What types of joints are available?

Available joint types include T-type, flange-type, and K-type.

Can the pipes be tested by third-party agencies?

Yes, we can arrange testing at famous organizations such as SGS and BV.

What is the zinc coating thickness?

The outside is sprayed with zinc, with a thickness of not less than 130 g/m2.

Class C25 C30 C40 K7 K8 K9 Ductile Cast Iron Water Pipes

Name: Class C25 C30 C40 K7 K8 K9 Ductile Cast Iron Water Pipes
Brand: DINGGIN HARDWARE(DALIAN) CO., LTD.
SKU: 1941465422

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

US$650.00-750.00

25 Tons

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

T Type

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

Portland Cement or Other Types

Zinc Coat

Above 130G/M2

Tensile Strength

Above 420MPa

Density

Above 7g/cm3

Yieid Strength

Above 300MPa

Application

Water Supply

Delivery Time

20-30 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

Comprehensive Certifications: Meets ISO2531, EN545, EN598, ISO4179, and ISO8179 standards for global compliance.

High Tensile Strength: Superior mechanical performance with tensile strength exceeding 420 MPa.

Robust Zinc Coating: External zinc spray protection of at least 130 g/m2 for enhanced corrosion resistance.

Cement Mortar Lining: Internal lining with Portland cement mortar to ensure water quality and flow efficiency.

Wide Size Range: Available in sizes from DN80 to DN2600 to suit various water supply projects.

Multiple Joint Types: Offers T-type, flange-type, and K-type joints for flexible installation options.

Third-Party Testing: Products can be tested by renowned organizations like SGS and BV upon request.

Global Export Experience: Successfully shipped to markets including Europe, Middle East, and Southeast Asia.

Company profile

DINGGIN HARDWARE(DALIAN) CO., LTD.

Liaoning, China

CertifiedBusiness Type: Trading CompanyExport Year: 2011-11-25Nearest Port: DALIAN, QINGDAO, TIANJINAverage Response Time: ≤9.00h 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.