Can the valve be used without flange gaskets?

Yes, the O-ring casted on the seat seal surface negates the need for flange gaskets.

Full Stem Lug Type Butterfly Valve

Name: Full Stem Lug Type Butterfly Valve
Brand: Afcon Ningjin Yahua Industries Co., Ltd.
SKU: 1934158985

Shandong, ChinaAfcon Ningjin Yahua Industries Co., Ltd.

US$10.00

1 Piece

Product profile

Customization

Available

Driving Mode

Manual

Connection Form

Lug Support

Model NO.

BLYH-00LT

Structure

Centre Sealing

Seal Form

Force Sealed

Valve Stem

Normal

Work Pressure

Low Pressure (Pn<1.6mpa)

Working Temperature

Normal Temperature (-40°C<T<120°C)

Material of Seal Surface

Metal Hard Sealed

Valve Body

Casting

Application

Industrial Usage, Water Industrial Usage, Household Usage

Size

DN32-DN1200

Body

Gg25/Ggg40/Wcb/SS304/SS316

Stem

Ss416/Ss431/SS304/SS316

Disc

Ggg40/CF8/CF8m/C954/C958

Seat

EPDM/NBR/Viton/PTFE

Transport Package

Plywood Cases

Specification

CE, SGS Certificate

Trademark

TEC

Origin

Shandong, China

Production Capacity

3000PCS/Month

Key features

Customizable Components: Size DN32-DN1200; Body, Stem, Disc, Seat materials customizable.

High Corrosion Resistance: Powder coating withstands >1000 hrs neutral salt spray test.

Low Torque Operation: Touque-and-groove seat design ensures lower operating torque.

No Flange Gaskets Needed: O-ring casted on seat seal surface negates need for flange gaskets.

Versatile Actuation: Available with handles, manual gear operators, electric or pneumatic actuators.

Wide Application Scope: Suitable for petroleum, chemical, water, food, textile, and metallurgy.

Quality Certified: Certified by ISO9001: 2008, CE, and SGS.

Company profile

Afcon Ningjin Yahua Industries Co., Ltd.

Shandong, China

Business Type: Manufacturer/FactoryExport Year: 2010-01-13Nearest Port: TIANJIN, QINGDAO, SHANGHAIAverage Response Time: ≤18hTerms 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.