Is OEM service available?

Yes, OEM service is available for this product.

What is the pressure rating?

The pressure rating is Class 150 or PN 16.

Hz Pneumatic Al-Bronze Concentric Butterfly Valve

Name: Hz Pneumatic Al-Bronze Concentric Butterfly Valve
Brand: Zhejiang Huizheng Valve Technology Co., Ltd.
SKU: 924182625

Zhejiang, ChinaZhejiang Huizheng Valve Technology Co., Ltd.

US$100.00-10,000.00

1 Set

Product profile

Customization

Available

Media

Gas

Driving Mode

Pneumatic

Connection Form

Flange

Structure

Double-Eccentric Sealing

Seal Form

Force Sealed

Valve Stem

Normal

Work Pressure

Mid-Pressure (2.5mpa< Pn <6.4mpa)

Working Temperature

Medium Temperature (120°C<T<450°C)

Material of Seal Surface

Metal Hard Sealed

Valve Body

Casting

Application

Industrial Usage, Water Industrial Usage

Transport Package

Wooden Case

Specification

PN16-PN64, DN20-DN450

Trademark

HUIZHENG

Origin

China

HS Code

8481804090

Production Capacity

5000000sets/Year

Key features

Double-Eccentric Sealing: Ensures zero leakage with reliable hermetical capacity in both directions.

Wide Material Options: Available in Cast Iron, WCB, WC6, WC9, CF8, CF8M, and Duplex Stainless Steel.

Flexible Customization: Supports full customization, minor customization, and customization from samples or designs.

Versatile Actuation: Operated by Lever, Electric, Pneumatic, or Gear mechanisms for diverse needs.

Extensive Size Range: Sizes from 2 to 48 inches (DN 50 to DN1200) with Class 150 or PN 16 ratings.

Rapid Operation: Novel design allows light and rapid start and stop with tiny operative moment.

Easy Maintenance: Can be installed in any position with easily exchangeable sealed components.

High Quality Inspection: 100% visual and function inspection for all finished products with traceable raw materials.

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: ≤8.94h

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.