What types of coatings are available?

Options include black bitumen liner, epoxy resin over coat layer, and zinc coating of at least 130 g/m2.

What is the test pressure requirement?

The test pressure must be maintained for at least 15 seconds.

What is the yield strength of the pipes?

The yield strength is above 300 MPa.

ISO2531 Ductile Cast Iron Pipes K9 for Potable Water

Name: ISO2531 Ductile Cast Iron Pipes K9 for Potable Water
Brand: DINGGIN HARDWARE(DALIAN) CO., LTD.
SKU: 1969777595

Liaoning, ChinaDINGGIN HARDWARE(DALIAN) CO., LTD.

US$650.00-750.00

50 40'GP

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Type

Ductile Iron Pipes

Usage

Water Supply

Model NO.

DN80-DN2600

Joint Type

Push on Joint

Section Shape

Round

Certification

ISO2531, EN545, EN598, ISO4179, ISO8179

Shape

Round

Customized

Non-Customized

Gasket Material

EPDM

Size

DN80-DN2000

Length

5.7m/6m

Paint

Black Bitumen Paint/Epoxy Paint

Cement Lined

3mm

Zinc Coat

Above 130G/M2

Tensile Strength

Above 420MPa

Density

Above 7g/cm3

Yieid Strength

Above 300MPa

Application

Water Supply

Delivery Time

15-20 Days

Transport Package

Wooden Pallets, Steel Bands

Specification

DN80-DN2000

Trademark

DINGGIN

Origin

China

HS Code

7303009000

Production Capacity

5000-10000 Tons Per Month

Key features

ISO2531 Certification: Meets ISO2531, EN545, EN598, ISO4179, and ISO8179 standards for potable water.

High Tensile Strength: Tensile strength exceeds 420 MPa ensuring durability under pressure.

Robust Zinc Coating: Outside sprayed with zinc not less than 130 g/m2 for superior corrosion resistance.

Cement Mortar Lining: Inside lined with cement mortar per ISO4179 to prevent internal corrosion.

Wide Size Range: Available in sizes from DN80 to DN2600 for various water supply needs.

Multiple Joint Types: Offers T-type, flange-type, and self-restraint joint options for flexible installation.

Durable Gasket Options: Equipped with SBR, EPDM, or Neoprene rubber gaskets for leak-proof sealing.

High Hardness: Brinell hardness within 230HBW for excellent wear resistance.

Company profile

DINGGIN HARDWARE(DALIAN) CO., LTD.

Liaoning, China

CertifiedBusiness Type: Trading CompanyExport Year: 2011-11-25Nearest Port: DALIAN, QINGDAO, TIANJINAverage Response Time: ≤1.84h CertifiedTerms of Payment: LC, T/T, D/P CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR

AI-Powered supplier vetting

SummaryDinggin Hardware (Dalian) Co., Ltd. is identified as a Chinese trading company established in 2011, with 21 employees and 10 reported production lines. It offers cast iron, ductile iron, stainless steel, IBC, baluster, ornament, and chain products, with stated standards for several pipe and fitting categories. Reported output includes 60,000 tons of ductile iron pipes and fittings and 12,000 tons of cast iron pipes and fittings annually, while export sales account for 71%–90% of total sales. The supplier claims online support, after-sales service, quality management practices, and sales to 45 countries. However, supplier-management-system certification is listed as NIL, R&D experience is limited to two years, and the available information does not establish formal customization capability, financial credibility, or specific customer cases.

Supplier typeThe supplier is explicitly classified as a Trading Company and operates as a limited company in China. Its stated business scope spans hardware, industrial equipment, metallurgy, manufacturing, and construction-related products, with product keywords covering pipes, fittings, IBC tanks, balusters, and tire protection chains.

CertificationsSupplier-management-system certification is explicitly listed as NIL. The supplier claims to follow a quality management system and states that products have relevant certificates and follow standards including BS EN877, CSA B70, ASTM A888, ISO2531, EN545, and EN598, but the actual certificates are not provided in the slices.

After-Sales capabilityThe supplier explicitly offers communication by email, phone, and WhatsApp, along with online support and after-sales service. It also describes a team focused on quality control and customer service, providing direct evidence of stated support capability.

Production capacityThe supplier reports 10 production lines and annual output of 60,000 tons of ductile iron pipes and fittings, 12,000 tons of cast iron pipes and fittings, and 1,000 IBC pieces. It also reports a 182.3 m² manufacturing plant and one-month fulfillment times in both peak and off-peak seasons, providing explicit evidence of production and delivery capacity.