What materials are available for the valve?

Materials for the main body, internal components, gaskets, and fasteners can be customized according to user requirements.

What is the nominal pressure range?

The nominal pressure range is PN10-PN40 Mpa.

Ductile Iron Wafer Type Double Disc Check Valve

Name: Ductile Iron Wafer Type Double Disc Check Valve
Brand: Kaigao Valve Co., Ltd.
SKU: 2146023022

Henan, ChinaKaigao Valve Co., Ltd.

US$20.00-200.00

1 Piece

Product profile

Customization

Available

Media

Water, Steam, Oil, Gas

Temperature

Ordinary Temperature

Model NO.

DH77X-16Q

Material

Stainless Steel

Connection Form

Wafer

Structure

Double Disc

Pressure

Ordinary Pressure

Function

Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe

Sealing Form

Metal Seat

Flow Direction

Unidirection

Standard

JIS

Application

Industrial Usage, Water Industrial Usage, Household Usage

Connection Type

Valve Disc Material

Ductile Iron/304 Stainless Steel

Valve Stem/Spring

Carbon Steel/Stainless Steel

Applicable Medium

Water, Air, etc.

Transport Package

Wooden Case

Specification

DN50-DN600

Trademark

Ginsenka

Origin

Henan, China

Key features

Automatic Anti-Backflow: Automatically prevents media backflow to ensure system safety and process integrity.

Low Fluid Resistance: Streamlined design minimizes resistance and pressure drop for efficient flow.

Customizable Materials: Materials for body, disc, seat, and fasteners can be selected based on working conditions.

Wide Application Range: Suitable for water, steam, oil, gas in power, chemical, metallurgy, and other industries.

Robust Construction: Flanged design ensures leak-proof connection within compact installation spaces.

12-Month Warranty: Free repair or replacement for quality issues within 12 months from acceptance.

Lifetime Technical Support: Continuous technical assistance provided even after the warranty period expires.

Comprehensive Testing: Strictly tested per GB/T standards for pressure, temperature, and structural length.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceIn-stock Capacity100% Finished Products Inspection

Kaigao Valve Co., Ltd.

Henan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2025-09-04Nearest Port: QingdaoAverage Response Time: ≤3.59hTerms of Payment: LC, T/T, D/P

AI-Powered supplier vetting

SummaryThe supplier appears to be an industrial machinery and components trader/manufacturer with a broad scope covering foundry machinery, forgings, powder metallurgy products, instruments, special equipment, building materials, plastics, textiles, and electronic products. It reports more than 10 production lines, inventory capability, two R&D engineers, raw-material traceability, and quality assurance. However, the evidence also shows no available SDK, no valid manufacturing-capacity contract with affiliated subcontractors, no overseas warehouse, showroom, agents, branches, or overseas-service countries, and no documented corrective-action, complaint-handling, warehouse-control, supplier-assessment, or fire-drill procedures. Quality-testing equipment was recorded as zero, while only customer-request sample provision is documented for R&D. Financial records are referenced by year, but no assessable financial results are provided.

Supplier typeThe supplier’s stated business scope covers machinery and components and multiple industrial product categories, while its description presents valve engineering and manufacturing capabilities. The evidence supports classifying it as an industrial equipment supplier with manufacturing-related activities, although the breadth of its trading scope suggests it may also operate as a diversified distributor.

After-Sales capabilityThe supplier has inventory capability and accepts multiple service quotation and payment arrangements, but it has no overseas warehouse, showroom, agents, branches, or overseas-service countries. It also lacks written corrective/preventive-action and customer-complaint procedures, indicating limited documented after-sales infrastructure.

R&D capabilityThe supplier has two R&D engineers and describes advanced valve sealing and automated-control technologies, but it explicitly has no available SDK. The documented R&D responsibility is limited to providing samples according to customer requirements, so broader innovation capability is not established.

Production capacityMore than 10 production lines, inventory capability, and a stated quality-assurance system indicate some operational capacity. Nevertheless, there is no valid manufacturing-capacity contract with affiliated subcontractors, quality-testing equipment is recorded as zero, and no warehouse-control process was found on site, creating significant production-control weaknesses.

Customization capabilityThe supplier provides samples according to customer requirements and describes customized valve solutions with selectable sealing technologies and electric, pneumatic, or hydraulic controls. This is explicit evidence of product-level customization capability, although the scope and formal process for customization are not detailed.