What is the minimum order quantity?

The minimum order quantity is 1 unit.

What are the lead times for production?

The average lead time is one month for both peak season and off-season.

Flange End Pneumatic Top Guide Control Valve

Name: Flange End Pneumatic Top Guide Control Valve
Brand: Zhejiang Huizheng Valve Technology Co., Ltd.
SKU: 921556155

Zhejiang, ChinaZhejiang Huizheng Valve Technology Co., Ltd.

US$100.00-10,000.00

1 Set

Sample price:US$375.00/piece.Request sample

Product profile

Customization

Available

Temperature

Ordinary Temperature

Certification

GS, CE, ISO9001

Media

Gas, Oil, Water, Acid

Standard

Connection Mode

Flange

Power

Pneumatic

Material

Stainless Steel

Type

Double Seater

Transport Package

Wooden Case

Specification

PN16-PN64, DN20-DN450

Trademark

HUIZHENG

Origin

China

HS Code

8481804090

Production Capacity

5000000sets/Year

Key features

High Pressure Resistance: Withstands Class 150 to Class 2500 (PN16-PN420) with balanced valve core.

Anti-Jamming Design: Sleeve-guided structure handles particulate impurities without spool jamming.

Flexible Actuation: Supports Pneumatic, Electric, Hydraulic, Lever, and Gear actuators.

Multiple Material Options: Body available in Carbon Steel, Stainless Steel, Duplex, Bronze, and Inconel.

High Adjustable Ratio: Achieves precise flow control with a 50:1 adjustable ratio.

Customization Services: Offers full, minor, sample-based, and design-based customization.

Strict Quality Inspection: 100% visual and functional inspection for all finished products.

Company profile

Zhejiang Huizheng Valve Technology Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 4 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤0.52h

AI-Powered supplier vetting

SummaryThe supplier demonstrates established valve manufacturing and service capabilities, with dedicated engineering, production, pre-sales, after-sales, logistics, and export personnel. It holds ISO9001:2015, ISO45001:2018, and ISO14001 certifications, supports extensive customization, maintains inventory capability, and has 16 years of export experience with 51%–70% of sales from exports. Service procedures for supplier assessment, corrective actions, complaints, and finished-product inspection are documented and followed. However, the supplier lacks an effective manufacturing contract with related subcontractors, has no overseas warehouse or showroom, does not conduct ongoing batch quantity reconciliation, and has no outsourcing SOP. Innovation evidence is mixed: it has 10 R&D engineers and one national science and technology progress award, but no SDK and no new products launched last year. No Fortune 500 cooperation is reported.

Supplier typeThe supplier is a valve manufacturer with five production lines, three subsidiary production workshops, and products including electric, pneumatic, self-operated control valves and ball valves. It also provides OEM services for well-known brands and maintains in-stock capability, indicating a manufacturing-oriented supplier rather than a purely trading entity.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 certifications, alongside stated quality assurance and documented supplier-service assessment procedures. These certifications and procedures provide explicit evidence of formal quality, occupational safety, and environmental management systems.

After-Sales capabilityThe supplier has five full-time after-sales staff and documented, followed procedures for corrective and preventive actions and customer complaints. It also has inventory capability and identified access to Ningbo and Shanghai ports, but no overseas warehouse or showroom; the available evidence nevertheless supports a defined domestic and export service structure.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization. Its workshops produce multiple valve categories, reinforcing that customization is connected to an established product-manufacturing base.

Product Q&A

Q:What materials are available for the valve body?

Body materials include WCB, WC6, WC9, LCB, CF3, CF8M, CF3M, A105, LF2, F304, F304L, F316, F316L, Carbon Steel, Stainless Steel, Duplex, Bronze, and Inconel.

Q:Can the valve handle fluids with impurities?

Yes, the sleeve-guided structure and balanced sealing ring make it suitable for fluids containing particulate impurities and prevent spool jamming.

Q:What actuation methods are supported?

The valve can be operated by Pneumatic diaphragm/piston actuators, Electric actuators, Hydraulic actuators, Lever, or Gear mechanisms.

Q:Is customization available for this product?

Yes, we offer full customization, minor customization, customization from samples, and customization from designs.

Q:What is the pressure rating of the valve?

The pressure rating ranges from Class 150 to Class 2500, or PN16 to PN420.