What materials are used for the valve body and seals?

The body is made of Cast Iron or Ductile Iron, with NBR or EPDM seals.

Which international standards does the valve meet?

It complies with ANSI B16.10, EN1092, DIN2501, and EN558-1 standards.

What is the warranty or quality assurance process?

We follow ISO 9001 procedures with 100% water pressure testing and independent QC checks.

Ductile Iron Concentric Flanged Butterfly Valve for Pipeline

Name: Ductile Iron Concentric Flanged Butterfly Valve for Pipeline
Brand: SYI Industrial Co., Ltd.
SKU: 792938395

Shanxi, ChinaSYI Industrial Co., Ltd.

US$100.00

50-99 Pieces

US$50.00

100+ Pieces

Sample price:US$100.00/piece.Request sample

Product profile

Customization

Available

Media

Water

Driving Mode

Manual

Model NO.

valve

Connection Form

Wafer

Structure

Centre Sealing

Seal Form

Force Sealed

Valve Stem

Normal

Work Pressure

High Pressure (10.0mpa< Pn <80.0mpa)

Working Temperature

Normal Temperature (-40°C<T<120°C)

Material of Seal Surface

Soft Sealed

Valve Body

Sheet Metal

Application

Industrial Usage, Water Industrial Usage, Household Usage

Product

Gate Valve

Port Size

DN40~DN1200

Place of Origin

Shanxi, China (Mainland)

Surface

Powder Coating/Paint

Test

100% Water Pressure

Transport Package

Standard Export Package or as Per Your Requirement

Specification

DIN/BS/ANSI/Russian Standard

Trademark

SYI

Origin

China

Production Capacity

1000 Sets Per Months

Key features

Comprehensive Certification: Holds Kitemark, BSI, SGS, BV, NF, CE, WRAS, UL, and FM certificates.

ISO 9001 Quality Control: Strictly follows ISO 9001 procedures with independent inspectors and QC engineers.

Wide Pressure Range: Designed for high pressure applications ranging from 10.0MPa to 80.0MPa.

Durable Material Construction: Body made of Cast Iron or Ductile Iron with NBR/EPDM seals.

Precision Machining Capability: Utilizes advanced CNC lathes, milling machines, and drilling presses.

Flexible Payment Terms: Accepts LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

OEM and ODM Services: Customization services available for gate valves and other products.

Global Market Reach: Exports to North America, South America, Europe, Asia, Africa, and Australia.

Company profile

SYI Industrial Co., Ltd.

Shanxi, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2015-03-19 CertifiedNearest Port: Tianjin PortAverage Response Time: ≤6.57h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummarySYI Group, also identified as SYI Industrial Co., Ltd., is a China-based limited company established in 1999 and operating from Shanxi. Its reported product scope includes castings, forgings, ductile iron pipes and fittings, manhole covers, valves, flanges, aluminum castings, and municipal products. The supplier reports ISO 9001:2015 certification and additional TUV, BSI Kitemark, SGS, BV, FM, and WRAS credentials or listings. Manufacturing evidence includes six production lines, automatic moulding equipment, CNC machining, laboratory facilities, in-house tooling, and 21–30 quality-control staff. It exports to multiple global regions and states that exports represent 90% of sales. Evidence supports production capability and certification strength, while after-sales service, financial credibility, innovation outcomes, customization performance, and customer cases cannot be conclusively assessed from the provided information.

Supplier typeThe supplier is described as a combined business entity and limited company, operating in industrial equipment, components, tools, hardware, metallurgy, machinery, construction, and related sectors. Its stated product range is centered on castings, ductile iron products, manhole and municipal products, valves, flanges, and aluminum parts.

CertificationsThe supplier explicitly reports an ISO 9001:2015 certificate and states that it is TUV, BSI Kitemarked, SGS, BV, FM certified, and WRAS listed. These statements provide direct evidence of multiple quality, product, or compliance credentials, although the specific scope and validity of each additional credential are not detailed.

Production capacityProduction capability is supported by a reported 67,275.83 m² manufacturing plant, six production lines, automatic moulding equipment, CNC machining centers, laboratory facilities, in-house tooling, and 21–30 quality-control staff. The supplier also reports one-month fulfillment timing in both peak and off-peak seasons and serves multiple export regions.

Customization capabilityThe supplier lists OEM industrial castings and maintains in-house pattern and tooling shops, which directly supports the ability to develop or manufacture customer-specific cast components. Nevertheless, no examples, minimum requirements, engineering workflow, or documented customization projects are provided.