What certifications does the product have?

The product holds GS, CE, and ISO9001 certifications.

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Self-Operated Micro-Pressure Regulating Valve/Nitrogen Sealing Valve

Name: Self-Operated Micro-Pressure Regulating Valve/Nitrogen Sealing Valve
Brand: Zhejiang Huizheng Valve Technology Co., Ltd.
SKU: 940543515

Zhejiang, ChinaZhejiang Huizheng Valve Technology Co., Ltd.

US$100.00-10,000.00

1 Piece

Product profile

Customization

Available

Temperature

Ordinary Temperature

Certification

GS, CE, ISO9001

Model NO.

ZJHP

Standard

Connection Mode

Flange

Power

Pneumatic

Material

Stainless Steel

Type

Self-Operated

Size

DN15~DN150

End

Flange

Transport Package

Plywood Case

Trademark

HUIZHENG

Origin

Wenzhou/China

HS Code

8481804090

Production Capacity

100000PCS/Year

Key features

High Control Precision: Control precision is twice as high as ordinary self-operated valves, suitable for high-precision requirements.

Energy Saving Design: Automatically adjusts pressure using medium pressure change without external energy source.

Adjustable Pressure Setting: Pressure setting can be adjusted at will during operation via the commander.

Wide Application Scope: Widely used in chemical, petroleum, metallurgy, power, and textile industries.

Stainless Steel Material: Constructed with durable stainless steel for reliable performance.

Multiple Certifications: Certified with GS, CE, and ISO9001 standards.

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

OEM and ODM Services: Provides both OEM and ODM services with 6 R&D engineers.

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: ≤0.78h

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.