What materials are available for the valve body and disc?

Body options include Cast Iron, Ductile Iron, Cast steel, Stainless steel, and Aluminum bronze. Disc options include Ductile Iron, Stainless steel, and Aluminum bronze.

What is the working pressure range?

Working pressure varies by size: 1.5'-12' at 16 bar; 14'-24' at 10 bar/16BAR; 28'-36' max 10 bar.

Double Disc Dual Plate/Flap Wafer Check Valve Duo Check

Name: Double Disc Dual Plate/Flap Wafer Check Valve Duo Check
Brand: Afcon Ningjin Yahua Industries Co., Ltd.
SKU: 1967734892

Shandong, ChinaAfcon Ningjin Yahua Industries Co., Ltd.

US$1.00-1,000.00

1 Piece

Product profile

Customization

Available

Temperature

Ordinary Temperature

Material

Stainless Steel

Connection Form

Flange

Structure

Butterfly

Pressure

Ordinary Pressure

Function

Ddcv Double Lobe

Sealing Form

Gland Packings Globe Valve

Flow Direction

Unidirection

Standard

DIN

Application

Industrial Usage, Water Industrial Usage

Size

DN40-DN900

Transport Package

Wooden Case or as Per Clint' S Requirement

Specification

CE, SGS

Trademark

Afcon

Origin

Dezhou, China

Production Capacity

20000/Month

Key features

Wide Size Range: Available in sizes DN40-DN900 (1.5'-36') to meet diverse pipeline needs.

Multi-Material Options: Body and disc available in Cast Iron, Stainless Steel, Ductile Iron, and Aluminum Bronze.

Flexible Installation: Suitable for both horizontal and vertical piping with compact structure and light weight.

High Reliability: Features good sealing, small fluid resistance, and long service life with high reliability.

Global Certifications: Certified by ISO 9001-2015, PED, AD 2000, ABS, DNV-GL, and LR.

Professional Manufacturer: Established in 2010 with advanced casting, machining, and assembly workshops.

Versatile Application: Ideal for water, oil, and other media in industrial and marine pipeline systems.

Company profile

Afcon Ningjin Yahua Industries Co., Ltd.

Shandong, China

Business Type: Manufacturer/FactoryExport Year: 2010-01-13Nearest Port: TIANJIN, QINGDAO, SHANGHAIAverage Response Time: ≤15hTerms of Payment: LC, T/T, D/PInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryAfcon Ningjin Yahua Industries Co., Ltd. is identified as a Chinese limited-company manufacturer/factory specializing in industrial valves and related pipe-fitting products. The supplier reports in-house sand casting and powder-coating lines, a 50,000-square-meter facility, annual valve productivity of 7,000 tons, and peak-season order fulfillment within one month. It holds stated certifications including ISO 9000, ISO 9001, ASME, HSE, ABS, CE, DNV-GL, and LR. Evidence also indicates export activity across Europe, the Middle East, the Americas, Africa, and Asia Pacific, with large projects reportedly installed and customer satisfaction achieved. R&D activity, six to ten R&D engineers, and six to ten quality-control staff support its technical and quality capabilities. However, the provided information does not sufficiently establish after-sales service procedures, financial credibility, or detailed customization capability.

Supplier typeThe supplier is described as both a Manufacturer/Factory and a trade company, with a limited-company structure. Its stated business focus is R&D, design, and manufacturing of industrial valves and related pipe-fitting accessories, indicating a manufacturing-oriented supplier despite the trade-company classification in one record.

CertificationsThe supplier states that it holds ISO 9000, ISO 9001, ASME, HSE, ABS, CE, DNV-GL, and LR certifications or approvals for export needs. These explicitly documented certifications support its quality-management and product-compliance position.

R&D capabilityThe supplier states that it conducts R&D and product research in industrial valves, has six to ten R&D engineers, and is developing innovative fire-safe valves with planned API approval. These statements provide explicit evidence of ongoing innovation activity, although the future API approval is not confirmed as already obtained.

Production capacityProduction capability is supported by in-house sand-casting and powder-coating lines, engineering and manufacturing facilities, a 50,000-square-meter site, reported annual valve productivity of 7,000 tons, and a one-month peak-season fulfillment time. The supplier also reports more than eight to ten years of development and manufacturing experience, indicating established operational capacity.

Client casesThe supplier reports exports to Europe, the Middle East, America, Africa, and Asia Pacific, and states that many large projects were successfully installed with complete customer satisfaction. However, no customer names, project names, order references, or independently verifiable case details are provided.