What are your payment terms?

T/T (30% as desposit, the rest 70% will be paid before delivery), L/C at sight.

Can I visit your factory before the order?

Yes, welcome to our factory to check the quality.

ISO2531 Pn16 Ductile Cast Iron Double Flange Reducer Pipe Fitting Concentric Reducer

Name: ISO2531 Pn16 Ductile Cast Iron Double Flange Reducer Pipe Fitting Concentric Reducer
Brand: Weifang Top Water Industrial Co., Ltd
SKU: 2151354832

Shandong, ChinaWeifang Top Water Industrial Co., Ltd

US$1,200.00

1-19 Tons

US$1,150.00

20+ Tons

Product profile

Customization

Available

After-sales Service

Compensation for Problem

Warranty

2 Years

Model NO.

reducer

Material

Iron

Connection

Flange

Model Number

Ductile Iron Flanged Fitting

Head Code

Round

Shape

Equal

Joint Type

Flange Type

Pressure

Pn10/Pn16/Pn25/Pn40

Coating

Fusion Bonded Epoxy Coating or Zinc Painting + Bit

Test

100% Water Pressure Test

Standard

ISO2531/En545/En598

Fitting Item

Elbow,Tee,Reducer,Coupling

Transport Package

Wooden Case

Specification

DN50-DN2000mm

Trademark

Origin

China

HS Code

73071900

Production Capacity

5000 Ton

Key features

Long Service Life: Designed for stable operation with a long service life exceeding 50 years.

Corrosion Protection: Features external zinc spray/bitumen or FBE coating and internal cement mortar lining.

Low Flow Resistance: Smooth transition design ensures zero leakage and low flow resistance.

Customizable Options: Supports customization for model, shape, pressure rating, and coating based on client requirements.

Strict Quality Control: 100% water pressure test and final inspection before shipment to guarantee quality.

Professional Manufacturer: Over 20 years of experience in ductile iron fittings, exported to 100+ countries.

Versatile Application: Widely used in water supply, sewage, gas, drainage, and industrial fluid pipelines.

Company profile

High Repeat Buyers ChoiceQuality Assurance100% Finished Products InspectionCustomization from Designs

Weifang Top Water Industrial Co., Ltd

Shandong, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 8 years CertifiedNearest Port: Qingdao Port; Dlian PortAverage Response Time: ≤1.82h

AI-Powered supplier vetting

SummaryThe supplier is identified as a limited trading company in Weifang, Shandong, offering ductile iron pipe fittings, manhole covers, valves, repair clamps, joints, and couplings. It demonstrates broad customization and ODM capabilities, has introduced products within the past year, and reports substantial export activity, with 90% of total sales from exports and eight years of export experience. However, it is not identified as a professional technical supplier, does not provide 3D software design, has no stated stock, overseas warehouse, overseas showroom, overseas agent, or branch capability, and has not participated in offline trade shows. Quality controls include documented inspection instructions and quality assurance, but raw-material traceability is absent and only one quality inspector is reported. No certification holdings or customer cases are provided. Financial records are referenced for 2023–2025, but no usable financial assessment data is available.

Supplier typeThe supplier is a limited company classified as a trading company, located in Weifang City, and offers valves, ductile iron pipe fittings, manhole covers, repair clamps, joints, and couplings. It is not part of a larger company group.

After-Sales capabilityThe supplier has a customer-complaint handling procedure, although no written complaint records are maintained, and it reports 20 qualified service-capability suppliers. However, it has no stock service, overseas warehouse, overseas showroom, overseas agent or branch, and serves no stated overseas countries; the evidence indicates limited international after-sales infrastructure.

R&D capabilityThe supplier reports new products within the past year and provides ODM services, supporting some product-development activity. However, it is not classified as a professional technical supplier, does not provide 3D software design services, and has no available SDK.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. These repeated service descriptions provide clear evidence of broad customization capability.

Product Q&A

Q:Can you make the product as per client's requirement?

Yes, we can make it with your exact requirement.

Q:What can you buy from us?

Ductile Iron pipe fittings, Valves, Manhole Cover, Flexible rubber joints, Bolts & Nuts, Couplings and Flange adapter.

Q:Why should you buy from us not from other suppliers?

Weifang Top Water Industrial Co., lt is one of leading supplier who specialized in Ductile Iron Pipe Fittings and Manhole Cover, Rubber Gaskets, Flexible rubber joint, Valves, bolts nuts, we have more than 20 years experience in this areas.

Q:How can we guarantee quality?

Always a pre-production sample before mass production; Always final Inspection before shipment.

Q:How is your after sale service

Professional service team, all-weather emergency telephone within 48 hours to solve difficult problems, to provide you with the fastest and healthiest after-sales service.