Is the valve suitable for pigging operations?

Yes, the valve can be manually locked in the open position to facilitate pigging.

What certifications does the product have?

The product holds CE and API certifications.

Manufacturer Casted Steel Swing Check Valve

Name: Manufacturer Casted Steel Swing Check Valve
Brand: Zhejiang Huizheng Valve Technology Co., Ltd.
SKU: 937963405

Zhejiang, ChinaZhejiang Huizheng Valve Technology Co., Ltd.

US$100.00-10,000.00

1 Set

Product profile

Customization

Available

Media

Gas

Temperature

Ordinary Temperature

Material

Stainless Steel

Connection Form

Flange

Structure

Swing

Pressure

Ordinary Pressure

Function

Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe

Sealing Form

Bellows Globe Valve

Flow Direction

Reversing

Application

Industrial Usage, Water Industrial Usage

Size

1/2''~12'' ( DN15~DN300)

Transport Package

Plywood

Specification

1/2''~12'' ( DN15~DN300)

Trademark

HUIZHENG

Origin

China

HS Code

8481804090

Production Capacity

300000

Key features

Wide Material Options: Available in SS301, SS304, SS316L, A351 CF8M, CF8, CF3, A216 WCB, and A352 LCB/LCC.

Extensive Size Range: Sizes from 1/2 inch to 12 inches (DN15 to DN300) to fit various pipeline needs.

High Pressure Capability: Working pressure range of 1.0 to 6.4 Mpa suitable for ordinary pressure applications.

Advanced Sealing Technology: Sealing faces built-up welded with hard alloy; options include PTFE, RPTFE, and PPL.

Hydraulic Damping Design: Large valves feature hydraulic cylinders to prevent clack bumping and pipeline vibration.

Pigging Functionality: Manual operation allows fixing valve clack for pipeline pigging requirements.

OEM and ODM Services: Full customization available from samples, designs, or minor modifications.

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: ≤11.27h

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.