What certifications do you have?

We have CE and ISO certifications, and our management system is ISO9001:2015 certified.

What is the warranty or quality assurance?

We provide excellent quality with 100% inspection of finished products and a long lifetime assurance.

What media can this valve handle?

The valve is suitable for oil, gas, water, and seawater applications.

Ductile Iron Wafer Dual Plate Check Valve ISO5752

Name: Ductile Iron Wafer Dual Plate Check Valve ISO5752
Brand: Wenzhou Leina Valve Co., Ltd.
SKU: 2037816462

Zhejiang, ChinaWenzhou Leina Valve Co., Ltd.

US$30.00

50 Pieces

Sample price:US$40.00/piece.Request sample

Product profile

Customization

Available

Media

Oil, Gas, Water, Seawater

Temperature

Low and High Temperature

Model NO.

check valve

Material

Carbon Steel and Stainless Steel

Samples

Us$ 5/Piece

Shipping Cost

About Shipping Cost and Estimated Delivery Time.

Return&Refunds

You Can Apply for a Refund up to 30 Days After Rec

Connection Form

Flange, Weld

Transport Package

Small Box-Cartons-Plywood Case/Small Ball-Caryond-

Specification

CE and ISO Proved

Trademark

LEINA

Origin

China

HS Code

8481804090

Production Capacity

5000/Month

Key features

OEM/ODM Customization: Supports full customization from samples, designs, and minor adjustments.

CE and ISO Certified: Products hold CE and ISO certifications ensuring high quality standards.

Fast Delivery: Standard delivery within 45 days after receiving the deposit.

24-Hour Response: Rapid response to customer needs within 24 hours.

100% Inspection: Finished products undergo 100% visual and functional inspection.

Wide Application: Suitable for oil, gas, water, seawater, and various temperature ranges.

Multiple Standards: Complies with ASME, MSS, EN, and various international thread standards.

Professional Manufacturing: Established in 2013 with 33 employees and 3 production lines.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceSelf-branded

Wenzhou Leina Valve 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: 12 Years CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤8.85h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad customization, OEM/ODM service, CE and ISO9001:2015 certification, three production lines, 6–10 quality-control staff, and in-stock capability. It has exported for 12 years and accepts multiple payment and quotation terms. However, service-management procedures lack documented records, there is no valid manufacturing-capacity contract with an affiliated subcontractor, and no overseas warehouse or showroom. Innovation evidence is limited because no new product was reported in the past year and no SDK is available. Financial information is inconsistent across the provided records, so financial credibility cannot be conclusively assessed. Customer-case evidence is limited to no Fortune 500 cooperation and a repeat-buyer preference of 50%–80%.

Supplier typeThe supplier appears to be a manufacturer offering OEM and ODM services, operating three production lines and providing customization from samples, designs, and full specifications. It also has in-stock capability, but manufacturing capacity involving an affiliated subcontractor is not supported by a valid contract.

CertificationsThe supplier reports an ISO9001:2015 management-system certificate and CE product certification. These are explicit certifications relevant to quality management and product compliance.

Production capacityThe supplier operates three production lines, has 6–10 quality-control staff, maintains inventory capability, and has exported for 12 years. Reported lead times are 2–3 months in one slice, while another gives an unclear range, and the absence of a valid subcontracting contract is a documented capacity-control weakness.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization, and also provides OEM and ODM services. This is direct evidence of broad customization capability.