What certifications does the product have?

The product holds CE, ISO, WRAS, and ACS certifications.

What is the maximum working pressure?

The shell pressure is up to 24 Bar and 15 Bar, with seal pressure up to 18 Bar and 11 Bar.

Dual Plate Butterfly One Way Check Valve with Ce ISO Wras Approved

Name: Dual Plate Butterfly One Way Check Valve with Ce ISO Wras Approved
Brand: Tianjin Worlds Valve Co., Ltd.
SKU: 689685742

Tianjin, ChinaTianjin Worlds Valve Co., Ltd.

US$10.00-200.00

1 Piece

Product profile

Customization

Available

Media

Water

Temperature

Low Temperature

Model NO.

H77X-10/16

Material

Cast Iron

Connection Form

Flange

Structure

Butterfly

Pressure

Low Pressure

Function

Ddcv Double Lobe, Nrvr Silence

Sealing Form

Bellows Globe Valve

Flow Direction

Unidirection

Standard

ANSI

Application

Industrial Usage, Water Industrial Usage

Coating

Fbe Epoxy Coated

Body Material

Cast Iron/Ductile Iron/Wcb/CF8m/CF8/Al-Bronze

Disc Material

1.4469/1.4529/Saf2205/2507/CF8/CF8m etc

Seat Material

NBR/EPDM/PTFE/Viton/Silicone etc

End Standard

Pn6/10/16/25/21/150lb/JIS5K/10K/As2129 Table D/E/F

Transport Package

Plywood Case

Specification

ISO, JIS, EN, AS, BS, GB

Trademark

WDS / WORLDS/OEM

Origin

Tianjin, China

HS Code

8481830000

Production Capacity

100, 000, 000sets/Year

Key features

Pressure Seal Design: Unique cage unit allows testing assembly outside valve before welding, eliminating pin seal leakage.

Superior Tightness: Conical, lapped-in hardfaced seating is self-aligning and prevents backflow and water hammer.

Wide Customization: Customizable body, disc, seat materials and end standards based on samples or designs.

Versatile Applications: Suitable for ballast, chemical processing, desalination, mining, and wastewater treatment.

Comprehensive Certifications: Approved by CE, ISO, WRAS, ACS, and compliant with EN, ANSI, and JIS standards.

Durable Materials: Available in Cast Iron, Ductile Iron, Stainless Steel, and AL-Bronze for various media.

Efficient Operation: Hinge pin near center of gravity ensures rapid disc movement without sliding or wear.

Flexible Payment Terms: Accepts LC, T/T, and D/P with a minimum order quantity of 1 unit.

Company profile

100% Finished Products InspectionManagement CertificationProduct CertificationHigh Repeat Buyers Choice

Tianjin Worlds Valve Co., Ltd.

Tianjin, 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: 20 Years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤2.16h

AI-Powered supplier vetting

SummaryThe supplier is a valve manufacturer with assembly and testing facilities, one reported production line, and stated annual output of 300,000 butterfly, gate, and check valve sets. It reports approximately 90+ employees, dedicated production, quality control, purchasing, sales, and design/development personnel, and five R&D engineers. The supplier supports sample, design, full, and minor customization, as well as ODM and OEM services. Quality systems include ISO 9001:2015 certification, written inspection procedures, and documented corrective, preventive, and complaint-handling processes. It has inventory capability, valid contracts with related subcontractors, and a one-month lead time in both peak and off-peak seasons, but no overseas warehouse or showroom. Financial records are identified for recent years, but the provided information does not establish financial strength. No specific customer names or verifiable customer case details are provided.

Supplier typeThe supplier is presented as a valve manufacturer producing butterfly, gate, and check valves, with assembly and testing facilities, production personnel, and a factory location in Tianjin, China. Its stated product output and manufacturing organization support classification as a manufacturer rather than solely a trading company.

CertificationsThe supplier reports an ISO 9001:2015 certificate in both its quality-management and supplier-management information. This explicitly supports certification holding, although no additional certification details or certificate scope are provided.

After-Sales capabilityThe supplier has documented procedures and records for corrective and preventive actions and customer complaint handling, maintains inventory capability, and reports a one-month average lead time in both peak and off-peak seasons. However, it has no overseas warehouse or showroom, which may limit local overseas service infrastructure.

R&D capabilityThe supplier reports new products during the past year, ODM capability, an available SDK, five R&D engineers, a dedicated design and development department, and more than 12 years of development experience. These details explicitly demonstrate ongoing product-development and R&D capability.

Production capacityThe supplier reports assembly and testing facilities, one production line, 60 production employees, inventory capability, valid contracts with related subcontractors, and annual output of 300,000 valve sets. It also reports a one-month lead time in both peak and off-peak seasons, supporting an established production operation.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, and minor customization. It also reports ODM services, indicating capability across multiple levels of product adaptation and design support.