on valve material

Cost

Higher due to stainless steel

More flexible (actuator can be added later)

How to Choose the Right One

  • Environment – For corrosive fluids, choose stainless steel.
  • Automation Needs – If retrofitting, a separate actuator may be cost-effective.
  • Pressure/Temperature – Stainless steel handles higher extremes.

Both valves offer automation, but a stainless steel pneumatic ball valve excels in harsh conditions, while a ball valve with pneumatic actuator provides flexibility in material choice. Assess your industry needs to make the best selection.

Why Choose Our Ball Valve with Pneumatic Actuator?

  • Superior Material: 316L stainless steel construction resists corrosion and withstands high pressures
  • Precision Engineering: Tight shut-off with less than 1% leakage for efficient operation
  • Versatile Actuation: Compatible with single/double acting pneumatic actuators
  • Global Compliance: Meets international standards for use in Mexico, Brazil, India, and Europe
  • Custom Solutions: Available in various sizes from 1/4" to 4" with OEM/ODM options

Technical Specifications of Our Stainless Steel Pneumatic Ball Valve

Our stainless steel pneumatic ball valve product line features:

  • Pressure Range: 0-150 PSI (standard), up to 300 PSI (high-pressure models)
  • Temperature Range: -20°C to 180°C (-4°F to 356°F)
  • Actuation Types: Spring return, double acting, or manual override
  • Connection Types: NPT, BSPP, BSPT, flange, or sanitary fittings
  • Optional Features: Position indicators, limit switches, explosion-proof versions

Applications for Ball Valve with Pneumatic Actuator

The ball valve with pneumatic actuator is ideal for:

  • Industrial automation systems
  • Process control in chemical plants
  • Water treatment facilities
  • Food and beverage production lines
  • Pharmaceutical manufacturing
  • Oil and gas pipelines

Advantages of GXR's Stainless Steel Pneumatic Ball Valve

When you choose our stainless steel pneumatic ball valve, you benefit from:

  • Extended Service Life: 316L stainless steel resists pitting and crevice corrosion
  • Reduced Maintenance: Self-lubricating seats minimize wear
  • Energy Efficiency: Low air consumption actuators available
  • Quick Response: 90° rotation provides fast open/close operation
  • Global Support: Backed by XINGYU GROUP's 30 years of industry experience

Customization Options for Ball Valve with Pneumatic Actuator

Every ball valve with pneumatic actuator can be customized:

  • Actuator sizes from 40mm to 150mm bore
  • Voltage options: 12V DC, 24V DC, 110V AC, 220V AC
  • Special coatings for extreme environments
  • ATEX certification for hazardous areas
  • Integrated smart controls with feedback signals

Installation and Maintenance Guide

For optimal performance of your stainless steel pneumatic ball valve:

  • Install in accessible locations for maintenance
  • Ensure proper air supply (filtered, regulated, lubricated if required)
  • Periodically check actuator function and valve operation
  • Inspect seals annually and replace as needed
  • Use only compatible cleaning agents for 316L stainless steel

Why GXR for Your Pneumatic Valve Needs?

As a specialist in stainless steel pneumatic ball valve solutions, GXR offers:

  • 30+ years of XINGYU GROUP manufacturing expertise
  • Fast global shipping to Mexico, Brazil, India, and Europe
  • Competitive pricing without compromising quality
  • Comprehensive after-sales support
  • Technical consultation for system integration

Order Your Ball Valve with Pneumatic Actuator Today

Upgrade your fluid control systems with our premium ball valve with pneumatic actuator. Contact GXR's technical team for product selection assistance, volume pricing, or custom project requirements. Experience the reliability of industrial-grade stainless steel pneumatic ball valve solutions backed by three decades of pneumatic expertise.

Product Overview:

There are two series of pneumatic hard-seal ball valves, Q641H pneumatic floating hard-seal ball valve and Q647H pneumatic fixed hard-seal ball valve.

Specifications

Nominal diameter (mm)

15

20

25

32

40

50

65

80

100

125

150

200

Nominal pressure (MPa)

PN1.6,2.5,4.0,6.4MPa

Leakage

Hard seal: ≤ 10-5 of rated flow

Valve body type

Two-stage valve body (floating ball)

Valve core type

“O” type ball valve core

Sealing packing

Metal graphite spiral wound gasket

Flow characteristics

Approximate fast opening characteristics

Proper temperature

Sealing surface

Hard seal ≤450℃

Configuring the actuator

AT series single acting (SR) double acting (DA) pneumatic actuator

Control method

Switch two-position control, 4-20mA analog control

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