What certifications does the product have?

The product is certified with ISO9001, CE, and SGS.

What payment terms are accepted?

Accepted terms include LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

What is the inspection process?

We perform 100% inspection including visual and function checks for all finished products.

Cast Iron Double Eccentric/Concentric Type Butterfly Valve

Name: Cast Iron Double Eccentric/Concentric Type Butterfly Valve
Brand: Zhejiang Huizheng Valve Technology Co., Ltd.
SKU: 941845835

Zhejiang, ChinaZhejiang Huizheng Valve Technology Co., Ltd.

US$100.00-10,000.00

1 Piece

Product profile

Customization

Available

Media

Water

Driving Mode

Manual

Model NO.

790

Connection Form

Flange

Structure

Centre Sealing

Seal Form

Force Sealed

Valve Stem

Normal

Work Pressure

Low Pressure (Pn<1.6mpa)

Working Temperature

Normal Temperature (-40°C<T<120°C)

Material of Seal Surface

Metal Hard Sealed

Valve Body

Sheet Metal

Standard

GB/T13927

Application

Industrial Usage, Water Industrial Usage, Household Usage

Flange Standard

GB ASTM

Transport Package

Carton

Specification

125LB. 150LB

Trademark

HUIZHENG

Origin

China

HS Code

8481804090

Production Capacity

100000PCS/Year

Key features

Wide Size Range: Available in sizes from DN50 to DN300 (2" to 12") to suit various applications.

Multiple Flange Standards: Supports PN6, PN10, PN16, PN25, ANSI150, ANSI125, JIS 10K, and more.

Diverse Material Options: Body options include Cast Iron, Ductile Iron, and Stainless Steel.

Customization Services: Offers OEM, ODM, and flexible customization from samples or designs.

Comprehensive Certifications: Certified with ISO9001, CE, and SGS for quality assurance.

Versatile Seal Materials: Seat options include EPDM, NBR, and PTFE for different media.

Strict Quality Control: 100% visual and function inspection for all finished products.

Fast Lead Time: Average lead time is one month for both peak and off-peak seasons.

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: ≤8.79h

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.